Unreleased

• Added physics constraints.
• Fixed constrained bone transforms when multiple constraints are applied and the bones don't inherit some transform properties.
• CLI project info processes all files in folder.
• Added Export all to JSON export to include items with Export unchecked.
• Fixed window size affecting filtering at 100% zoom.
• Allow attachment compensation hotkey in animate mode.
• Added a pixel snapping mode for region attachments.
• Update viewport selection from tree when changing animate/setup mode.
• Fixed changing mesh color in animate mode when multiple are selected.
• Improved accuracy for bone transform values.
• Allow hotkeys that change selection or navigate the tree during a tree drag and drop.
• Launcher 4.2.00: native ARM for MacOS, added --activated.

28 Jan 2023

• Fixed find and replace not selecting slots if bones are hidden in the tree.
• Improved keeping tree selection when enabling or disabling the tree filter.
• Fixed the output path shortening when changing the animation to export.

15 Jan 2023

• Fixed holding ctrl and clicking the back mouse button on Windows.
• Fixed color dialogs for viewport background settings not updating until closed.
• Fixed sequence timelines for Data Import.
• Added chibi-stickers example project.
• Fixed hiding a slot causing an attachment to be hidden.
• Improved warning message when an image is not found.
• Fixed mesh disappearing when moving a vertex to an invalid position with Deformed checked.
• Don't scroll viewport when over the window edge.
• Fixed find and replace dialog losing results after showing regular expression help.
• Fixed sequence ticks not rendering in graph for some keys.
• Fixed animation clean up deleting sequence keys.
• Fixed selecting vertices with ctrl being too sensitive.
• Improved first path segment when dragging the second handle.
• Improved packing when using the power of two or square settings.
• Fixed attachment key buttons not appearing when Show all skin attachments is unchecked.
• Fixed Set Parent hotkey not working for some types items of items when multiple are selected.
• Fixed crashes opening a file while dragging the mouse.

1 Nov 2022

• File dialog chooses a folder for export output prefix rather than a file.
• Fixed export output prefix being used as folder path in some cases.
• Fixed texture packer whitespace stripping when using a sequence region or mesh attachment.

24 Oct 2022

• Fixed crash when keying a mesh.

24 Oct 2022

• Fixed crash unlinking a linked mesh without a sequence when the source mesh has a sequence.
• Fixed undo state for keys when unlinking a mesh and copying the keys.
• Ensure deform and sequence keys are only set for visible attachments.
• Fixed Key Active hotkey for sequences.
• Fixed version changing to Latest beta when Latest 4.1 is selected on the settings dialog.

6 Oct 2022

• Fixed incorrect cursor position when typing into a text field in some cases.
• Fixed crash with tree collapse hotkey.
• When changing to animate/setup mode, scroll the tree to keep selected items visible.
• Fixed dopesheet not showing keys after undoing bone deletion.
• Fixed Key Shown when Show all skin attachments is checked.
• Fixed export causing pinned skins list to double.

1 Oct 2022

• Fixed slow animation playback speed.

30 Sep 2022

• Support color tags in the animations view.
• Added --skeleton-viewer to run Skeleton Viewer.
• Fixed audio not starting over when repeat is enabled in some cases.
• Fixed animation clean up deleting incorrect keys in some cases.
• Don't show key buttons for deform and sequences in other skins when Show all skin attachments is checked.
• Show skin name in dopesheet for deform and sequence timelines when Show all skin attachments is checked.
• Improved selection when clicking timeline names.
• Fixed keying when a slot has multiple sequence attachments.

28 Sep 2022

• Fixed a crash when clicking a select box.

27 Sep 2022

• Fixed sequence Frame being disabled sometimes in setup mode.
• Fixed file extension color on open dialogs.
• Export dialog no longer remembers the JSON export version from the last export.
• Fixed CLI project import losing images and audio paths.
• Fixed sequence key state when no timeline exists yet.
• Don't show mesh resize dialog when changing a sequence's setup frame.
• Show error icons when images or audio paths are not found or access is slow.
• Added browse and open buttons for image files.
• On the Find and Replace dialog enter replaces and ctrl+enter selects.
• Fixed animation clean up changing curves in some cases.
• Tree expand/collapse hotkeys work when multiple items are selected.
• Removed enter and space from cancelling important dialogs.
• Keep viewport selection after changing skin visibility.
• Binding and removing bones updates the tree's warning icons.
• Fixed the Pose tool interacting with bones that have Select unchecked.
• Improved ghosting key frames based on dopesheet or graph focus.
• Fixed view keeping focus when minimized or closed.
• Fixed crash double clicking a path handle.
• Draw selection lines around region attachments when selected with the bone Create tool.
• Fixed rare crash when dragging keys.
• Fixed file dialog showing current folder as a file.
• Detect and fix invalid mesh edges in older projects.
• Detect and remove more types of invalid attachments on project load.
• Fixed linked mesh unlink combining with previous undo state.
• Fixed CLI project info when there is no output path.

10 Sep 2022

• Fixed smoothing not being applied to some parts of images.
• Fixed crash when an image fails to load.
• Fixed rare file dialog failure on Windows.
• Fixed weights view Smooth, Prune, and Swap not using the selection for a linked mesh.
• Fixed bone numbering in some cases for the Create tool.
• Fixed New > Bone position for skin placeholders.
• Fixed bone label not showing in tree properties in some cases.
• Brighter lines between dopesheet keys.

8 Aug 2022

• Fixed crash deleting mesh vertices.
• Fixed crash dragging dopesheet rows.
• Fixed crash while dragging a box selection.

8 Aug 2022

• Tree button to select an attachment's slot or a slot's draw order works when multiple are selected.
• Fixed issues with selecting and deleting path vertices.
• Fixed "animation repeat" setting not being loaded from export settings JSON.
• Improved scrolling to selected items in the tree and graph.
• Fixed label for single bone IK properties.
• Fixed undo after moving a single bone IK target.
• Update relative paths after CLI import.
• Fixed PSD export showing the wrong output type.
• Fixed setting to disable double clicks in edit mesh mode and some other cases.
• Fixed tap square for bone Create tool when holding ctrl.
• The Last Tool hotkey now changes the tool in edit mesh mode.
• Improved zoom responsiveness.
• Preview respects loop start and end in animate mode when Play current animation is checked.
• Fixed views briefly opening with the wrong size.
• Fixed draw order changes using two undo states.
• Don't start export when a enter is press in text field on the export dialog.
• Launcher 4.1.09: fixed -Xmx CLI parameter on Mac, increased Mac and Linux maximum RAM default from 1024 to 2048.

14 Jul 2022

• Fixed meshes losing bones in some cases when moved to another skeleton.
• Launcher 4.1.08: fixed losing activation code when many Spine instances are started at the same time.

11 Jul 2022

• Improved selection of bones without a length.
• Fixed missing Bezier handles after pasting.
• Fixed broken curves after pasting.

8 Jul 2022

• Fixed crash when clicking Pack Settings.
• Fixed crash clicking Select Bones during Edit Mesh.

7 Jul 2022

• Fixed texture packer settings not being stored separately for JSON and binary export.
• Fixed texture packer bilinear scaling smearing the image in some cases.
• Better PNG optimization error messages.

5 Jul 2022

• Fixed clicking in empty space to deselect in the graph.
• Fixed rare crash with sequences during export.
• Fixed Curves view not updating the skeleton during a drag.

1 Jul 2022

• Fixed export launcher update warning.

30 Jun 2022

• 4.1.00 released!

29 Jun 2022

• Fixed texture packing to WEBP failing the first try and not using the specified settings.
• Fixed crash pasting sequence keys after unchecking Sequence.

26 Jun 2022

• The "separate" button in the Curves view now also applies to pasting keys.
• Fixed dopesheet and graph drag indicator.
• Added launcher update warning for PNG optimization.
• Fixed loop start text field not showing 0.
• Use skin placeholder setup pose visibility for Find and Replace "unused" search.
• Added Find and Replace "missing images" search.
• Improved Bezier handle adjustment when deform keys are moved.
• Improved default Bezier handles for deform keys when Bezier is clicked.

19 Jun 2022

• Allow setting the parent bone for multiple bones or slots to the parent of one of the selected bones or slots.
• Improved dopesheet sort order when names end with a number.
• Improved tree lines for selected items.
• Fixed origin not appearing in texture atlas.
• Allow dopesheet and graph select button when selection is not locked.
• Fixed mesh or weights brush size circle not disappearing after a Brush+/- hotkey.
• Allow dragging multiple constraints at once.
• More space around graph auto frame when the graph view is tall.
• Fixed crash dragging the last key handles in some cases.
• Fixed IME input repeating the last character.
• Fixed crash when attachment path contains a period before a slash.
• Fixed crash right clicking to jump to an item when in a picking mode.
• Disable sequence properties when attachment is not visible.
• Fixed using sequences with linked meshes.
• Fixed crash when a pingpong sequence has 1 frame.
• Fixed rare crash during undo/redo.

