Unreleased

• The Graph view has been replaced by a fully featured curve editor.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).
• Color management for correct color rendering on wide gamut displays.
• Performance improvements for very 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 A-F glyphs when displaying hexadecimal numbers.
• Hide Selection hotkey now renders while making selections.
• Added 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 inputs when running old Spine versions on Mac (eg 2.1.27).
• Fixed crashes when switching between old Spine versions.
• Keep key offset state when using undo/redo.
• Key offset works for all types of keys.
• New dialog for "images resized", only applies to images large enough to fit the old UV size.

2 Jul 2020

• Fixed out of memory errors in some cases when image loading is aborted.
• Fixed high memory usage when mousing over attachments with large images in the tree.
• Fixed tree hover image preview not showing in some cases.
• Fixed key offset losing the curve type for some of the first keys.
• Fixed double click not deleting a key in some cases.
• Fixed export preview losing the currently selected skin.
• Wait to re-maximize window until after closing the file dialog.
• Don't apply edge highlighting to attachment image loading placeholders.

24 Apr 2020

• Fixed a crash with headless export.
• Added select attachments hotkeys.

15 Apr 2020

• Respect the Export checkbox for attachments and skins when exporting JSON/binary/images/video, packing polygons, doing data export with Attachments packing, computing the skeleton AABB, and for the Metrics view.
• If an attachment won't be exported, any deform timelines are removed and any attachment keys are changed to show no attachment.
• If a mesh won't be exported, any linked meshes for that mesh also won't be exported.
• More efficient file system checks.
• Log warning when file system access takes a long time.

7 Apr 2020

• Fixed crash hovering vertices during mesh tracing.
• Fixed pasting attachment keys that clear the attachment.

7 Apr 2020

• Fixed crash when creating a path and checking Closed.
• Improved error detection when importing data with bad mesh data.
• Improved bone split renaming when the original name ends in a number.
• Added hotkeys for selecting bones and slots.
• Don't show the dragged tree node until after the drop delay.
• Fixed crashes when pasting keys for objects that have been deleted.
• Fixed crash unchecking Mesh when a linked mesh is selected.

5 Apr 2020

• Fixed crash with weight strength hotkey.

4 Apr 2020

• Fixed rare crash after duplicating a mesh.
• When duplicating an attachment, don't make the new attachment visible.
• Fixed rare crash with storing recent projects.
• Don't use mesh vertices with polygon packing when a region attachment uses the same image.
• Allow single quotes around any key name or typed character in hotkeys.txt.
• Added brush, feather, and strength hotkeys for Weights and Mesh Tools views.
• Improved visualization for mesh soft selection on hover.
• Fixed dopesheet not redrawing in some cases when an attachment is selected.
• Fixed dopesheet sometimes not scrolling vertically with mouse wheel.

3 Apr 2020

• Fixed a crash when keying.
• Fixed the dopesheet showing the same bone twice in some cases.

2 Apr 2020

• Don't require two presses of spacebar to clear the viewport selection when the dopesheet has a selection.
• Fixed dopesheet contents sometimes including the last selected item.
• Fixed crash using undo after creating a new skin placeholder on a bone.
• Fixed crash pasting keys copied before adding vertices to a mesh.
• Fixed a number of bugs and crashes dealing with mesh vertices and draw order.

31 Mar 2020

• Fixed loading placeholder images showing during export if the preview was open.
• Fixed deform timelines in binary exports when the project contains a skin with no attachments.
• Better error messages when CLI export settings are invalid.
• Improved next/previous animation/skin for items not in a folder.
• Fixed allowing folders to be created with the same names.
• Fixed crash from having duplicate folder names.
• Fixed crash while editing event properties.
• Fixed separator placement on the bone New... select boxes.
• Fixed moving a clipping attachment to a different skeleton and it referencing the end slot in the old skeleton.
• Fixed undo of attachment creation leaving the slot with an invalid attachment.
• Fix slots on project load that have an invalid attachment.
• Dopesheet contents now considers the tree selection.
• Fixed point attachments not being selected after creation.
• Allow a project to be opened if a skeleton has only invalid bones.
• Improved how attachment timelines are applied in the Preview view.
• Fixed view dipping toward the setup pose when mixing animations in the Preview view.

9 Mar 2020

• Fixed a crash with the Select All hotkey.
• Focus tree or dopesheet when clicking anywhere in the view or view tab.

5 Mar 2020

• Fixed a rare bug that caused excessive CPU usage.
• Improved Metrics view sizing, hide animation table for setup mode.
• Fixed Select Keys hotkey.
• The Deselect hotkey can now also clear the dopesheet selection.
• Added Select All hotkey for both the viewport and dopesheet (defaults to ctrl + A).
• Added Top and Bottom hotkeys (defaults to HOME and END keys).
• Fixed images sometimes not loading for image and video export.
• Faster export preview.
• Fixed CLI exports fading in at the start.
• Added hotkeys to focus the dopesheet, tree, or viewport.
• Added a focus indicator to the tab for the Dopesheet and Tree views.

7 Feb 2020

• Fixed a mesh disappearing when bound to the mesh slot's parent bone.
• Select all text in numeric text boxes when focused.
• Fixed slot tree node expanded state getting lost.

6 Feb 2020

• Fixed PSD export for animation frames.
• Faster cancellation for polygon packing.
• Fixed polygon packing when a linked mesh image is a different size than the source mesh image.
• Fixed texture unpacker when atlas has regions out of bounds.

5 Feb 2020

• Fixed skin constraints not being applied unless checked in the Skins view.

4 Feb 2020

• Fixed skin constraints not being applied for pinned skins.
• Fixed image files showing up after a file was deleted.
• Fixed projects on load that have a key to an attachment that does not exist.
• Faster project loading.
• Improved mouse wheel scroll speed.
• Fixed PSD export with slot blend modes.
• Fixed linked meshes not using the parent mesh polygon when packing polygons.
• Fixed the export dialog being slow for very large projects in some cases.
• Added Select Keys hotkey.
• Next/previous skin and animation hotkeys use folder order.
• Fixed polygon packing overlapping in some cases.
• Improved limit for scanning image and audio files (breadth first).
• Toast if file scanning was limited.
• Fixed mouse wheel scrolling in select boxes.
• Fixed dropping a constraint on a skin.
• Fixed launcher unnecessarily downloading an update.
• When reducing vertex weight from 100% when 2 bones are bound, give it to the other bone.

13 Dec 2019

• Fixed skins not being removed from bones and constraints when a skin is deleted.
• Fixed tree annotations not selecting the correct object in some cases.
• Show remove from skin button when multiple IK constraints are selected.

10 Dec 2019

• Fixed crash when adding a bone to a skin.

7 Dec 2019

• Allow binding bones to attachments in animate mode.
• Fixed a rare bug that caused Spine to not see changes to image files.
• Fixed deform keys showing stepped between frame 0 and first key.
• Fixed incorrect calculation of the length of the last curve in a path.
• Allow dopesheet box select to select keys that are offscreen.
• Fixed bug with selecting objects when the Tree view is hidden.
• Fixed image and audio file changes not being detected in animate mode.
• Disallow forward slash in folder names.
• Fixed warnings always being printed for CLI export.
• Setting a key replaces an existing key rather than overwriting with a new key.
• Suggest a name for new skin placeholders.
• Fixed vertex location when dragging to create a new path vertex.
• Fixed dragging to create a new path vertex on an existing path segment.
• Fixed undo using two states when creating path vertices.
• Fixed path vertex translation when creating path vertices.
• Added a "mesh" checkbox when multiple meshes are selected.
• Fixed color chooser sliders not updating.
• Much faster polygon packing when the output has multiple atlas pages.
• Fixed polygon packing not detecting images that are too large.
• Fixed the shear tool and outline view for bones affected by constraints.

6 Nov 2019

• Fixed corrupt JSON and binary export.
• Fixed IK constraint timelines not being exported correctly.
• Fixed inconsistent ordering in JSON exports.
• Fixed skin bones in CLI exports.
• Fixed export dialog not showing skin select box in some cases.
• Fixed image and video export hanging when the preview is shown.
• Fixed a rare crash when clicking vertices without moving the mouse.
• Fixed dragging multiple images into the viewport when the root bone has been translated.

9 Oct 2019

• Fixed crash when setting transform constraint bones.
• Fixed crash during CLI data export.
• Fixed Preview clamping alpha 0-100 when a track button is pressed and additive is enabled.

7 Oct 2019

• Fixed crash using Key Selected hotkey on attachments in the tree without an animation active.
• Don't show image preview when hovering visibility or key buttons in the tree.
• Fixed crash when an unsaved project could not be saved.
• Fixed row hover on Find and Replace dialog.
• Fixed crash when news images fail to be written.
• Fixed rare crash computing skeleton bounds.
• Fixed rare crash storing recent paths.
• Fixed rare crash when making vertex selection.
• Fixed rare crash when using New path tool.

5 Oct 2019

• Fixed IK constraint timelines when using Data Import.
• Sort the updates select box on Settings dialog.
• When using import into existing skeleton, fixed bone and attachment positions when existing bones have been moved.
• When using import into existing skeleton, fixed reversed draw order and improved draw order position for new slots.
• Fixed undoing dragging a bone in the Weights view for triangle order.

5 Sep 2019

• Fixed rare crash when making selections in the viewport.

4 Sep 2019

• When creating a skin placeholder, keep the attachment path when rename is not checked.
• Fixed Weights view losing the selected bone when selecting a different mesh.

2 Sep 2019

• Fixed crash ctrl+clicking a clipping deform dopesheet row with a mesh selected.
• For texture packing, don't combineSubdirectories on subdirectories with a pack.json OR that have a parent directory with a pack.json.

30 Aug 2019

• Improved performance adjusting the draw order via hotkeys with many slots.
• Fixed scale Y numeric text entry.
• Fixed mesh wireframes not showing in Edit Mesh.
• Added Owl example webpage.

27 Aug 2019

• Fixed crash deleting a skin placeholder.
• Fixed texture packing choosing the next highest image size in some cases.
• Slightly smaller texture packer output images in some cases.
• Better missing and loading placeholders.
• Fixed crash creating a new skin placeholder while creating a new bounding box, path, or clipping attachment.
• Pasting vertices correctly uses the current vertex selection.
• Pasting vertices doesn't show a "paste" message if the vertices don't move.

27 Aug 2019

• Fixed mesh tracing.
• Fixed crash splitting a bone with a long numeric name.
• Fixed crash when a mouse can't be detected.
• Fixed crash deleting a skin placeholder in some cases.
• Better texture packer default settings.

26 Aug 2019

• Fixed texture packing not happening in some cases.
• Fixed crash when changing skins while playing an animation in Preview.
• Added warning when opening PRO projects with ESS.

26 Aug 2019

• Much faster polygonal texture packing.
• Fixed export progress bar.
• Fixed events not being expandable in the dopesheet.
• Fixed some texture packer settings not being stored in the project.
• Fixed polygonal texture packing sometimes failing with multiple scales.

25 Aug 2019

• Fixed Edit Mesh, Trace not working with some image files (eg 16-bit PNGs).
• Fixed crash opening alien example project.
• Fixed renaming slots affecting draw order.
• Improved progress bar slightly for data + texture packing export.
• Fixed path constraint viewport handle when position mode is percent.
• Fixed right alignment in text fields.
• Fixed width numbers for numeric text fields.
• Improved accuracy and rounding for numeric text fields.
• Typing scale only applies 0 when enter is pressed, preventing loss of mesh shapes.
• Fixed typing +123, /123, and *123 for numeric text fields.
• Fixed typing scale on texture packer settings dialog.
• Disallow blank event audio paths.
• Fixed tree expansion when using text search without Text search filters.
• Fixed polygonal texture packing not showing meshes in some cases.
• Improved polygonal texture packing when multiple meshes use the same image.

22 Aug 2019

• Fixed deform keys swapping X and Y when reordering bones in the Weights view.
• Fixed hang when submitting a crash report.
• Improved CLI error messages.

21 Aug 2019

• Fixed rare startup crash on macOS.
• Fixed Find and Replace when replacing with $ or \ without regular expressions.
• Fixed Find and Replace and multiple selection from naming a skin "default".
• Forward slash (/) is no longer allowed in skin, animation, or event names.
• New Event now creates folders.
• Improved showing native file dialog in some cases.

20 Aug 2019

• Fixed crash using Zoom to fit during Edit Mesh, New.
• Fixed slot "Select in the bone hierarchy" button when all tree filters are enabled.
• Fixed texture packing meshes when multiple meshes use the same image.
• Improved Japanese translations.
• Fixed crash using Edit Mesh, Trace when the image cannot be found.
• Fixed crash when ctrl+clicking an attachment with a bone New select box open.
• Fixed crashes when text search has filtered an entire skeleton.
• Reduced resource usage when a skeleton's images folder cannot be found.

14 Aug 2019

• Fixed undo changing slot attachment keys to clear the slot attachment.
• Fixed a crash when selecting a key.
• Fixed a crash when dragging an image file if a bone in a different skeleton is selected.
• Fixed cursor when typing in scale text boxes with auto key on.
• Fixed setup/animate mode text not scaling with the interface scale setting.
• Fixed PSD export showing names even when Others is unchecked.
• Expand to matching nodes when Text search filters is checked.
• The Tree view setting Show all skin attachments now also shows deform timelines for attachments in all skins.
• Aligned Metrics view contents to the top.
• Improved project checking on project load.
• Fixed welcome screen image file caching in some cases.

8 Aug 2019

• Fixed projects on load to restore animations, events, and skins hidden due to a beta bug.
• Fixed some settings not being saved.
• Preview respects the Pixel grid setting.
• Fixed recent projects submenu not being clickable.

8 Aug 2019

• Fixed constraints not being applied in some cases when other constraints are in an inactive skin.
• Fixed removal of duplicate attachments on project load.
• Fixed crash for CLI.
• Dopesheet scrolls to the top when opening a new project.
• Fixed Import Data into an existing skeleton creating duplicate attachments and other problems.
• Prevent double clicks on menus from activating twice.
• Project open warning for orphaned skeletons.

7 Aug 2019

• Fixed problems with binary export for some projects.

6 Aug 2019

• Fixed softness being reset to 0 when copying IK keys.
• Updated translations for Japanese, Turkish.
• Fixed Import Project, Animation choosing the wrong skeleton.
• Fixed crash when dragging an attachment to a skin.

5 Aug 2019

• Updated translations for Chinese.
• Fixed hovering a vertex with multiple meshes selected.
• Fixed crash using Weights tool with add mode when multiple meshes are selected.
• Fixed images being loaded multiple times when dragging an image file into the viewport.
• Fixed layout when dragging multiple large images that take some time to load.
• Fixed bone icons being too small.

1 Aug 2019

• Updated translations for Japanese, Korean, Russian, Italian, Portuguese, Spanish, French.

30 Jul 2019

• Fixed text search outline being too dim in some cases.
• Fixed nearest resampling when packing a texture atlas with a scale < 1.
• Fixed Instant Tooltips hotkey on dialogs.
• Fixed crash in some cases after undoing a bone that was added to a skin.
• Fixed crashes from wrong properties being shown in the tree after dragging a node that doesn't support drag and drop.
• Fixed key Offset complaining the first and last keys are not the same after deleting keys.
• Updated translations for German and Italian.

23 Jul 2019

• Fixed poor triangulation for mesh images that are much longer in one dimension.
• Fixed crash when clicking on the Find and Replace dialog.

20 Jul 2019

• Highlight Local axes when the scale X or Y text fields are focused.
• Fixed select boxes with icons not highlighting the selected item.
• Holding alt when opening a file dialog on OS X will use an old style dialog as a temporary workaround for OS X Catalina not showing file dialogs at all.
• Fixed rare bug where too many undo states are applied.

19 Jul 2019

• Fixed crash loading some older projects.
• Fixed crash clicking the bones select box when setting bones for a path constraint.