25 Apr 2022

• Updated Chinese, Japanese, Korean, German, Italian, and Croatian translations.
• Fixed APNG export artifacts.
• Dim tree lines for hidden/inactive items and for text search.
• Fixed blank new skin placeholder dialog.
• Don't lose tree selection when showing multiple attachments.
• Fixed find and replace for tree selection when draw order slots are selected.
• CLI texture unpacking does unpremultiply alpha when the atlas page has pma:true.
• Sort animations on import project dialog.
• Improved expand/collapse icon for selected tree items.
• Fixed rotate hotkeys not using a new undo state.
• Prevent window title from pushing menu buttons off screen.
• Fixed error showing initial welcome screen images.
• Fixed image and audio paths set to "././".

29 Mar 2022

• Added Unused checkbox and Select button to Find and Replace dialog.
• Fixed loading some older 4.1-beta projects.
• Fixed GIF export quality when speed is 1.

28 Mar 2022

• Fixed font rendering issues.
• Fixed skin icon colors in skins view.

27 Mar 2022

• Added many settings to PNG and APNG exports.
• Added speed setting to GIF export.
• Fixed loading some older 4.1-beta projects.
• Update the tree when changing the tree indentation setting.
• Added colored lines to the tree.

21 Mar 2022

• Added optimization settings to make much smaller PNG and APNG exports.
• Much faster GIF export.
• Added "replace existing animations" checkbox to Import project, animations.
• Fixed export frame count not appearing right away.
• Don't show path constraint chain scale warning when all bones are under the first bone.
• Weight smoothing now respects weight locks.

9 Mar 2022

• Added new export formats and encodings: WEBM, AWEBP, MPEG4, ProRes 4444, AC3, AAC.
• Fixed unreliable video exports.
• Much faster video exports.
• Fixed rounding of bone weights in JSON exports.
• Added warning when not exporting a skin that has bones or constraints.
• Added forceAll JSON export setting.
• Fixed bug where export preview caused setup mode to have some animate mode features.
• Launcher update (4.1.04): functionality needed for new exports.

12 Feb 2022

• Added support for WEBP to image export and texture packing.

8 Feb 2022

• Fixed crash opening a project.

5 Feb 2022

• Fixed draw order filter in graph and dopesheet.
• Fixed applying a curve preset when existing handles are auto.
• Fixed weights view lock icon placement for some font sizes.
• Reduced overall memory usage.
• Prevent favor tool overshoot for default and setup modes.

29 Jan 2022

• Added locking a bone's weights in the weights view.
• Fixed crash applying a preset in some cases.
• Fixed preview not showing applied skin attachments in some cases.
• Prevent text fields from having keyboard focus when disabled.
• Fixed tint black checkbox when multiple slots are selected.

27 Jan 2022

• Fixed undo after dragging weight text field in weights view.
• Fixed text fields with very small negative numbers.
• Improved bone rendering for very small bones.
• Prevent bones from having zero scale in setup mode.
• Improved mesh weight accuracy in binary exports.

20 Jan 2022

• Fixed some crashes when setting or moving keys.

19 Jan 2022

• Save 4.1 views separately so 4.0 views are not lost.
• Fixed a mesh rotating when bound to a bone.
• Don't change auto Bezier curves to linear when pasting keys.
• Added Swap button to weights view.
• Fixed the graph Shape retiming mode in some cases.
• Added a default curve type setting.
• Improved Bezier handle adjustment when moving and setting keys.

17 Jan 2022

• Fixed view toolbars being hidden.
• Fixed New select box when multiple bones are selected.
• Fixed button to select a slot in the draw order when the draw order is closed.
• Fixed selection after creating a constraint.
• Fixed binding the parent bone to a mesh with no weights.

16 Jan 2022

• Fixed problem reading curve presets from settings files.

16 Jan 2022

• Added a Curves view with presets.
• Changed dot icon for attachment visibility.
• Added "Box select pause" settings for the graph and dopesheet.
• Allow hotkeys to be reloaded without restarting.
• Added Refine button to mesh trace and allow clicking to create vertices.
• Added hotkey for mesh trace refine.
• Mesh trace hotkey traces again if mesh trace is already open.
• Fixed edit mesh dialog being the wrong size in some rare cases.
• Added --animate-mode CLI parameter to open project in animate mode.
• Added --no-save-prompt CLI parameter to never prompt when closing an unsaved project.
• Moved graph retiming setting to graph view menu, default to shape, save across runs.
• Reduced graph toolbar clutter.
• Show fewer decimal places for rotation when not typing.
• Don't use selected keys when enabling auto frame.
• Changed most "Hide X" checkbox menu items to just "X".
• Added checkbox for image and video export to render the current selection, removed --export-selection CLI.
• Fixed sequences using pingpong reverse.
• Fixed auto Bezier button highlighting when a key and handle are selected.
• When the second Bezier handle is selected, setting the curve type affects the previous key.
• Fixed dragging path constraint sliders with auto key.
• Sort skins and animations using folders for JSON and binary data.
• Don't write skin names in binary data for skins that are not exported.
• Hide tree annotations for inactive skin constraints when Hide skin bones and constraints is checked.
• Fixed data export with no output path.
• Allow most actions when multiple bones are selected and one is the root.
• Added toast when trying to set world rotation outside 360 degrees.
• Added Layered checkbox for animations intended to be applied on top of other animations, so clean up knows to preserve more keys.
• Fixed the "mesh image files" changed dialog appearing when a mesh sequence has different sized images.
• Improved graph line rendering.
• Fixed viewport blurry axis lines at some zoom levels.
• Fixed bug when renaming events.
• When pasting keys, use linear to avoid an S shaped Bezier.
• Fixed attachment visibility being incorrect when bones aren't shown in the tree.

30 Nov 2021

• Fixed crash adjusting deform key handles.
• Changed rotation rounding to avoid unnecessarily precise values.
• Fixes from 4.0.51.

21 Nov 2021

• Dragging a graph handle when multiple are selected adjusts them like the 3.8 graph.
• When dragging a graph handle, dim other curves.

19 Nov 2021

• Updates from 4.0.49.

8 Nov 2021

• Fixed crash exiting edit mesh mode.

7 Nov 2021

• Fixed creating a new IK, path, or transform constraint by clicking to create the target bone.
• Fixed tree nodes being grey when setting new constraint bones.
• Fixed pressing ctrl when a text field is focused resetting the text field value.
• Fixed box selection when a parent bone has zero scale X or Y.
• Fixed removing a single attachment's timelines removing all attachment timelines.
• Fixed crash pasting sequence keys to an attachment without a sequence.
• Fixed Data Import for sequence attachments.
• Fixed graph framing for scale keys.
• Fixed dragging an attachment from a skin placeholder to the placeholder's slot.
• Launcher update (4.1.01): fixed crash on Linux with some themes.

10 Oct 2021

• Fixed crash duplicating a skin.
• Fixed crash in some cases using undo in setup mode.

9 Oct 2021

• Fixed using Set Parent on an image file.

8 Oct 2021

• Added sequences for region and mesh attachments for easier frame-by-frame animation.
• For drag and drop of multiple bones and slots, allow dropping on parent bone.
• Show name color tags in the dopesheet and graph.
• Show a toast instead of a dialog when attachment keys are automatically deleted.

25 Apr 2022

• Fixed curves after unchecking tint black and using undo.
• Fixed crash binding a bone to a linked mesh.
• Fixed using spacebar to open the macOS file dialog.

9 Mar 2022

• Fixed crash when opening a project in some cases with interface animations disabled.
• Fixed mesh tracing for very large images.
• Fixed shear tool handles when a constraint affects a bone's position.
• Fixed animation still appearing in Preview after undo.
• Fixed transform constraint Match setting an incorrect shear Y offset.

7 Feb 2022

• Fixed crash opening a project.
• Fixed ESS warning turning black.

5 Feb 2022

• Fixed crash scrolling while dragging a path vertex.
• Fixed crash after unchecking slot tint black in some cases.
• Fixed compress for IK constraint timelines in JSON exports.
• Fixed path constraint spacing timelines for data import.
• Fixed crash opening a project when a select box list is shown.
• Fixed packing image folders to a single atlas during data export when multiple skeletons use the same images path.

27 Jan 2022

• Fixed alpha timelines in binary exports.
• Fixed additive scaling mixing in the preview view.
• Fixed opening a project with invalid animations.
• Fixed crash using key offset.

18 Jan 2022

• Fixed a mesh rotating when bound to a bone.

18 Jan 2022

• Fixed crash using undo after unbinding all bones from a source mesh.
• Fixed binding the parent bone to a mesh with no weights.

28 Dec 2021

• Fixed animation clean up for Bezier keys in some cases.
• Fixed image and video exports when using color management with linear blending.

15 Dec 2021

• Fixed crash selecting overview keys.

15 Dec 2021

• Fixed ctrl clicking a dopesheet key.
• Fixed next/previous sibling bone selection hotkeys.
• Fixed some rare crashes with weights.
• Better error message when a GPU frame buffer can't be created.

10 Dec 2021

• Reverted the change to additive blending for image export with a transparent background.
• Fixed dopesheet box selection missing the first key when holding ctrl.
• Backface culling applies to the preview view.