17 Jul 2019

• Improved rotation/translation selection behavior for Pose tool.
• Added the missing Select and Export checkboxes for paths.
• Added a Name checkbox for all attachments.
• Improved name colors.
• Fixed right click sometimes not switching tools.
• Fixed local scale not being shown when scale text boxes are focused and axes are World.

17 Jul 2019

• Added missing tooltips.
• Slightly reduced project file size.

16 Jul 2019

• Fixed key Offset preventing box select in the dopesheet after getting the toast that the first and last keys must be the same.
• Fixed texture packer scale text boxes not adjusting with font size.
• Adjusted main menu padding.

16 Jul 2019

• Always show the current skin when the Show all skin attachments tree setting is checked.

16 Jul 2019

• Fixed mesh New tool showing in the wrong location.
• Fixed the way Bone scale affects zooming.
• Keep tree selection when creating a new folder.
• Fixed crash in Find and replace dialog.
• Fixed crash clicking the dopesheet Select bones button when a mesh is selected.

15 Jul 2019

• Fixed shift + enter not working for text search.
• Fixed crash when hiding skin bones.
• Fixed not being able to select the Pose tool.

15 Jul 2019

• Fixed changelog entry height on welcome screen.
• Another fix for the Text search filters checkbox.
• Fixed crash when hiding skin bones in the tree.

14 Jul 2019

• Fixed "deformed in animations" dialog when selecting a mesh with deform keys.
• Fixed using ctrl for some hotkeys (eg Edit Mesh - New).
• Fixed Find and Replace wrecking the draw order when cancelled.
• Fixed creating a linked mesh not adding a new undo state.
• Fixed Text search filters being able to hide tree nodes and never show them again.
• Fixed tree filters Reset button not updating text search.

14 Jul 2019

• Fixed keeping selection when keys hide/change a slot's attachment.
• Slight performance improvements during playback.
• Added separator to bone New select box.
• Added folders to the Find and Replace dialog.
• Added full row select for the Find and Replace dialog.
• Fixed undo no longer working after Import Data failed.
• Faster cancellation of long running texture packing.

13 Jul 2019

• Fixed crash moving an attachment with visibility keys to a placeholder.
• Fixed a few rare crashes.
• Fixed a few more crashes when deleting mesh vertices.
• Disable attachment image preview when dragging a tool.
• Fixed removing deform all keys for a mesh not removing linked mesh keys.
• Fixed undo after removing weights from a linked mesh.

12 Jul 2019

• Fixed crash during CLI export.
• Fixed key Adjust moving vertices too much when there are linked meshes.
• Fixed a number of crashes when deleting mesh vertices.
• Greatly reduced CPU usage when the welcome screen is open.
• Greatly reduced CPU usage during playback on Windows and Linux.
• Fixed MSAA setting not being applied for OS X.
• Fixed not being able to type in Settings dialog when the welcome screen is open.
• Improved bold font when interface scale > 100%.
• Fixed animations showing up multiple times after exporting with animation clean up.

10 Jul 2019

• Adjusted settings slider ranges.
• Fixed clicking twice to delete a vertex in Edit Mesh.
• Fixed a few uncommon crashes.
• Fixed being unable to delete a mesh vertex in some cases.
• Fixed vertices moving incorrectly when connecting hull UVs in Edit Mesh.
• Fixed crash mousing over bone select when choosing path constraint bones.

10 Jul 2019

• Stability improvements.

10 Jul 2019

• Added Retina support on OS X for fonts and viewport (try interface scale of 100% or 200%).
• Fixed invalid language/font selections.

8 Jul 2019

• Added Layers option for PSD export, great for drawing attachments with a different perspective.
• Added Previous Selection and Next Selection hotkeys (page up/down by default) to reduce the need to scroll the tree up and down.
• Fixed alt being stuck when exiting Spine on Windows.
• Fixed crash duplicating a skeleton after undo.
• Fixed loading projects with an invalid path.
• Improved warnings on project load.
• Changed rotation display from -180..180 back to 0..360.
• Fixed key shift sometimes not moving keys.
• Faster image and video export for large projects.
• Improvements for multiple monitors on Windows and Linux.
• IK constraint keys show a stepped line if only checkboxes changed between keys.
• IK softness and stretch are mutually exclusive.
• Remove orphaned items in previously deleted folders on project load.
• Improved box selection for paths, bounding boxes, and clipping attachments.
• Clicking region attachments in Animate mode selects it in the tree.
• Pick modes exit on undo and combine into a single undo state.
• Fixed clipping attachment End Slot button not turning blue.
• Allow right click to expand/collapse the tree while dragging a tree node.
• Fixed dragging mesh UVs with the New tool not moving the deformed vertices.
• Fixed loading projects in CLI headless mode.

27 Jun 2019

• Added tree to Skins view.
• Improved Skins view pin buttons and the bottom section can now scroll.
• Fixed Preview not updating when animations are changed.
• Fixed Import Project when there is only one skeleton.

25 Jun 2019

• Fixed crash with selection groups.
• Fixed crash in trial.

24 Jun 2019

• Added tree for animations in the Preview view.
• Expand to the selected animation in Animations view.
• Fixed right clicking the first bone in the Weights view.
• Fixed Weights view with long bone names.
• More efficient rendering when the tree has thousands of items.
• Fixed crash clearing all filters.
• Allow deleting folders with a multi selection of mixed types.
• Slightly improved stability (iterators).
• Fixed rare crash during attachment mouse over.
• Update Audio view when renaming events.
• Centered Metrics layout.
• Sort skeleton select boxes to match draw order.

23 Jun 2019

• Fixed skin bones after duplicating a skeleton.
• Fixed Animations view synchronization with the tree.
• Remember expanded animations per skeleton in Animations view.
• Fixed Direct weights tool cursor being shown for other modes.
• Improved multi selection highlights in lists.
• Improved tree annotation layout.
• Improved weights view bone color boxes.

22 Jun 2019

• Added folders to Animations view.
• Fixed crash double clicking some tree nodes.
• Improved many icons.
• Added underline for active animation and skin.
• Fixed Import Data setting attachment image paths to the attachment name.
• Highlight node expansion icon in tree.
• Hiding Images or Others also hides ghosting motion vectors.
• Fixed motion vectors for paths.
• Darker viewport name label.

20 Jun 2019

• Fixed loader scale for IK constraint softness.
• Fixed Edit Mesh crash.

19 Jun 2019

• During drag and drop the tree no longer highlights the hovered node until the drag is active (250ms to prevent accidents).
• Fixed crash renaming an event in animate mode.
• IK constraint properties show only the settings applicable to one or two bone IK.
• Added button to remove the child bone from an IK constraint.
• Fixed binary export.
• Improved draw order icon.

17 Jun 2019

• Added a Softness setting to IK constraints.
• Alt+click with Create tool won't select a bone.

17 Jun 2019

• Fixed crash splitting a bone.

16 Jun 2019

• Added Preview setting to automatically play the animation being edited.
• Import Project, Animation can now import multiple animations at once.
• Fixed crash duplicating a bone in some cases.

16 Jun 2019

• Fixed pasting deform keys.
• Fixed bone positions when dragging bones from one skeleton to another.
• Order a new duplicate skeleton after the original.
• Improved flash when a project is opened.
• Improved dopesheet orange frame number when dragging left of frame zero.
• Handle failure to load the mesh image for tracing.

12 Jun 2019

• Fixed export bounds when using Current pose.
• Fixed repeat last export/packing hotkey.
• Removed "attachment deleted" toast when creating placeholders.
• Set default texture packing setting to rectangles.
• Fixed crash for Import Project, Animation when a key's slot or attachment can't be found.
• Fixed crash using undo after creating an animation, skin, or event.
• Fixed crash using arrow keys during mesh tracing.
• Fixed rare crash when pasting deform keys after modifying a mesh.

11 Jun 2019

• Added a Tree view setting to show all skins with attachments under each skin placeholder.
• Preview, Skins, and Animations view show folder paths (until they get a tree for folders).
• Fixed name uniqueness problems with skins and events.
• Fixed dialog padding.
• When expanding all nodes in the tree, don't expand skins.
• Fixed a slot's attachment being hidden when moving a different attachment out of the slot.
• Fixed undo after renaming an attachment with Clear path checked.

10 Jun 2019

• Fixed crashes when creating new items.
• Fixed focus issues with event properties.
• Fixed crash unlinking a linked mesh.

10 Jun 2019

• Fixed crash with New button when editing vertices.
• Fixed PMA artifact rendering when Deformed is unchecked in Edit Mesh.
• Fixed Reset moving the mesh if a parent bone has nonuniform scale.
• Fixed dialog fade out.
• Fixed undo crash after dragging in a new region attachment.

10 Jun 2019

• Fixed view tabs not reducing to an icon at the correct size.
• Fixed Auto Key setting keys for skin bones when Hide viewport skin bones is checked.
• Names for animations, skins, and events are now unique per folder and the name used in exported data includes the parent folders.
• Scroll to tree selection after a rename action.
• Fixed crashes when inactive skin constraints are keyed.
• Dim inactive bones and constraints in the tree.

7 Jun 2019

• Improved graphics for sliders and tree properties.
• Added mesh trace tooltips.
• Fixed tool icon location when selecting a single vertex.
• Meshes no longer move after using reset, trace, etc.
• Changes made in Edit Mesh mode are combined into a single undo state.
• Fixed duplicate button not working for some attachments.

5 Jun 2019

• Improved mesh tracing.
• Added padding to mesh tracing.
• Fixed crash from clicking dialog buttons as they disappear.
• Default to hiding skin bones in the viewport.
• Fixed bone remove from skin button showing instead of delete.
• Fixed dragging a skin constraint trying to change constraint order.
• Fixed tree annotations showing incorrectly during drag and drop.
• Text search dimmed colors are disabled during drag and drop.
• Fixed crash renaming the root bone with multi selection.

4 Jun 2019

• Added automatic creation of a mesh hull.
• Fixed Spine freezing if the audio device hangs.
• Binary format is much smaller for large projects.
• Performance improvements for large projects when the tree is expanded.
• Don't keep project that failed to load in the favorites.
• Fixed selecting bones in Weights view.
• Support importing pre-3.8.12-beta JSON.
• Fixed creating bounding boxes and paths.

2 Jun 2019

• Fixed bone compensation when a transform constraint has negative translate mix.
• Fixed a crash selecting a bone or constraint when using skin bones or constraints.

1 Jun 2019

• Bones and constraints can now be added to a skin and will only be active for that skin.
• Import Data can now import into an existing skeleton.
• Bones can now be constrained by multiple IK constraints.
• Fixed rotate tool icon spinning when a mesh is selected.
• Unchecking Select no longer hides ghosts for that attachment.
• Fixed the timeline ghosting indicator for zero frame animations.
• Fixed ghosting being affected by Preview.
• Tooltips for tree filters.
• When filtering open dialog, pressing enter when only a folder is shown chooses the folder.
• Fixed tree hover highlight flicker when using undo.
• Fixed slider handle graphics.
• Message when constraints are deleted as a result of deleting a bone.
• Added main menu icons.
• Fixed texture packing when using scale.
• Added a button to slots for jumping from the bone hierarchy to the draw order and vice versa.
• Deleting a bone no longer deletes constraints unless the bone was the target or last constrained bone.
• Some popup messages now include a button to open the log.
• Fixed deleting items in folders.
• Fixed tree annotations not showing right away after a constraint is created.
• Fixed crash hovering a hidden attachment in the tree.
• Clicking selected item in the tree no longer deselects it.
• Rulers font size is smaller and based on the font setting.
• Fixed text wrapping on some dialogs.
• Log when a mesh image file's dimensions change.
• Improved alphanumeric sorting.
• Fixed polygonal packing when multiple meshes attachments use the same image.

30 Apr 2019

• Selecting multiple attachments and choosing New Skin Placeholder provides the same advanced options as when selecting one attachment.
• Fixed crash creating a folder for a new skeleton.
• Vertices moved with a deform key are colored differently.
• Mesh Reset in animation mode resets only the selected vertices.
• Adjusting weights or mesh soft selection size draws the size indicator circles at the selected vertex, when a single vertex is selected.
• Ctrl+double click a vertex in animate mode to select all deformed or undeformed vertices.

29 Apr 2019

• Added folders to organize animations, skins, and events.
• Added multi-editing for skins.
• Selecting a hidden bone in the tree shows the bone in the viewport.
• Linked meshes that inherit deform now show the keyable state of the source mesh.
• Fixed welcome falsely showing that there is unread news or changelog items.
• Improved Key Selected (ctrl+L by default, cmd+L on Mac) to key selected slots, events, constraints, and attachments.

24 Apr 2019

• Fixed the positions of toast messages and the selected name.
• Added unpremultiply to the texture unpacker.
• Added Slot > New: Bone (creates a bone and moves slot under it).
• Fixed a second performance problem with the bone Create tool.
• Fixed texture packing with scale.

22 Apr 2019

• Added rulers.
• Fixed blurry font rendering on some dialogs.
• Creating multiple skin placeholders for existing attachments keeps original visibility and uses a single undo state.
• JSON export no longer writes an empty default skin.

21 Apr 2019

• Fixed hotkeys that show a dialog from causing a character to be typed in the dialog.
• Many fixes from 3.7.93.

17 Apr 2019

• Added tight packing of mesh polygons to the texture packer.
• Fixed export progress bar movement.
• Fixed cancelling texture packing.

13 Apr 2019

• Many fixes from 3.7.92.
• Fixed welcome screen layout jumping when first shown.
• Added x and y coordinates for setup pose AABB in JSON and binary data.

13 Mar 2019

• Don't show welcome screen if opening a project by double clicking a file.
• Fixed welcome "new" image when window is narrow.
• Improved welcome layout, more horizontal space for recent projects.
• Fixed scrollbars not showing sometimes.
• Changes from 3.7.92.

27 Feb 2019

• Welcome screen showing news, changelog, tips, links, recent files, and examples.
• Fixed width font for dopesheet frame text boxes.
• Dopesheet frame text boxes fit 5 digits.
• Trial intro animations and sign up.
• Improved fonts.
• The Large font can use the Bitmap setting for more efficient rendering.
• Show "Restore" for maximize and fullscreen tooltips.

1 Jun 2019

• Fixed a performance problem with the bone Create tool.
• Fixed crash for certain paths when opening the export dialog.

22 Apr 2019

• Fixed loading some projects with an invalid clipping end slot.
• Fixed performance issue with Create tool.
• Fixed losing view layouts.
• Fixed weights view slider not appearing.
• Fixed Rotate tool icon rotation when mesh vertices are selected.
• Fixed Auto Key not creating a key when pasting vertex positions.
• Fixed spacing for dopesheet rows for bones with no keys.
• Prevent keys from being pasted in setup mode.
• Added ctrl+alt hotkey (cmd+alt on Mac) to tooltip for key Offset.
• Fixed using key Offset via the hotkey so it can be adjusting multiple times.
• Fixed key Offset not adjusting curves correctly.
• Fixed crash when binding bones and choosing a linked mesh.
• Fixed Import Data when the data doesn't have a default skin.

13 Apr 2019

• Fixed transform constraint Offset not auto collapsing for animate mode.
• French updates.
• Fixed projects that have a linked mesh with another linked mesh as the parent mesh.
• Fixed crash deleting a skin placeholder and keeping all attachments.
• Fixed ghosting solid rendering.
• Fixed texture unpacker hotkey.
• Fixed open project error message.
• Improved temp file usage to not leave as many files behind.
• Improved display support on Linux.
• Fixed bones not drawn hollow when a transform constraint has negative mix.
• Fixed ghosting for mesh deforms.
• Added motion vectors to region attachment vertices.
• Fixed atlas packing during data export always combining subdirectories when Image Folders is chosen.
• Fixed loading old export settings JSON format.
• Fixed Import Data with path attachments.
• Fixed projects on load which have a clipping end slot in the wrong skeleton.
• Clearing tree text search scrolls to the selected nodes.
• Hiding a path's slot no longer prevents path constraints from being applied.
• Fixed Edit Mesh, Generate causing image to disappear when backface culling is enabled.
• Fixed exporting to the images folder from the CLI.
• Fixed loading old export settings JSON.
• Suggest a unique name when duplicating a skin.
• Fixed naming when duplicating multiple skins at once.
• Fixed undo after duplicating a skin.
• Fixed duplicating a skin creating linked meshes where the source mesh is another linked mesh.
• Fixed Preview crash when adding new timelines during a mix.
• Fixed crash after deleting the animation playing in Preview.