3 Dec 2021

• Fixed image export Frames being set to zero when changing export type to Current pose.
• Show the frame number range for image export Range.
• Fixed additive blending for image export with a transparent background.
• Fixed rotation values for Import data.
• Better message when there is no current animation for export.

30 Nov 2021

• Fixed texture packer scaling in some cases.

29 Nov 2021

• Fixed weights view scrolling to the top when dragging bone order.
• Fixed crash duplicating a skeleton in some cases.
• Fixed crash with vertex selections.
• Fixed crash when editing an invalid a mesh hull.
• Fixed not being able to save a project with errors in some cases.
• Fixed copying bone transforms not using the pose from constraints.

19 Nov 2021

• Fixed export dialog only opening from welcome screen.

18 Nov 2021

• Fixed opening old projects with an invalid linked mesh.
• Fixed crash opening export dialog from welcome screen before opening a project.
• Fixed errors after duplicating a skeleton with skin bones or constraints.
• In the weights view, Selected now dims pie slices for bones that aren't selected.

8 Nov 2021

• Fixed crash exiting edit mesh mode.

7 Nov 2021

• When pasting separate keys to another timeline, check separate automatically if no keys have been set yet.
• Keep RGB and alpha dopesheet rows next to each other.
• Fixed duplicating slot or bone keys not setting separate in animations.
• Don't reload images after Save As.
• Fixed texture packer legacy output having wrong Y value when using padding.
• Fixed not being able to save after deleting a skin in some cases.
• Fixed crash dragging an image file to a skin placeholder.
• Fixed rare crash exiting mesh trace mode.
• Improved error messages when an image or video export is too large.
• Show message when path constraints are deleted because a slot was deleted.

12 Oct 2021

• Fixed texture packer not deleting old output files in some cases.
• Improved UI quality when using interface scale other than 100 or 200.

10 Oct 2021

• Fixed duplicating a skin with skin bones or constraints.
• Fixed orange line between first/last keys for looping animations showing when the keys differ.
• Fixed graph auto frame when switching from setup to animate mode.

8 Oct 2021

• Improved Japanese translations.
• Disallow hotkeys while mouse buttons are pressed.

7 Oct 2021

• Fixed texture packer resampling being reset to nearest.
• Fixed crash clicking empty space in the viewport when using Set Parent on an attachment.
• Fixed Timeline FPS and Interpolated settings not being shown correctly.

6 Oct 2021

• Colored dopesheet lines.
• Fixed Pose tool causing attachments to flash when slots are hidden and auto key is on.

5 Oct 2021

• Fixed constraint timelines not moving to the new bone when setting a new target.
• Fixed constraint timelines under the wrong bone on project load.
• Fixed not being able to create edges in edit mesh mode in some cases.
• All texture packer scaling is now progressive when it makes sense for the highest quality.
• Removed auto and progressive bilinear texture packer scaling.
• Fixed allowing use of comma instead of period when entering numbers.

4 Oct 2021

• Fixed a crash when using the New tool in edit mesh mode.
• Creating a new bone for a slot now places it at the center of the slot's attachment.
• Improved attachment names when duplicating a skin and checking "Rename attachments".
• Fixed duplicate skin not having Duplicate keys checkbox for clipping, bounding boxes, and paths.
• Fixed graph sometimes being scrolled to the right when first shown.
• Don't show "Duplicate attachment for each skin" on new skin placeholder dialog when there is only one skin.
• Fixed the texture packer's bicubic scaling looking like linear.
• Better message when there are no iamge or video frames to export.
• Fixed crash using undo after moving a slot with a skin placeholder to another skeleton.
• Fixed crash opening project while dragging.

24 Sep 2021

• Toast if an edge can't be deleted in edit mesh mode.
• Fixed a rare bug where deleting an edge can leave mesh triangles incorrect.
• Fixed fixing up separate timelines on project load.
• Fixed separate timelines from Import Project when a bone has multiple properties separated.

21 Sep 2021

• Improved skeleton drag and drop highlighting.
• Fixed drag and drop crash when dropping skeletons after the last skeleton.
• Allow setting transform constraint offset in animate mode.
• Fixed bone rename being able to set duplicate slot and attachment names.
• Allow New... Bone when multiple slots are selected.

20 Sep 2021

• Fixed tree drag and drop crash.

20 Sep 2021

• Fixed texture packing whitespace stripping when a mesh and region use the same image and the mesh is larger than after whitespace stripping.
• Allow dragging multiple bones to the parent of one of the bones.
• Fixed tree drag and drop when the mouse is not moved during the initial drop delay.
• Fixed select box popup location when above.
• Added a warning to path constraint Chain Scale when the constrained bones don't have the same parent (scale may be applied incorrectly).

15 Sep 2021

• Fixed next/previous animation/skin hotkeys.
• Fixed opening some older projects.
• Fixed CLI crash when not specifying input or output in the export JSON or CLI.
• Don't treat scale sign as an instant transition when applying additive tracks in Preview.
• Improved Japanese translations for editor settings.

13 Sep 2021

• Fixed reading transform constraint timelines in JSON data in some cases.
• Fixed Import Project not setting checking separate correctly.

12 Sep 2021

• Fixed crash unchecking Mesh for a source mesh.

9 Sep 2021

• Fixed crash deleting multiple constraints at once.

9 Sep 2021

• Fixed crashes in 4.0.27.
• More efficient deletion of multiple items at once.

8 Sep 2021

• Fixed crash on computers with bad locale settings.
• Fixed some crashes when deleting items.
• Don't show path position handle in path edit mode.
• Fixed JSON and binary export hashes.
• Fixed loading some very old projects.
• Fixed a skin bone warning shown on meshes when it shouldn't be.
• Fixed crash after animation clean up in some cases.

6 Sep 2021

• Allow font size in the start settings JSON to be changed manually.
• Fixed draw order hotkeys with slots from multiple skeletons.
• Fixed opening very old projects with invalid bones.
• Fixed crash with graph box select on a handle in some cases.
• Fixed Timeline Pan/Frame Drag/Move hotkeys.
• Fixed crash when loading a new project when an event text field is focused.
• Improved view sizes when moving views to a new position.
• Fixed dopesheet and graph view minimum sizes.
• Don't allow a view to be so large it pushes another view off screen.

31 Aug 2021

• Fixed slot alpha button not showing the correct color in some cases.
• Toggling a graph dot doesn't select a tool when the graph is locked.
• Improved path handle positions when using the New tool.
• Fixed highlighting path rows in the dopesheet and graph.
• Fixed path constraint mix timelines when exporting JSON.

29 Aug 2021

• Fixed duplicating a selection of multiple bones.
• Improved bone scale settings, especially for interface scale > 100.
• Fixed erroneous color keys being set.

27 Aug 2021

• Allow editor to run if file watching fails.
• Fixed auto key for slot separate alpha/RGB in some cases.
• Fixed slot alpha button not having the same color after RGB is changed.
• Fixed some objects being removed from selection groups when the project is saved.
• Added toast to explain box selection pause.
• Added animated edge to box selection pause.
• Fixed duplicate slot creating duplicate timelines for the new slot.
• Fixed using key shift with a box selection.
• Log project version update when a project is loaded with warnings.
• Fixed duplicate attachment detection on project load.
• Fixed opening some very old projects.

24 Aug 2021

• Fixed Spine settings being reset in some cases.
• Fixed opening old projects where a linked mesh has an invalid source mesh.
• Improved Japanese translations.

22 Aug 2021

• Fixed image/video export of "skeletons separate" showing hidden skeletons.
• Launcher update (4.0.48): Fixed hitting enter rapidly from starting twice.

22 Aug 2021

• Fixed loading some very old projects with errors.
• Only drag adjust numeric text fields when the field doesn't have focus, allowing mouse selection.
• Fixed dragging Current and Loop Start/End text fields.
• Fixed left aligned numeric text fields.
• Fixed integer sliders.
• Increased rounding precision for most values.
• Improved rounding, display, and range for all numeric sliders.
• Never show 0.0 if the value is not exactly zero.
• Fixed setting Loop Start/End on fractional frames.
• Fixed RGBA2 timelines when exporting JSON for older versions.
• Ignore files starting with "._" on macOS.
• Fixed opening projects that have an event in a selection group.
• Fixed image/video export of "skeletons together" showing hidden skeletons.
• Fixed old projects that have animation, skin, or event names with slashes.
• Fixed crash with Weights view mode hotkeys.
• Fixed old projects with invalid constraint targets.
• Fixed dopesheet keys being selected when not visible in some cases.
• When selecting all text in a numeric text field, keep the most significant digits visible.

10 Aug 2021

• Fixed Key Active hotkey crash.
• Fixed crash using graph Store after undo in some cases.
• Fixed crash using hotkeys while dragging a dopesheet or graph row.
• Fix skin bones and constraints on project load that are missing a reference to their skin.
• Fixed error message when reading JSON that is the wrong version.
• Launcher update (4.0.47): Fixed losing settings files when running multiple Spine instances at the same time.