19 Feb 2019

• Fixed running texture packer from command line when pack settings file ends with .pack.json.
• Fixed texture packer settings dialog always showing Current project as checked.
• Fixed mesh resize prompts not appearing when only the image width or height changed.
• Fixed specifying -j/--project on the CLI.
• Fixed non-bitmap font rendering on OS X.
• Fixed crash deleting attachments.
• Fixed a rare crash when saving.
• Fixed crash using Import Project - Animation when the project has no animations.
• Fixed crash with an invalid audio device.
• Fixed rare crash when dropping a project file on the Spine window.
• Fixed rare crash with tree text search.
• Show dialog instead of crash when unable to write export or texture packer settings file.
• Fixed rare occurrence of an image not being loaded when exporting images or video.

17 Feb 2019

• Fixed texture packing settings not showing Combine subdirectories as checked.
• Fixed using export settings JSON in old format.
• Attachments with Export unchecked are no longer visible in image and video exports.
• Don't draw clipping, bounding boxes, or points in the Outline view.
• Fixed Outline showing hidden slots when Shear tool is selected.
• Fixed blurry Unicode fonts and improved font rendering.
• Improved where word wrapping occurs for Japanese and Korean.

11 Feb 2019

• Fixed dopesheet selection box positions when the dopesheet is resized vertically.
• Remember last bone Split settings.
• Fixed bone not being selected after bone Split.
• After deselection, the dopesheet orders the previously selected skeleton first, even when the previous selection had no keys.
• Fixed bones not following paths for image and video export when the export is done from setup mode.
• Fixed error about currentProject when running the texture packer.
• Fixed Preview during mixing when rotation is not keyed on frame 0.

8 Feb 2019

• Key Offset now respects loop start/end.
• Fixed whitespace stripping for meshes when using a texture packer scale != 1.
• Improved saving export and pack settings as JSON when choosing "export" or "pack" as the filename.
• Better error message when export settings file can't be found.
• Fixed reading older export settings JSON files.
• Slightly faster editor loading times.

9 Jan 2019

• Fixed crash showing a dialog in certain conditions.

8 Jan 2019

• Fixed texture packing when multiple skeletons or attachments use the same image files.
• Fixed texture packing whitespace stripping for region attachment images.
• Fixed texture packing when multiple attachments end with /name.
• Fixed crash when creating two IK constraints with a cyclic dependency.
• Fixed crash related to tree draw order.

7 Jan 2019

• Fixed texture packing Image folders along with JSON/binary export not removing images path from texture region names.
• When packing multiple skeletons into one atlas, an error is shown if atlas texture regions have the same name.
• Fixed crash when exporting a texture atlas into a skeleton's images folder.

7 Jan 2019

• Fixed JSON Data Import.
• Always set the output prefix when changing the animation to be exported on the export dialog.

6 Jan 2019

• Assume all PNGs are sRGB (don't apply other gamma).

6 Jan 2019

• Don't apply PNG gamma if sRGB is specified explicitly.
• Fixed sRGB being applied twice when a PNG has sRGB specified explicitly.
• Fixed a rare crash.
• Fixed a crash with the Create tool.
• Improved selection outline when an attachment is scaled.

4 Jan 2019

• Search hotkey (enter) selects any existing text.
• Search - Select All hotkey (ctrl+enter) expands the tree to every selected node.
• Added a red border to the tree search box when an invalid regular expression is typed.
• Show hotkeys in tooltips for main toolbar's Options group.
• Translation updates.
• Better proposed name when creating a new skin placeholder.
• Disallow NaN values for JSON data import.
• Fixed rare crash when choosing a recent project.
• Added totals to CLI project information.

26 Dec 2018

• Fixed crash when hiding all animations.
• Playback Repeat defaults to checked for animations in older projects and is set correctly when a project is loaded.
• Improved error messages.

25 Dec 2018

• Only hide skeleton and skin names in attachment names.
• Fixed font rendering for the ! character.
• Show hotkeys in Views select box.
• Fixed mesh stripping when a region uses the same image.
• Don't prompt to move a slot when dropping an attachment on the current slot's bone.
• Faster start up for CLI usage.
• Fixed main toolbar button widths when text is not shown.
• Better text alignment for the Small font.
• Fixed Japanese, Chinese, and Korean fonts being slightly too tall.
• Much improved font kerning.
• Double right click on an animation in the Preview view makes it the active animation for the skeleton.
• Gray all tree items when a search matches no results.
• The tree search will now be considered a regular expression if it starts and ends with /.
• Added Search - Select All hotkey (ctrl + enter by default, cmd + enter on Mac).
• Fixed numeric sliders not showing the precision if a value is typed.
• Playback Repeat is now stored per animation (for the editor only).

21 Dec 2018

• Texture packing can now use mesh UVs for whitespace stripping.
• Added a Current project texture packer setting when packing a folder to use mesh UVs from the current project for whitespace stripping.
• Added a CLI parameter (-j or --project) to specify one or more projects to use mesh UVs for whitespace stripping.
• Hide Combine subdirectories texture packer setting when it doesn't apply (packing only attachment images).
• Added tree settings to hide skeleton and/or skin names in attachment names.
• Type-to-select for select boxes with icons.
• Fixed Settings dialog not resetting to defaults.
• Orange flash when using key adjust or offset.
• Fixed a crash when picking a slot for attachments.
• Fixed tree horizontal scrollbar appearing too early.
• The tree is more efficient when it has many thousands of nodes.

17 Dec 2018

• Better export error messages when a file cannot be written.
• Linear filtering setting now affects ghosts and attachment outlines (much better for pixel art!).
• Bone scale no longer affects viewport backgrounds.
• Settings dialog improvements.
• Reduced memory usage for extremely large projects.
• Removed debug lines from color chooser.
• Updated Japanese translations.
• Added keyboard input to lists and select boxes: up, down, home, end, and type-to-select.
• Escape to close a select box, filter button, etc no longer deselects.
• Fixed flickering and other issues with pixel grid rendering.

16 Dec 2018

• Fixed crash getting OS language.
• Fixed dopesheet sometimes not showing overview keys.
• Fixed a rare crash.
• Added Add Selection hotkeys (shift+0 thru shift shift+9).
• Added setting (prefs.json only for now) to use the middle mouse button to pan.
• Greatly reduced project loading times for projects with thousands of attachments.
• Faster loading of subsequent projects.
• Faster switching between setup and animate mode.
• Fixed export preview freezing when settings are chosen which would result in an unreasonably long export.
• Added scrollbars for export skeleton, skin, and animation select boxes.
• Improved error messages for debugging.
• Fixed crash using bone split when the tree properties don't match the viewport selection.
• Fixed dopesheet not showing new keys when the Show All Bones/Slots hotkey is used.
• The Preview view is now affected by the Playback view Interpolated button.
• Fixed export preview border being off by 1px.
• Fixed crash clicking the Draw Order timeline when bones are hidden in the tree.
• Better Slot Color view layout when small and for dark color when Tint Black is enabled.

13 Dec 2018

• Allow transform constraint scale and shearY mix < 0.
• Fixed duplicating or deleting the root bone with multi selection.

12 Dec 2018

• Fixed dopesheet crash when locked with row that has no keys and the animation is hidden.
• Fixed CLI export problems.

11 Dec 2018

• Text search box uses less vertical space above the tree when possible.
• Triggered event are now shown above the selection name if they would otherwise be off-screen.
• Improved alphanumeric sorting to handle numbers that are not at the end of a name.
• Fixed audio not loading in some cases for a collapsed or hidden skeleton.
• Fixed bug where some images were not unloaded when a skeleton is hidden.
• Improved efficiency for projects with many hidden skeletons.
• Hiding a skeleton now hides all the tree nodes for that skeleton.
• Show empty dopesheet rows for selected bones that have no keys.
• Dim tree nodes that don't match the text search.
• Stopped dopesheet from flashing when ctrl/cmd is pressed.
• Dopesheet rows can be dragged to reorder.
• Organized Views select box.

6 Dec 2018

• Hiding slots in the tree now hides Draw Order.
• Fixed text search crash.

6 Dec 2018

• Holding ctrl + alt (cmd + alt on Mac) while dragging keys in the dopesheet now does key Offset.
• Fixed tree crash.

5 Dec 2018

• Added type-to-search and type-to-filter to the tree.
• Fixed tab not focusing the rotate text box.
• Fixed bad clipping from wrecking the camera.
• Improved pasting vertices.
• Show bones, slots, and attachments tree filter buttons as selected when the tree filter is active and all types are selected.
• Attachments tree filter button disables all attachment types when clicked if any attachment filters were active (previously it enabled all attachment types).
• Hiding slots in the tree now also hides Draw Order.
• Removed Constraints from tree filter.
• Fixed crash adding a new skeleton or dragging to reorder skeletons.
• Added text field focus highlights.
• Added Tree Filter and Dopesheet Filter hotkeys to toggle filters on/off.

1 Dec 2018

• All languages have been updated with the latest translations.
• Update the export preview while dragging the frame slider.

30 Nov 2018

• Fixed lag when dragging sliders on export dialog.
• Fixed export dialog not showing "all animations" when "separate skeletons" is chosen.
• Added Fibonacci setting when splitting a bone.

28 Nov 2018

• Fixed MSAA export on OS X.

28 Nov 2018

• Fixed crashes using New tool in Edit Mesh mode when a mesh has deform keys and weights.

28 Nov 2018

• Fixed crash clicking Files on the Settings dialog.

28 Nov 2018

• Background settings improvements.
• Metrics view considers all visible skins.
• Color dialog layout improvements.
• Respect setting to disable double click in various areas.
• Categories for the Settings dialog.
• Fixed a bug when moving a slot to a new bone.
• Allow right click when picking a parent in the tree.
• Fixed crash when dropping an image file on a bone.

20 Nov 2018

• Added an option to move current slot when setting an attachment's parent to a bone.
• Show dialog when moving an attachment to a bone in the viewport (use tree filter to easily select and move slots rather than attachments).
• Hotkeys for playback speed.
• Added back the MSAA setting for the editor (nice for hard edges of region, mesh, and especially clipping attachments).
• Added MSAA setting for image and video export.
• Fixed open export when output is prefix.
• Fixed image and video export not applying deformation when in setup mode.
• Fixed insertion indicator while dragging a skeleton in the tree.
• Allow dragging multiple skeletons at once.
• Added settings for various background types.

18 Nov 2018

• Allow event a draw order keys to work with key Offset.
• Toast message when key Offset causes the key on the last frame to be lost.
• Added dialog to choose behavior when mesh image files change size.

17 Nov 2018

• Enter closes color dialog.
• Fixed Prune showing incorrect number of weights removed in some cases.
• Added more Edit Mesh hotkeys.
• Fixed rare crash pasting keys.
• Fixed crash creating a skin placeholder for a non-mesh attachment and duplicating the attachment for each skin.
• Fixed a crash during command line data import.

15 Nov 2018

• Fixed export dialog preview when a skeleton has no current animation.
• Potential fix for gray screen after fullscreen -> minimize -> restore for some Windows users.
• Fixed headless CLI data export.

12 Nov 2018

• Fixed pasting vertex positions with world axes selected.
• Added toast messages for copy and paste.

12 Nov 2018

• The selected vertex positions for mesh, path, bounding box, or clipping attachments can now be copy/pasted.
• Another video export fix.

12 Nov 2018

• Fixed video export not being able to create a temp file.

12 Nov 2018

• Offset can now be used with deform, IK constraint, transform constraint, and path constraint keys.
• Keys that don't support Offset (attachments, events, or draw order) are automatically deselected.
• Offset is not applied if ctrl and shift (cmd and shift on Mac) are pressed to copy a key.
• Fixed Offset not allowing multiple changes to rotation keys in some cases.
• The Mesh Tools view now shows the soft selection brush size and feather in the viewport.
• Less flicker when resizing the application window.
• Fixed texture unpacking to restore stripped whitespace.
• Fixed maximizing the application window with an auto hiding taskbar on Windows.
• When importing a skeleton, if no attachments are visible, the first skin is made visible.
• When creating a new region attachment for an image file, the attachment is nudged by 0.5 in each direction with an odd dimension to keep 1:1 texels:pixels when bones have integer world coordinates.

10 Nov 2018

• Fixed crash exiting Weights bind mode.
• Fixed crash holding alt when key Offset is used and an overview key is dragged.
• Fixed crash after deleting an attachment in some cases.
• Fixed crash pasting event keys after deleting the event.
• Clicking a file icon in the file dialog now opens the browse dialog in that file's parent folder.

9 Nov 2018

• Fixed crash duplicating when a name ends with a very large number.
• Don't give editor focus when clicking SRTH keys.
• Fixed mesh Scale causing two undo entries.
• Fixed crash with old launchers trying to start the editor twice.
• Improved rendering during resize/maximize/fullscreen/restore.
• Keep maximized state after minimizing on Windows.
• Fixed switching to/from Spine when fullscreen on Windows.
• Fixed CLI exports hanging when the output folder is blank.
• Fixed CLI data import allowing skeletons to have the same names.
• Fixed Animations view skeletons select box.

6 Nov 2018

• Fixed video export and exporting a file per frame.

6 Nov 2018

• Fixed Preview not displaying correctly.
• Added Isolate checkbox to Edit Mesh dialog.

4 Nov 2018

• Fixed the old pose still showing after deleting keys.
• Force a redraw after maximize/fullscreen/restore on Windows.
• Go back to losing fullscreen when focus is lost (thread).
• Fixed double clicking name in the viewport to rename when something else is selected in the tree.

4 Nov 2018

• Fixed not being able to key meshes, paths, and other items.
• Fixed undo for dopesheet keys.
• Fixed mesh, path, bounding box, and clipping attachment world rotation.
• Fixed export skeleton select box disappearing.
• Fixed a number of crashes with editing meshes and deform keys.

30 Oct 2018

• Fixed crash with Update Bindings when multiple meshes are selected.
• Fixed crash in some case when holding shift to select bones in the Weights view.
• Fixed a mesh, path, bounding box, or clipping attachment being corrupt after undo in some cases.

27 Oct 2018

• Fixed issues with multiple selection in the tree.
• Improved stability.
• Improved export handling of hidden skeletons and skeletons and animations with export disabled.
• Fixed crash during undo when applying the tree attachment selection to the viewport.
• Fixed crash dragging in the Weights view when a mesh has no weights.
• Fixed crash when clicking a region attachment with the Create tool.

27 Oct 2018

• Fixed crash hovering a mesh in the tree in certain scenarios.
• Improved automatic selection of attachments in the viewport based on the tree selection.
• Fixed dopesheet showing rows during playback as if there is no selection.

26 Oct 2018

• Many stability improvements.
• Added Export checkbox for skins.
• Fixed reordering constraint bones.
• Editor receives focus after clicking a bone in the dopesheet (eg for pasting a bone transform).
• Fixed hover of region attachments under a skin placeholder during playback.
• Fixed clicking a region attachment in the viewport in animate mode (selects in the tree).
• Added Dim and Triangles checkboxes to Edit Mesh.
• Fixed key offset being applied when the Offset button is not active.
• Fixed crash selecting multiple skin placeholders when no skin is active.
• Improved Find and Replace list UI.
• Fixed crash while offsetting.
• Fixed a crash when a skeleton has no bones.