9 Aug 2021

• Fixed setting a key sometimes not showing in the dopesheet/graph.
• Fixed tree node highlighting.
• Improved default name for new slot and attachment on a bone.
• Better path handle placement when clicking with New tool.
• Fixed Key Shown and Setup Pose setting keys in filtered timelines.
• Fixed ctrl+shift+S hotkey for Save As.
• Show transform values without rounding when focused.
• Increased decimal places for the weights view and all constraint offsets and mixes.

30 Jul 2021

• Fixed texture packer alias when whitespace stripping is used.
• Fix invalid skin bones and constraints on project load.
• Remove invalid animation, skin, and event folder items on project load.
• Prevent saving projects with invalid animations or skins.

27 Jul 2021

• Fixed binary export.

26 Jul 2021

• Faster JSON export for large projects when pretty print is unchecked.
• Fixed multiple characters appearing from one key press when typing at a low frame rate.
• Fixed linked mesh deform keys when changing from unweighted to weighted.

25 Jul 2021

• Fixed setting path constraint bones with percent spacing mode.
• Fixed exporting hidden skeletons.

24 Jul 2021

• Fixed reading transform constraints.

23 Jul 2021

• Fix invalid bones in transform constraints on project load.
• Fixed rare crash when minimizing a view.
• Fixed crash when export image size would be zero.
• Allow smaller image and video export scale.
• Fixed transparency for video exports.

23 Jul 2021

• Fixed MOV export for JPEG/RLE/TSCC codecs in some cases.
• Fixed rare crash in file dialog.
• Faster project saving (60%+ faster for extremely large projects).
• Fixed tree draw order key button turning orange after dragging a slot briefly.

22 Jul 2021

• Fixed loading very old projects with flip timelines.
• Fixed memory not being released between project loads in some cases.
• Fixed setting keys for many timelines taking a long time for very large projects.

21 Jul 2021

• Fixed opening older projects which contain a timeline with no keys.
• Fixed opening older projects with errors in selection groups.
• Fixed binary import data with a scale != 1.
• Fixed flash of loading images in some cases: undo, changing animation during playback, etc.

18 Jul 2021

• Fixed rare crash when using undo while attachment preview is showing.
• Fixed crash on Linux when clicking to open a file.
• Fixed editor not running on Linux with old GCC.
• Improved CLI error messages when failing to read a JSON or binary file.
• Launcher update (4.0.44): Fixed Linux crashes.

17 Jul 2021

• Fixed clean up deleting Bezier keys with the same value when the handles make a curve.
• Fixed holding shift with the bone rotate tool.
• Launcher update (4.0.43): Don't show "Latest beta" if there's currently no beta in progress, fixed rare error overwriting update file.

15 Jul 2021

• Fixed orange line in graph between first and last when they have the same value and repeat is enabled.
• Fixed graph Hide rows when the dopesheet is not synced.
• Detect project problems with bones and slots.
• Fix up invalid separate bones and slots on project load.
• Fixed rare crash changing selection after deleting an object.
• Fixed crash deleting an attachment while the tree preview is open.
• Fixed position of bones when using Import Data, Import into an existing skeleton.

10 Jul 2021

• Show toast if project automatic backup could not be saved.
• More warnings when opening projects.
• Prevent saving projects that contain errors.
• Fixed pasting separate color keys to combined slot.
• Fixed animation separate bone and slot references on project open.
• Fixed selection group references on project open.
• Preserve image size when changing between a mesh and region and the image file is not found.
• Fixed crash using select all on graph handles when keys without handles are visible.

8 Jul 2021

• Fixed rotate tool sometimes jumping by 360 degrees.
• Show gray file extensions on file dialogs.
• Remove a recent path if it takes too long to verify it exists.
• Fixed color timelines not being duplicated when a slot is duplicated.

2 Jul 2021

• Fixed CLI crash.
• Fixed dialogs not appearing when interface animations are disabled.
• Right click Save Project As in main menu to open OS file dialog.
• Right click save button in titlebar to open save as dialog.
• Fixed Import Project when a slot has been moved to a different bone.

1 Jul 2021

• Smoother zoom and zoom to fit.
• Fixed being prompted to update to 4.0 each time Spine is run.

1 Jul 2021

• Remove timelines that have the wrong bone on project load.
• Reset origin when double clicking a vertex with ctrl.
• Fixed scaling multiple box selections in the dopesheet.

30 Jun 2021

• Fixed crash opening new project while in edit mesh mode.
• Enabled anisotropic filtering by default.
• Fixed not being able to drop files on welcome screen.
• Improved drag to select for low frame rates.
• Fixed flicker when multiple dialogs are shown.
• Fixed dopesheet not updating after renaming some items.
• Fixed rare crash with path constraint proportional spacing.
• Remove duplicate timelines in old projects on load.
• Fixed loading images appearing in image or video exports when writing to a skeleton's images folder.
• Improved file watching.
• Improved dragging multiple keys on non-integer frames in the dopesheet and graph.
• Launcher update (4.0.40): allow cancelling auto start when specifying a CLI version, improved error messages, CLI exports make a server request to get latest patch versions when a major.minor.xx version is specified.

28 Jun 2021

• If no output path is given for CLI JSON and binary, use the input folder.
• Added a warning icon on the export dialog when smoothing is used and anisotropic filtering is not enabled.
• Mesh edit mode create tool, fixed dragging edge from vertex while holding shift.
• Mesh edit mode, fixed middle mouse button.
• Fixed skeleton pose when changing animation visibility.
• Improved mouse scrollwheel over the timeline for long animations.
• Fixed losing draw order keys that key the setup pose when creating or deleting a slot.
• Right click tree annotation to select it without scrolling.
• Slower timeline mouse scrollwheel speed.
• Disallow OS file drag and drop when a modal dialog is open.
• Improved bone scale tool nudge.
• Graph value mode doesn't affect other side of neighboring keys with separated handles.
• Fixed key button staying orange in rare cases.
• Fixed "Hide viewport skin bones" not updating the graph, dopesheet, or bones for the current frame.
• Improved dopesheet and graph performance.
• Improved mouse and keyboard input at low frame rates.
• Keep tree selection after dragging multiple tree nodes.
• Fixed crash setting an image file's parent.

22 Jun 2021

• Highlight slots in the draw order for selected attachments.
• Fixed handles on the other side of the next key changing when setting a Bezier curve.
• Added curve buttons to dopesheet.
• Greatly reduced memory usage when opening multiple projects.

19 Jun 2021

• Fixed sorting of fields in saved export and texture packer settings JSON.
• Fixed being unable to scroll or zoom the graph when the dopesheet has Current active.
• Fixed viewport zoom to fit when bones are hidden.
• Fixed export warning dialog showing when Warnings is unchecked.
• Fixed data exports changing Bezier curves to stepped when the values are the same but the handles are not flat.
• Show key offset frame number above key being dragged, not where the mouse is.
• Fixed texture packing with debug from the CLI.
• Fixed texture packing polygons losing 1px at the edge of regions.
• Fixed CLI texture packing not removing previously packed atlas files.
• Fixed texture packing duplicate padding not being done when packing polygons and a mesh uses all pixels in the region.
• Fixed color keys in very old projects resetting alpha to 0.

16 Jun 2021

• Fixed key offset remembering properties that are no longer visible.
• Fixed crash when an image file is deleted while dragging it in Spine.
• Fixed crash when using Disable Constraints hotkey.
• Fixed a few rare crashes.
• Fixed error showing editor window on Linux.
• Fixed crash for CLI texture packing with projects.

15 Jun 2021

• Fixed pose tool not rotating smoothly.
• Fixed adjusting constraint order when there are two constraints.
• Fixed selecting bones with the Create tool.
• Fixed duplicating deform keys when a bone is duplicated.
• Fixed texture packer alias treating certain differing images as identical.
• Fixed polygon packing failing to combine meshes for the same image in rare cases.
• Fixed texture packer aliasing images that have been whitespace stripped too small.
• Hotkeys to show the graph, dopesheet, and tree also focus the view that is shown.
• When repeat is on, auto Bezier and default Bezier curves use flat handles for the first and last keys.
• Fixed auto Bezier for the last key.
• Fixed zooming graph when graph rows are hidden.
• Improved snapping using shift while creating a mesh edge.
• Fixed loading stepped keys in JSON data.
• Launcher update (4.0.38): improved version selection, can choose a major.minor version to get the latest patch version.

3 Jun 2021

• Fixed constraints reverting the changes made by other constraints in some cases.
• Dopesheet row panning can start in the row area.
• The tree, graph rows, select boxes, etc can be panned using right mouse drag.
• Right click a graph dot to toggle.
• Moved Auto Key button to main toolbar.
• Improved preview view at small sizes.
• Renamed "Latest" version to "Latest stable".
• Added a viewport warning icon for surprising settings.
• Select all vertices with ctrl+A if one is already selected.
• Select root bone automatically for Create tool when there is a single skeleton.
• Fixed settings dialog not resetting some settings to their defaults.
• Fixed export for a project with one inactive animation.
• Fixed auto key for translation when scale is separated.