22 Oct 2018

• Use native file chooser on OS X with latest Spine launcher.
• Fixed export fit size when only width or height is specified.
• Fixed open dialog layout issues.
• Fixed key state after dopesheet jump to start/end.
• Fixed changing playback speed causing the skeleton to jump.
• Fixed clicking the timeline during playback when playback speed != 100%.
• Moved range and crop controls out of preview on the export dialog.
• Provide a default name when creating a new attachments.
• Fixed auto key after moving a path position.
• Fixed export dialog size for data export.
• Fixed minimum application window size.
• Ghosting is now drawn before or after each skeleton, not all skeletons.
• Scrolling for the Ghosting view and collapsed by default.
• Fixed an export crash.
• Fixed data export having skeleton width and height as 0 if the skeleton is hidden.
• Fixed shear Y numeric entry when auto key is active.
• Fixed rotation numeric entry for world axes when parent bones are scaled or sheared.
• Fixed scale numeric entry for mesh and bounding boxes not using the selected axes.
• Added right click Open menu item and open button in titlebar for browse dialog.
• Added checkbox to keep all attachments when deleting a skin placeholder.
• Fixed losing fullscreen when the application window loses focus.
• Fixed fullscreen not being the right size on secondary monitors.
• Fixed pasting bone transforms to bones with inherited shear or rotation disabled.
• Fixed pasting bone transforms to IK bones with a different bend direction.
• Fixed crash when moving slots to a different skeleton using Set Parent rather than dragging.
• Fixed draw order changing when moving slots to a different skeleton.
• Increased dopesheet FPS limit to 1000 (to match milliseconds).
• Timeline zoom range now scales with dopesheet FPS.
• Fixed crash undoing a new bounding box or clipping attachment.
• Undo system improvements for stability.
• Fixed a path control handle getting further away when translating the other handle.
• Offsetting now selects all keys in each timeline with a selected key.
• Slightly wider hex color text field.
• Fixed Edit Mesh not updating triangulation after deleting an edge.

30 Sep 2018

• Fixed crash deleting a bone used in mesh weights.
• Fixed mesh keys exporting as stepped.

29 Sep 2018

• Allow setting any font size in prefs.json.
• Fixed Preview and Ghosting not showing meshes.
• Fixed mesh wireframes not moving during playback.
• Fixed opening very old projects with incorrect paths.

27 Sep 2018

• Fixed mesh editing in animate mode.
• Fixed UI transparency rendering issues.

26 Sep 2018

• Current frame no longer shows decimal during playback.
• Fixed export preview size estimate for huge files.
• Fixed crash binding a bone to a mesh.
• Flash taskbar for longer after an export (Windows).
• Fixed a crash when changing skins.

25 Sep 2018

• Fixed JSON and binary export.
• Fixed opening some older projects.

24 Sep 2018

• Fixed setting region world rotation.
• Duplicate for any number and type of selected items.
• Prune now modifies the mesh as the slider is changed.
• Added a limit to Prune for the maximum number of bone weights per vertex.
• Fixed not scrolling to the slot when selecting an attachment in the viewport and bones and attachments are hidden in the tree.
• Focus text box when clicking outside rename dialog.
• Import Project can now import multiple skeletons at once.
• The Animation and Skins views show the tree properties without scrolling the tree (right click still does).
• Added Duplicate hotkey (ctrl + D, cmd + D on Mac).
• Fixed rare crash when duplicating a slot.
• Right click pan no longer stops box selection in the viewport.
• Right click can no longer select when doing box selection in the viewport.
• Fixed dopesheet mixing rows from different skeletons.
• Remember Weights view mode.
• Only show "slot is hidden" export warning for regions, meshes, and clipping attachments.
• Added Warnings checkbox to disable warnings after JSON and binary export.

23 Sep 2018

• Rename and delete for any number and type of selected items.
• Select and Export setting for clipping and bounding box attachments.
• Select and Export settings when selecting multiple attachments.
• Set Parent when selecting multiple attachments.
• Mesh settings when selecting multiple region or mesh attachments.
• Fixed losing tree selection when hovering a different attachment in the tree.
• Fixed undo and redo hotkeys happening twice.
• Update mesh icons when unlinking a linked mesh.
• Truncation with ellipsis when the tree properties are too narrow.
• Fixed disabled duplicate icon.

22 Sep 2018

• Added title bar buttons for open, save, undo, and redo.
• Drag Open button in title bar to access recent projects.
• Reduced memory usage, CPU usage, and project file size, especially for projects which use many deform keys on dense, weighted meshes.
• Better project unloading before loading another, preventing memory exhausting with extremely large projects.
• Slightly faster project loading and saving.
• Only show audio path in animate mode if it is set.
• Fixed IK timelines being exported with stepped curves.
• Fixed crash when creating a new skin placeholder for an existing attachment.
• Fixed event properties flashing when changed in animate mode.
• Fixed sorting in the dopesheet of color, attachment, and deform timelines.
• Fixed exports showing all applied skins.

17 Sep 2018

• Added the Skins view to show multiple skins at the same time.
• Added options when creating a skin placeholder for an attachment to copy to all skins, copy keys, create linked meshes, and rename the copies.
• Added option when duplicating a skin to rename the attachments.
• Flash taskbar on Windows when an export is complete.
• Fixed bone Z-fighting in some cases.
• Fixed deform keys not being removed before some actions (eg Generate) if a mesh doesn't have weights.
• Fixed incorrect triangle lines after undoing Generate.
• Fixed animations' Export checkboxes.
• Fixed GIF export dithering and issues with transparency.
• Allow dragging to change transform constraint order.
• Fixed bones select box labels after dragging.
• Fixed GIF playback when set to one time.
• Fixed attachments incorrectly having a "not found" red X on their icon.
• Fixed skins select box not showing on export dialog in some cases.
• Fixed dopesheet not updating when a mesh's Inherit deform is changed.
• Select default text on all dialogs.

13 Sep 2018

• Duplicating a skin can create linked meshes.
• Duplicating a skin can also duplicate deform keys.
• Fixed some GIF animations not exporting.
• APNG export improvements and optimizations.
• Fixed project files with invalid path constraint bones.
• Adjust relative paths when importing a project into another to keep the same images and audio paths.
• Don't look in application working directory for relative image and audio paths.
• Fixed crash using Set Parent to move bones to a different skeleton.
• When choosing New > Bone with shift held, the parent bone remains selected (like it does with the Create tool).
• Fixed crash when pasting keys if the slot or bone for the key has been deleted.

7 Sep 2018

• Fixed balance for mono audio files.
• Fixed export dialog not showing last background color.
• For export, checking Others now includes names, if they are visible.
• Fixed GIF export having a black last frame.
• Improved GIF quality slightly.
• Path handles are no longer considered for export bounds.

5 Sep 2018

• Fixed audio playback after pressing last key and jump to start timeline buttons.
• Fixed bone shear for Data Import.
• Fixed Preview showing tint black after it is removed from a slot.
• Fixed failure to read some MP3 files.
• Added hold previous button to Preview.
• Improved scrollbar graphics.
• Added events list with colors to Audio view.
• Fixed audio keys being drawn incorrectly in the dopesheet.
• Added Repeat Last Texture Packer hotkey (ctrl+shift+P).
• Fixed audio playback when changing between animations playing the same audio.
• Fixed selecting an event marking the project as unsaved.
• Fixed event key state after pasting into String field.
• Added "hold previous" button to Preview view.

1 Sep 2018

• Fixed dopesheet height.

31 Aug 2018

• Fixed crash opening export dialog.