7 May 2021

• Better CLI error messages if specifying pack settings for export and vice versa.
• When packing to a single atlas as part of data export, use the project name even if there is only one skeleton.
• Allow choosing atlas per skeleton or a single atlas when there is one skeleton.
• Improved dopesheet panning using the right mouse button.
• Fixed pan momentum not being applied.
• For image and video export, allow fractional values for crop X/Y.
• Fixed crash for CLI export when the input is a data file and the export is data + packing.
• Improved bone rendering when very thin.
• Fixed skins not being visible when exporting the current pose as an image.
• Set all versions in JSON when exporting to older JSON versions.
• Timeline buttons and hotkeys for changing the timeline position don't affect the scroll position unless Current is active in the dopesheet.

15 Apr 2021

• Fixed incorrect texture packer warnings that a mesh doesn't match its image.
• Fixed texture packer warnings printed twice.
• Fixed previewing attachments during playback by hovering in the tree.
• Fixed outline view for 200 interface scale.
• Fixed weights pie sizes for 200 interface scale.
• Fixed weights view bone list not showing percentage when bone names are long.
• Fixed auto weights failing when a zero length bone is on top of another bone.
• Fixed origin for transform tools at 200 interface scale.
• Allow pose tool to rotate bones other than the deepest bone in the hierarchy.
• Added outline view setting to hide ghosting.
• Added color property to skins.
• Right click tree auto scroll button to scroll to selected nodes.
• Disable browse button for image and audio path when invalid.
• Fixed path constraint timelines for 3.8 legacy JSON export.

8 Apr 2021

• Improved Color hotkey.
• Allow ctrl+shift to duplicate a key whike key Shift is active.
• Fixed data import when in animate mode.
• Only show the clipping start/stop annotations for tree draw order for visible clipping attachments.
• Fixed clipping start/stop annotations for tree draw order after changing the end slot.
• Improved selecting a skin in the tree when Show all skin attachments is enabled.
• Indent checkboxes on the new skin placeholder dialog.
• If an attachment has a skin warning, the vertices are invalid even when "Hide viewport skin bones" is unchecked.
• Show tree annotations for inactive skin constraints when "Hide skin bones and constraints" is unchecked.
• Prevent dragging constraints to skin constraints to change constraint order.
• Fixed IK constraint Stretch for two bone IK when the child bone local Y is != 0.
• Allow Uniform for two bone IK.
• Fixed graph not showing correct properties for one bone IK.
• When creating an IK constraint, clicking a constrained bone creates the target at the tip of that bone, so the constrained bones don't move.
• Fixed event audio path not appearing if first shown in animate mode.
• For audio view, draw selected audio event waveform on top, dim others.
• Added Disable Constraints hotkey.
• Fixed the ghosting selection button not turning blue.
• Fixed exporting skeletons that aren't visible.
• Hide view menu when switching between setup/animate mode.
• Fixed clipping tree annotations being out of sync with the active animation.
• Hide constraint edit buttons in animate mode.
• Allow bone over color in pick modes.
• Launcher update (4.0.36): fixed blurry bones on launcher screen, fixed click to cancel auto start.

22 Mar 2021

• Fixed meshes not appearing in Edit Mesh mode with Deformed unchecked.
• Holding alt when adjusting bone length will move the child bones.
• Fixed slot separate RGB and alpha key buttons showing the wrong state.
• Increased dopesheet zoom button spacing slightly.

19 Mar 2021

• Fixed being able to select two Edit Mesh buttons at once.
• Allow ctrl+shift+drag to copy keys while graph key offset is active.
• Don't draw orange first/last key lines when key offset is active.
• Fixed crash manipulating handles of keys that have some properties without handles.
• Fixed first/last handles being separated in some cases.
• Launcher update (4.0.34): fixed "Other..." not being translated.

18 Mar 2021

• Requires launcher 4.0.33.
• Store preview mix across app runs (for track 0).
• Fixed orange line connecting first and last keys for looping animations.
• Updated Spanish translations.
• Graph frame selection now works when only handles are selected.
• Fixed graph frame of selected keys for interface scale > 1.
• Fixed some positions being off by 1px for interface scale > 1.
• Fixed graph crash when framing some kinds of keys.
• Allow right click on graph selection.
• Launcher update (4.0.33): fixed crash on macOS.

17 Mar 2021

• Fixed crash on macOS.
• Launcher update (4.0.31): fixed all Turkish translations being missing.

16 Mar 2021

• Added older versions to JSON export, back to 3.5 (data may be lost).
• Improved graph curve colors.
• Fixed graph favor tool moving keys out of range.
• Fixed cancelling a color dialog removing the last undo state.
• Fixed RGBA and RGB keys after enabling tint black on a slot.
• Updated translations for most languages.

15 Mar 2021

• Improved graph Frame when > 1 key is selected.
• Allow alt+drag in graph when over a key.
• Fixed export preview causing loading images in image/video exports in some cases.
• Fixed bugs with APNG export, made it faster, and reduced APNG file sizes.
• Improved the Pose tool for rotation > 360 degrees.

14 Mar 2021

• Graph Frame button now frames the selected keys.
• CLI texture packing now uses the faster headless mode.
• Added shortcuts for the --export/-e CLI parameter: json, json+pack, binary, binary+pack.
• Fixed APNG export when frames are identical.
• Allow texture unpacking in the trial.
• Keep start/end graph key values in sync when repeat is enabled.
• Updated translations: French.

13 Mar 2021

• Use linear for texture packer defaults.
• Fixed box scaling graph keys sometimes using the wrong values.
• Highlight World axes button when the rotation text box has focus in animate mode (world axes don't allow > 360 degrees).
• Show graph start/end Bezier handles with repeat when start/end values are the same, even if other curves for the same key don't have the same start/end values.
• Fixed moving two slots in the draw order in some cases.
• Store the timeline position in undo states that set key values.
• Show file version numbers when possible if reading a skeleton data fails.
• If deleting an active animation, make another animation active to avoid confusion.
• Improved dash graph lines slightly.
• Fixed draw order keys changed when dragging an attachment to a bone.
• Launcher update (4.0.30): fixes opening projects via macOS Finder for 3.8.99 and earlier editor versions.

9 Mar 2021

• Fixed texture atlas regions being off by the amount of padding.

9 Mar 2021

• Fixed image reloading failing occasionally.
• Fixed polygon packing for some region placements.

8 Mar 2021

• Fixed path constraints from old projects having a Y mix of 1.
• Fixed select getting unchecked in some cases when selecting multiple bones.
• Improved texture packing.

6 Mar 2021

• Fixed texture packing when 3+ meshes use the same image.
• Fixed texture packing when 2+ meshes use the same image and don't overlap.
• Improved texture packer polygon debug lines.
• Unfocus dopesheet text boxes after pressing enter.
• Fixed toast messages flickering when rulers are shown or hidden.
• Show a dialog about needing to restart after resetting hotkeys to defaults.
• Don't show graph crosshair for handles.
• Disallow pasting a separate key to a combined bone.
• Allow pasting a combined key to a separate bone as two keys.
• Added a "New Point" hotkey.
• If a color dialog is cancelled, revert any keys set by auto key.
• Clicking an attachment when attachment selection is disabled no longer selects a bone with select unchecked.
• Fixed interface scale changing to 1 after CLI export.
• Fixed favor hotkeys using the wrong frame if the graph is not visible.

5 Mar 2021

• Fixed crash zooming out in the Audio view with very short audio files.
• Fixed arrow key nudge in mesh edit mode.
• Write the atlas scale in the atlas file.
• Texture packing is faster and more memory efficient.
• Fixed polygon packing with 1 padding.
• Texture packing no longer adds a 1px border to whitespace stripped regions when duplicate padding is used.
• Fixed texture packing cutting off regions when scale is used.

1 Mar 2021

• Fixed size of favorite buttons on recent files dialogs.
• Fixed previously exported atlas images not being removed when doing another export.
• Use underscore for atlas image names.
• Fixed rotation nudge clamping to 0-360 in animate mode.
• Fixed dopesheet double click to delete a key when key offset is active.
• Fixed key offset with 2 keys.
• Reset key offset if a key is set.
• Allow zooming out farther in the graph and dopesheet.
• Improved the viewport zooming speed based on zoom level.
• Fixed some graph drawing artifacts.
• Fixed the texture packer when the scale is not 1.

28 Feb 2021

• Fixed texture packer not deleting the first export image when exporting subsequent times.
• Fixed texture packing 3+ meshes using the same image.
• Give more room to recent/examples on the welcome screen.
• Remember checkboxes on mesh edit dialog.
• Fixed rare crash when starting graph key drag.
• Fixed crash clicking Bezier in the graph when IK keys are selected.
• Improved behavior when Bezier is clicked and the selected keys are already Bezier.
• Fixed crash storing image or audio files in a selection group.
• Fixed a crash after clicking "Defaults" on the settings dialog.
• Fixed crash when the Audio view shows a very complex waveform.

25 Feb 2021

• Fixed edit mesh in animate mode moving vertices too much.
• Fixed edit clipping, bounding box, and path in animate mode not changing the setup pose.
• Launcher update (4.0.27): fixed a dialog.

23 Feb 2021

• Fixed polygon packing cutting off some polygons.
• Better cancellation when packing many images.
• Faster export when using animation clean up with many animations.
• Fixed texture packer not deleting previously exported atlas images.
• Fixed race condition where tree can show the wrong image files.
• Launcher update (4.0.26): fixed log out for < v4.0.

22 Feb 2021

• Improved recovery when memory is low.
• Free working memory after polygon packing.
• Launcher update (4.0.25): faster start time, many performance improvements, fixed error when an updated is downloaded in < 1 second, fixed crash when the update file can't be written.
• Launcher 4.0.25 is required for editor 4.0.55-beta and later versions.

14 Feb 2021

• Polygon packing is much faster.
• Adjusted spacing of viewport buttons.
• Fixed clicking dopesheet rows changing the collapse state.
• Fixed clicking dopesheet or graph rows scrolling the tree when scrolling is disabled.
• Fixed key button state when selecting or switching between bones with combined and separate transform properties.
• Graph frame for percent properties (eg scale) no longer always includes 0% and 100%.
• Fixed hotkeys files not opening with default file association.
• Fixed typing hex color not updating the color.
• Fixed color key state not showing existing keys.
• Fixed changing slot color creating two undo states.
• Launcher update (4.0.24): runs on Apple M1 hardware, much faster start time on Windows.

7 Jan 2021

• Fixed crash restoring the tree selection after some actions.
• Fixed background color settings remaining visible when opening a color dialog.
• Fixed new bone using translated bone name.
• Fixed rare crash clicking in the dopesheet.
• Fixed views changing size by 1px after minimize all.
• Don't hide a mesh's wireframe on hover.
• Fixed Import Data with separated translate, scale, shear, or color timelines.

6 Jan 2021

• Improved performance for projects with many constraints (1000+).
• Graph auto frame no longer scrolls frame zero off screen.
• Selection history skips items that can't be selected.
• Launcher update (4.0.23): greatly reduced start time, added a context menu to log out, fixed a rare startup crash, fixed Windows uninstaller leaving shortcuts.

31 Dec 2020

• Fixed CLI crash.
• Added a hotkey to hide Bezier handles except for around the selection.
• Greatly improved bone rendering quality, especially at small sizes.
• Changed the bone scale setting: 0 means bones are never enlarged, even when zoomed in all the way.
• More efficient graph rendering when displaying many curves.
• Improved viewport name tag rendering for 200 interface scale.
• Fixed rulers and missing or flickering lines when interface scale != 100.

29 Dec 2020

• Fixed not being able to create constraints.

28 Dec 2020

• Fixed crash clicking tree Expand when a skeleton is hidden.
• Don't scroll ghosting view when dragging a slider.
• Fixed spacing issues at font sizes other than large.
• Added hovering a graph key briefly to prioritize snapping to it within the next few seconds.
• Show world rotation in animate mode as 0 to 360 rather than -180 to 180.
• When the graph is unlocked, check all selected rows by default.
• Select keys when setting stepped or linear curves with handles selected.
• Fixed clicking to scroll or using the mouse wheel on scrollbars.
• More validity checks for data import.
• Fixed using Set Parent to create a path, bounding box, or clipping attachment with no vertices.
• Fixed deleting the slot if empty when canceling creation of a path, bounding box, or clipping attachment.

25 Dec 2020

• Fixed clipping and bounding box attachments losing their color when duplicated.
• Moved Sync button from the graph to the dopesheet.
• Show "key all" dopesheet button button when synced.
• Use 2 decimal places when showing non-integer timeline positions.
• Improved playback reset button icons.
• Improved disabled icons with UI scale > 1.
• Fixed CJK language names with UI scale > 1.

23 Dec 2020

• Fixed animation curves after changing the timeline FPS.
• Fixed outline view when using color management with linear blending.
• Fixed smoothing when using color management with linear blending.
• Ignore inapplicable keys when showing selected state for graph Bezier and separate buttons.
• Fixed auto Bezier when multiple keys are selected.
• Allow curve presets when keys are not Bezier.
• When setting keys to Bezier, the initial curve is computed much more intelligently, similar to auto Bezier.
• Check mesh triangles and edges are valid during data import.
• Better data import error messages.
• Fixed crash using mesh edit New in animate mode.

21 Dec 2020

• Fixed export changing background color when set to solid.
• Show alpha on background setting color buttons.
• Added texture packer setting to write using the legacy format.
• When exporting an image sequence and packing, the world origin is written to the atlas file for each frame.
• Fixed atlas file handle not being released if packing fails.

21 Dec 2020

• Added setting for alpha dither type to GIF export.
• Don't show key presses on hotkey popup for hotkeys that aren't bound by default when using --keys-defaults.
• Fixed crash using key offset after deleting bones.
• Updated texture packer format to be more concise and support name/value pairs.
• Added prompt to export settings reset to defaults button.
• Fixed next/previous buttons in the graph.

19 Dec 2020

• Fixed window size and position when initially opened unmaximized.
• Fixed hex text field on color dialog.
• Allow Edit Mesh in animate mode so meshes used mid-animation can be edited.
• Fixed scale tool when a region is scaled negative on one axis.
• Disallow data import when multiple attachments under the same slot have the same name.
• Launcher update (4.0.22): additional fix for multimon on Windows.

16 Dec 2020

• Fixed failing to create the Spine window with some graphics drivers when multiple monitors are connected on Windows.
• Added a viewport setting for color bleeding to fixed artifacts along image edges when zoomed out.
• Improved texture packer bleed speed.
• Improved tree expand and collapse buttons when there is no selection.

14 Dec 2020

• Added additional key names for hotkeys (F13-24, numpad, etc).
• Store interpolation for the Playback view per project.
• Fixed image file sorting.
• Added image path text field when multiple regions or meshes are selected.
• Fixed crash using deselect while dragging a graph handle.
• Fixed rare crash while dragging a view tab.
• Fixed rare crash with new Skin Placeholder dialog.
• Fixed welcome screen fonts for SC text when language is set to TC.
• Added draw order default hotkeys for the numpad.

11 Dec 2020

• Improved FPS for projects with many attachments and/or constraints.
• Fixed image and video export for multiple animations when color management is enabled.
• Slightly faster data export.
• Fixed data export progress dialog not showing the skeleton name.
• Fixed texture packing whitespace stripping for meshes.
• Fast texture packing is now faster.
• Improved data export progress bar.
• Fixed crash separating translate, scale, or shear for a bone with no keys.

10 Dec 2020

• Fixed undo after deleting a bone not restoring the keys.
• Fixed animation overview keys affecting timelines that are not visible.

9 Dec 2020

• Fixed JPEG export preview.
• Fixed the tree, dopesheet, and graph filter hotkeys.
• Fixed crash with animation clean up.
• Fixed crash separating RGBA timelines for multiple slots at once.
• Fixed separate alpha checkbox showing in setup mode.
• Fixed AVI RAW export when the width is not a multiple of 4.
• Enabled the alpha channel for AVI encodings RAW and PNG (player support may vary).
• Fixed a bug with shear timelines not resetting to the setup pose.
• Fixed shear Y being lost when a bone is duplicated.
• Fixed slider visuals for ghosting offset, playback speed, and others.
• Launcher update (4.0.20): fixed possibility of the app window appearing off screen, fixed setting CJK language from < v4 editor.

6 Dec 2020

• Fixed rare crash when pasting keys.
• Fixed rare crash using undo after deleting a key.
• Don't print CLI project import twice.
• Fixed crash with CLI data import.

5 Dec 2020

• Even more icon updates.
• Fixed crash importing via the CLI.
• Fixed crash with graph selection.
• Fixed image and video exports being cut off when using color management.
• Fixed not being able to drag some overview keys.
• Launcher update (4.0.18): detects language setting changes from < v4 editors, fixed crash when double clicking start with a very low frame rate.

2 Dec 2020

• Fixed dragging edge of graph box selection.
• More icon improvements.
• Fixed bone properties still showing after the bone is deleted.
• Fixed some rare dopesheet crashes.

28 Nov 2020

• Fixed crash using ctrl+alt+drag on graph selection box.
• Fixed crash using graph Swap.
• Fixed crashes clicking graph toolbar buttons for some key types.
• Fixed graph handle snapping and ease buttons for deform timelines.
• Fixed graph favor creating keys for timelines that can't be adjusted.
• Fixed a rare crash from clicking very fast within a single frame render.
• Fixed a rare crash when pasting keys.
• Fixed bugs with graph handles when keys are deleted.

26 Nov 2020

• Added moving multiple Bezier handles at the same time.
• Added Bezier handle box select by holding alt or first selecting a handle.
• Select all (ctrl+A) selects handles if a handle is already selected.
• Added graph ease buttons.
• Clicking the Bezier button when a key is already gives an ease in-out curve.
• Fixed path constraint spacing for zero length bones.
• Fixed UI layout being off slightly with UI scale 200.
• 40+ new hotkeys.
• Tooltips show user customized hotkeys.
• Fixed tree annotations not showing after text search.
• Graph favor tool creates keys if there is no selection and no keys on the current frame.
• Allow overshoot with the graph favor tool.
• Setting for clicking on empty space in the graph to set the timeline position.
• Setting for dragging in empty space in the graph to manipulate keys and handles.
• Fixed pasting separate timeline keys to/from a target that isn't separated.
• Apply graph auto frame when the view is resized.
• The Key Rows hotkey selects all keys on the current frame.
• Adjusted shear tool appearance and reduced hit detection.
• Favor +/- hotkeys reduce amount as they near 100%.
• Improved alt+drag handles behavior to separate/unify.
• Improved many icons.
• Graph Store stores all curves and only shows the stored curve for the selection.
• Darker shadow curves.
• Multiple favor +/- hotkey presses are stored in a single undo state.
• Added right click on a graph key to select that curve.
• Fixed crash deselecting during graph box select.

22 Nov 2020

• Fixed crash with UI scale > 100.

22 Nov 2020

• Added favor +/- and mode hotkeys.
• Fixed slot color key buttons not showing the right state.
• Reorganized dopesheet and graph filters.
• Fixed RGB timeline JSON export.
• Color bleed when texture packing uses much less memory.
• Fixed setup mode hotkeys.
• Added graph bounce and flat buttons for Bezier handles.

20 Nov 2020

• Fixed hotkey crashes.
• Replaced favor icon placeholders.
• Improved key shown icon.
• Launcher update (4.0.15): fixed Spine picking up environment variable settings.

20 Nov 2020

• Fixed crash deleting graph keys or using undo.
• Reset favor tool when loading a new project.
• Auto frame if needed when using the favor tool.
• Added icons for favor modes.
• Added shadow curves while using the favor tool.
• Added hide toolbar option to graph view menu.
• Fixed graph keeping selected keys for curves that are no longer shown.
• Increased favor slider height to match select box.
• Added separate hotkey sections for dopesheet and graph.
• Renamed Key Dopesheet hotkey (ctrl+shift+L) to Key Shown, now works for dopesheet and graph.
• Renamed Dopesheet Setup Pose (ctrl+shift+J) hotkey to Setup Pose, now works for dopesheet and graph.
• Added key shown buttons.
• Added new hotkeys for auto key and graph functions.
• Launcher update (4.0.14): fixed setting Latest beta changing to Latest on restart, save chosen version if exited without starting the editor.

19 Nov 2020

• Added many new favor tool modes.
• Improved easing for graph favor mode.
• Favor uses graph keys on the current frame if there's no selection.
• Fixed CLI import scale.
• Fixed crash restoring a selection group for keys that no longer exist.
• Fixed next/previous/first/last/select hotkeys to use the graph when it has focus.
• Fixed setting tint black not changing the dopesheet icon.

18 Nov 2020

• Added graph favor tools.
• Fixed the texture unpacker writing PNGs without alpha when a texture region has few colors.
• Fixed auto key not being applied when the pose tool is used to translate.
• Fixed graph handle snapping flat line.
• Allow multi selection for graph handles (but still not multi move).

16 Nov 2020

• Added separate X and Y sliders for path constraint translate mix.
• Added a proportional spacing mode to path constraints.
• Fixed AVI export.
• Renamed "Dopesheet FPS" to "Timeline FPS".
• Added a default timeline FPS setting for new projects.
• Fixed path constraint when a parent bone of the path is scaled.

15 Nov 2020

• Added separate X and Y sliders for transform constraint translate and scale mix.
• Fixed transform key buttons not being updated.

14 Nov 2020

• Fixed crash when selecting multiple slots.
• Fixed crash loading some projects.

14 Nov 2020

• Added keying translate, scale, and shear X and Y separately.
• Added keying RGB separately from alpha.
• Fixed graph showing incorrect setup values.
• Replaced mipmaps setting with anisotropic filtering.
• Auto Key is applied when the button is clicked.
• Added Weights - Select Bones hotkey.
• Added Weights view hotkeys to tooltips.
• Improved slot color buttons.
• Fixed graph and dopesheet contents after undo/redo changing animation.
• Always include 0-100 when framing percent values in the graph.
• Dopesheet select all uses current selection, like the graph.
• Select all selects everything if the current selection already contains all the keys for the selected timelines.
• Improved efficiency when there are many keyable tree nodes.
• Fixed slot color button flickering while scrubbing.
• Fixed color dialog HSB modes not matching all RGB values.
• Color buttons show half alpha, half opaque so the color can be seen at low alpha.
• Improved color button checkered background.
• Fixed saving a project when a selection group contains a graph key.
• Setting a selection group focuses the relevant view.
• Launcher update (4.0.13): respects setting latest beta in < v4.0 editor settings.

9 Nov 2020

• Fixed shader crash on macOS.
• Reduced dopesheet and graph box select time.

8 Nov 2020

• Fixed crash using graph box select Y scale on deform keys.
• Fixed crash using ctrl + box select on deform keys in the graph.
• Allow clicking auto Bezier to change the curve type to Bezier.
• The snap button or shift+alt will snap Bezier handles to flat.

8 Nov 2020

• Added graph box selection.
• Revised dopesheet box selection to match the graph: it hides unless you wait a moment after drawing the box.
• Fixed artifacts at some zoom levels when using mipmapping.
• Added more smoothing levels (now 0-11) for both the viewport and exports.
• Export preview uses the mipmap setting.
• Fixed export preview not working for "current pose" when a skeleton has no animation.
• Fixed crash deleting a key after dopesheet box select scale.
• Fixed pasting keys when the viewport has focus.

4 Nov 2020

• Added setting to use mipmapping for higher quality downscaling.
• Fixed "Mesh doesn't appear to match image" texture packer warning.
• Improved display of texture packer log when a warning occurs.
• Fixed dragging scale text fields on texture packer settings dialog.
• Fixed polygon packing not writing all the image data.
• Improved texture packer scaling and added new options: auto and progressive bilinear.
• More efficient texture packing when downscaling (~20% faster).
• Graph auto frame is applied when setting keys, but only as necessary.
• Hold ctrl (cmd on macOS) when clicking a mesh to bind to a bone to stay in bind mode.
• Added many hotkeys for the Weights view.
• Allow Bind in the Weights view when multiple meshes are selected.
• Fixed crash removing bones bound to a mesh in some cases.
• Improved graph selection when handles are under their key.

30 Oct 2020

• Don't auto frame when deleting a key.
• Draw shadow curves when using Store.
• Fixed logic for key curve type, auto Bezier, and separate button states.
• Improved aesthetics for graph and dopesheet.
• Ignore shift, ctrl, and alt modifiers when being held for a hotkey.
• Improved logic for which graph rows are checked/unchecked.

29 Oct 2020

• Only double click delete on graph keys, not handles.
• Added shadow curves during graph editing.
• Fixed key shift setting wrong values.
• Allow snapping with key shift.
• Added handles for Bezier curves at the start and end of a repeating animation.
• Fixed clicking disabled buttons.
• Added graph support for the hotkeys: Copy, Store Selection, Set Selection, Top, and Bottom.

28 Oct 2020

• Improved graph IK constraint boolean timelines.
• Don't use snapping with boolean, draw order, and event timelines.
• Fixed hover context being lost.
• Don't user fixed width font for non-numeric graph values.
• Fixed snapping being off very slightly.
• Colors for IK constraint curves.
• Fixed snapping with clamped values.

28 Oct 2020

• Fixed snapping not ignoring other selected keys.
• Fixed crash deleting or setting curve type after using key offset in graph.
• Fixed key offset reverting changes to curve type.
• Graph rendering improvements, fixes being one frame behind.
• Fixed moving draw order, event, and IK graph keys.
• Fixed ctrl+shift when dragging a graph handle.

26 Oct 2020

• Fixed graph snapping for scale keys.
• Show timelines for hidden bones in the graph and dopesheet when the bone is selected.
• Fixed crash selecting graph keys without curves.
• Fixed synching dopesheet/graph selection for keys without curves.
• Fixed graph curve type and other buttons for keys without curves.
• Fixed graph setup value lines when a timeline has a single key.
• Better project import save when input and output are the same file.
• Fixed CLI headless exports not being able to load old projects.

25 Oct 2020

• Added flash for graph snap button.
• Graph responds to key presses when dragging, without moving the mouse.
• Fixed crash dragging a graph handle with ctrl+shift.
• Fixed crash using key offset with auto Bezier handles.
• Adjusted icon alignment for 100 and 200 interface scale.
• Added hotkey for graph snapping and momentary hotkeys for graph X/Y.
• Draw hover context curve on top.
• Fixed crash when deleting all keys in a timeline.
• When using -r or --import with the CLI and the input and output file are the same, the file will be resaved rather than imported into itself.

24 Oct 2020

• Improved graph rendering.
• Allow dragging Bezier handle lines.
• Use shift+alt for graph key snapping.
• Added ctrl+shift+drag to duplicate keys in the graph.

24 Oct 2020

• Fixed bone rotate tool jumping by large amounts.
• Removed curve type buttons from the dopesheet.
• Fixed crash deleting keys without curves.
• Improved keeping key selection after undo.
• Added snapping to the graph.
• Improved graph key shift.
• Added graph "hover context": after hovering a key, snapping and selecting keys/handles will prioritize that key and it's curve.
• Use number font for graph numbers.
• Always keep graph key numbers on screen.

23 Oct 2020

• Added selecting keys in the graph.
• Added automatic Bezier handles.
• Added separate button to move Bezier handles independently (or hold alt).
• Added double click to delete a graph key.
• Don't show attachments in the graph by default (like events and draw order).
• Fixed the dopesheet showing the wrong rows with graph sync.
• Fixed stepped, linear, and Bezier hotkeys not doing the same as clicking the buttons.
• Fixed clicking a key in the dopesheet not moving the timeline position.
• Added settings for setting the timeline position in the graph and dopesheet.
• Don't shrink weights pies when zooming out.
• Fixed background color for dots and squares.
• Added button to reset background settings to defaults.
• Fixed crash dragging to copy keys that don't have curves.
• Always synchronized graph and dopesheet key selection.
• Fixed many undo states from dragging a text field.
• Fixed rotation tool to set rotation < -360 and > 360 in animate mode.
• Fixed new names losing leading zeros.
• Launcher update (4.0.10), supports older glibc versions on Linux.
• Launcher update (4.0.11), redownloads updates after upgrading license from ESS to PRO.

17 Oct 2020

• Fixed crash when setting a key.

17 Oct 2020

• Don't show draw order in the graph by default (like events).
• Fixed rare welcome screen crash for languages other than English.
• Fixed dragging multiple dopesheet box selections.
• Fixed undo for keys in some cases.
• Fixed skin constraints when duplicating a skeleton.
• Fixed the order of the applied skins when duplicating a skeleton.
• Fixed metrics view including clipping and animation for skeletons with export unchecked.
• Fixed linked meshes going to the wrong skin when duplicating a skeleton.

16 Oct 2020

• Fixed --clean-all.
• Fixed underline in Skins view.
• Fixed incorrect restart warning for settings dialog.
• Fixed reading dark color from skeleton JSON.
• Launcher update (4.0.09).
• Fixed launcher failing to run <= 3.8 versions for some users.
• Launcher uses language used for install when uninstalling.
• Launcher sets language for <= 3.8 versions.
• Re-released 3.8.99 to fix double clicking keys to delete.

11 Oct 2020

• Fixed error dialog font sizes.
• Launcher update (4.0.08).

11 Oct 2020

• Fixes for the Spine Trial.

11 Oct 2020

• Fixed --logout CLI parameter.
• Launcher update: 4.0.07
• Fixed line in graph when rows are hidden.
• Example projects are downloaded on demand.
• Use fixed width font for export progress dialog.
• Fixed Create tool not moving attachment when clicking to create a new bone.
• Fixed undo when auto key is off.

9 Oct 2020

• Added Graph X/Y hotkeys.
• Fixed crash with smooth 4 when keeping edges.
• Fixed envelope button rendering.
• Improved button padding and icon spacing.
• Launcher update (mandatory, 4.0.04).
• Fixed graph timeline being out of sync with curves in some cases.
• Added hotkeys for setting linear, stepped, and Bezier keys.

7 Oct 2020

• Fixed CLI arguments on macOS.
• Fixed black welcome screen images.
• Launcher update (all beta users must update).
• Launcher uses framerate setting.
• Fixed some settings not being reverted when cancel is clicked.
• Fixed toolbar button icon padding.
• Faster mesh tracing.
• Fix colored edges for translucent borders.
• Replaced viewport and export linear filtering with smoothing settings.
• Added viewport settings to keep edges when smoothing.
• Added setting for attachment highlight smoothing.
• Smoothing and pixel grid cannot be combined.
• Increased minimum alpha for the color of a selected path.
• Updated Japanese translations.
• Improved line rendering for interface scale > 100.
• Fixed filter buttons missing active state.
• Added Graph view setting and hotkey to hide the graph's rows.
• Fixed IK constraint bend positive being unchecked when a project is loaded.
• Fixed artifacts with smoothing 4 when "keep edges" is unchecked.
• Fixed missing/loading image colors.
• Fixed launcher when interface scale is not 100 and color management is enabled.

4 Oct 2020

• Draw graph value on top of curves.
• Improved Timeline Frame Drag/Move hotkeys to not use auto scroll.
• Fixed Timeline Pan Drag/Move hotkeys.
• Fixed cutting before Bezier handles on the left edge of the graph.
• Added cutting Bezier handles on the right, top, and bottom edges of the graph.
• Improved crash dialog.
• Launcher updated.
• Fixed Sync not hiding part of the dopesheet toolbar when Spine starts.

1 Oct 2020

• Fixed opening files from Finder on macOS.
• Fixed uninstaller entry on Windows.
• Fixed crash moving keys with no curves with Key Shift.
• Fixed curves not being updated in same cases, such as after Key Adjust.
• Fixed example project image paths.
• Fixed animation clean up CLI parameter.
• Added --clean-all CLI parameter.
• Fixed choosing latest non-beta version.
• Fixed crash clicking a curve button after Swap.

29 Sep 2020

• The Graph view has been replaced by a fully featured curve editor.
• 64-bit support to make use of any amount of system memory.
• High resolution UI graphics for HiDPI displays (Spine interface scale > 100).
• Interface scales other than 100 and 200 now look nice.
• Color management for correct color rendering on wide gamut displays.
• Linear and gamma blending workflows.
• Many performance improvements, especially for large projects.
• Improved path curve rendering quality.
• Added tree annotations to slots for start/end of clipping.
• Auto scroll dopesheet horizontally when box selecting past the edge.
• Fixed dopesheet rows not being highlighted for the selected slot.
• Improved sorting when names are numbered starting at zero.
• Don't prompt to duplicate keys for linked meshes that inherit deform.
• Don't change the tree selection for the Animations or Skins view unless the tree has the old item selected.
• Fixed slot "jump to draw order" button not appearing.
• Show both colors in slot icon for tint blank.
• Show slot icon overlay for non-normal blending.
• Fixed width glyphs when displaying hexadecimal numbers.
• Hide Selection hotkey now renders while making selections.
• Added settings dialog button to reset hotkeys to defaults.
• Added hotkeys for setting the timeline position and panning the timeline using the mouse.
• Fixed conflicts with other software on Mac.
• Fixed incorrect mouse inputs when running old Spine versions on Mac (eg 2.1.27).
• Fixed crashes when switching between old Spine versions (eg when using Chinese).
• Always show key offset frame number when kept.
• Keep key offset state when using undo/redo.
• Key offset works for all types of keys.
• New dialog for "images resized" to better explain the options.
• Fixed tree text search when using hide skeleton/skin names.
• Allow dropping .export.json and .pack.json files on the Spine window to open the export or texture packer dialog.
• Fixed loading bounding boxes from very old projects.
• Fixed CLI import for very old projects.
• Allow gradient with solid background color.
• Show full path for pinned skins.
• Improved timeline position display.
• Added Dopesheet Setup Pose hotkey.
• Apply UI scale to attachment lines and handles.
• Don't mousewheel zoom unless over the viewport or scrollable area.
• Added a button for attachment tree properties to select the slot.
• Update mouse position when zooming while dragging to use a tool.
• Fixed flickering world scale values.
• Allow dragging left/right on text boxes to change numeric values.
• Fixed toolbar positions when ruler is shown.
• Improved refreshing image and audio files.
• Added highlight attachments setting.
• Improved middle mouse button for viewport selections.
• Middle mouse button for making dopesheet selections.
• Added setting to make middle mouse button pan instead of select.
• Added setting to disable pan momentum.
• Box select on a key starts at the key's frame.
• Show more accuracy for key frame numbers.
• Allow panning vertically in the dopesheet with the right mouse button.
• Dopesheet order matches tree selection order.
• Reduced amount dopesheet can scroll right at frame 0.
• Fixed packing fully transparent images.
• Clicking the selected tool no longer selects the last used tool.
• New Skin Placeholder hotkey works when attachments are selected.
• Fixed playback freeze when hiding audio events.
• Fixed the frame button breaking the Audio view when the view is narrow.
• Fixed shear tool position when zoomed in.
• Undo/redo applies animations to set the skeleton poses.
• Improved bone images, icons, and icon sizes.
• Added scaling for zero length bones.
• Fixed rare bug where mesh triangulation was incorrect.
• Fixed viewport zoom after changing bone scale setting.
• Fixed playback for long audio files.
• Audio playback failure no longer crashes.
• Fixed selection history when the tree is hidden.
• Fixed constraints with zero mixes resetting bones.
• Translation improvements for many languages.
• More space efficient dopesheet toolbar layout.
• Greatly improved bone scale for projects using large images.
• Fixed point attachment world rotation and viewport size.
• Increased drag distance to make Weights view direct tool more sensitive, hold shift for even more sensitivity.
• Soft mesh selection now works with the Weights view direct, add, and replace tools.
• Weights view slider shows the highest weight value while dragging.
• Fixed playback speed not being applied when playing backward.
• Texture atlas packing logs a warning when an image doesn't appear to match a mesh's UVs.