31 Aug 2018

• Fixed zoom to fit and zoom 100% when interface scale > 100%.
• Fixed losing selection when ctrl/cmd + clicking a selected attachment with the Create tool.
• Fixed artifacts on color dialog and Slot Color view.
• Slightly faster application start up.
• Minor fixes for stability.
• Added choosing an audio output device to the Audio view.
• Weights view checkboxes now select the Weights tool instead of being disabled.
• Fixed crash using ctrl/cmd to add different types of attachments to the same selection.
• Fixed smart selection rules for bounding boxes, paths, clipping, and point attachments.
• Fixed point attachments not showing as selected with the Create tool.
• Prevent changing the horizontal scroll position when the timeline is zoomed.
• Prevent timeline zoom to fit from zooming in an unreasonable amount when the view is wide.
• Added volume to Audio view.
• Thicker clipping attachment edges.
• Allow setting colors for multiple attachments at once.
• Increased Current/Start/End text box widths in the dopesheet.
• Fixed orange frame number when dragging dopesheet keys when scaling a selection smaller.
• Improved timeline zoom slider and UI padding.
• Improved handling of tabs that are smaller than their contents.
• Fixed bug with Combine subdirectories when packing a texture atlas.

23 Aug 2018

• Added Compress and Uniform settings to 1-bone IK constraints.
• Fixed data import not seeing stretch in IK timelines.
• Greatly improved font rendering when interface scale is >100%.
• Fixed mesh and path editing when interface scale is >100%.
• Changed default texture packer max size to 2048.
• Fixed texture packer progress when packing many folders.
• Fixed crash when zooming the Audio view in some cases.
• Fixed crash when exporting video which has audio longer than the video.
• Detect OpenAL audio initializing correctly but not being able to start playback.
• Fixed right clicking a track button in Preview not using that track's settings.
• Fixed dragging bone length being able to change tree item visibility.
• Right clicking a visibility dot now uses a single undo entry and is much faster.
• Fixed off-by-1px problem with vertical scrolling in the Dopesheet.
• Fixed stepped dashed line before first key not appearing for color timelines.

14 Aug 2018

• Fixed New Animation button in Animation view not working when a skeleton has no animations.
• Fixed saving JSON and binary projects after doing an export with texture packing.
• Added export setting for JSON and binary to 1) pack only attachment images or each skeleton's image folder, and 2) to output a single atlas or an atlas per skeleton.
• Fixed export dialog not remembering output path.
• Fixed Preview changing animations when a different track is selected.
• Fixed Spine launcher (3.7.28) not running on some Windows computers.

13 Aug 2018

• Better consideration of bones when calculating skeleton bounds.
• Various Spine launcher improvements (3.7.27).
• Fixed audio being shorter than video, causing a desync when looping in some players.
• Prevent losing the selection when dragging on a region attachment in animate mode.
• Fixed video + audio exports with a range.
• Improved export progress indicator.
• Fixed crash during texture packing.
• Show dialog instead of crashing if texture atlas unpacking fails.
• Fixed binary export not writing stretchy IK boolean for IK timeline keys.

11 Aug 2018

• Pad setting for export Size: Fit.
• Fixed loading range and crop export settings (from JSON and last exported).
• Fixed various export dialog bugs.
• Remove extension when choosing the wrong export file type.
• Added hotkey to open a project, bypassing the favorites dialog (ctrl+shift+O, cmd+shift+O on Mac).
• New Spine launcher, 3.7.23 (requires manual download and reinstall). Improves overall performance, highly recommended.
• Fixed resampling when exporting video with audio (requires new launcher).

7 Aug 2018

• Fixed crash double clicking an attachment while holding ctrl with the Create tool.
• Fixed export Size: Fit.
• Minor export improvements.
• Fixed some occasional crashes.

7 Aug 2018

• New, powerful image and video export with preview, cropping for cutscenes and cartooning, and more.
• Advanced, high quality GIF export settings.
• Added APNG and PSD export.
• Added skeleton and animation Export checkboxes.
• Added an animation clean up option for JSON and binary export.
• Added a Stretch checkbox to IK constraints.
• AVI and MOV now support audio.
• Create tool is no longer limited to selecting only one bone.
• Fixed crash doing CLI animation clean up for some projects.
• Fixed rare Create tool crashes.
• Increased pose tool rotation speed when only one bone is selected.
• Fixed icon select box crash on mouse down.
• Fixed the key selection state when a dopesheet row is collapsed.
• Fixed launcher progress bar (3.7.19).
• Fixed multiple "Export complete" toasts when exporting all animations.
• Enabled panning in Preview view with left click.
• Fixed bug where Pan Drag (J) would activate without pressing the mouse.
• Fixed drag indicator being drawn over tree expand/collapse icon when bones are hidden in the tree.
• Fixed transform constraint Match rotation offset.
• Fixed zoom after New project.
• Added Mesh Tools view tooltips.
• Export bounds now respect clipping.
• Removed MSAA setting (antialiasing is always used).
• PNG sRGB and gAMA chunks are respected.
• Added Divisible by 4 setting to the texture packer.
• Clicking in a blank space in the dopesheet now stops playback (timeline doesn't).
• Fixed checkers showing very faintly in color dialog with 255 alpha.
• Fixed texture packing progress bar when there are multiple skeletons.
• Added a setting for backface culling.

27 Jun 2018

• Fixes from 3.6.53 (important stability fixes).
• Improved dopesheet performance for projects with 15k+ keys per animation.
• Fixed crash clicking Browse for a folder on Import Data dialog.
• Fixed CLI exports not writing files.

25 Jun 2018

• Using tab to select the next text field now always selects all the text.
• Fixed hang after CLI data export.
• Fixed launcher not recognizing some parameters (new launcher version is 3.7.18).

15 May 2018

• Updated Italian translations.
• Print warnings when loading projects for the CLI.
• CLI animation clean up can take a folder of project files.
• CLI export can now take a folder of project, JSON, or binary files.
• Added CLI parameters to import a project, JSON, or binary file or folder into a project.
• Zero padding on filenames when exporting PNG or JPG sequences.
• Fixed texture packer padding causing images to be too large.
• Fixed JSON pretty print running out of memory with large (15MB+) JSON files.

8 May 2018

• Smoother launcher progress bar.
• Fixed undo when clicking Auto in the Weights view.
• Fixed Zoom 100% not resulting in 1:1 pixel zoom in some situations.
• Fixed path tangent dashed line scaling.
• Fixed paths breaking when handles are moved.
• Reversing keys using box select now also reverse the curves.
• Improved blurry graph handles.
• Fixed CLI JSON or binary export when Create atlas is checked.
• Added CLI parameter for showing project information.
• Tooltips for bone transform inherit properties.
• Fixed Preview track buttons staying orange after loading a new project.
• Unload images and audio for hidden skeletons.
• Improved dopesheet tick spacing for various font sizes.
• Prevent tree spacing from changing before restart when font size is changed.
• Fixed path fixed position, fixed spacing, and percent spacing when the path bone is scaled.
• Drag indicators in for constraints and draw order tree nodes.
• Use 0 if GIF repeat is set to blank.
• Fixed blurry dashed triangle line for Edit Mesh.
• Fixed adding the same bone multiple times to a path or transform constraint.
• Fixed Key Shift when moving white keys.
• Dopesheet no longer shows white keys in the first row as selected unless all keys are selected for the frame.
• Allow right mouse button to pan Audio view waveform.
• Fixed tab focus for modal dialogs.
• Fixed favorites file dialog staying open.
• Favorites file dialog is not shown if it contains only the current entry.
• Fixed texture packing when max size== image size, padding > 0, and edge padding == 0

11 Apr 2018

• AVI export now includes audio.
• Updated Italian translations.
• Fixed slot select box in existing slot dialog.
• Fixed distance required to start dragging vertices when zoomed in.
• Fixed a hang and some bugs when a mesh, clipping attachment, etc has zero scale.
• Slot Color view no longer shows color chooser when no slots are selected.
• Fixed being able to change 2-bone IK to have a bone with disable inherit rotation or scale.
• Fixed crash when using clipping with many thousands of vertices.
• Key Color hotkey works when a bone is selected, if the bone has a single slot.
• Key Color hotkey works on multiple slots (and bones with one slot).
• New -> Bone now creates at the new bone at the parent bone's tip (convenient for creating an IK target).
• The stepped transition from the setup pose to the first key is indicated with a dashed line.
• Increased decimal places on main toolbar for translation values >= 10 and < 1000.
• Dopesheet row sorting keeps slot color, attach, and deform timelines together.
• When a project has multiple skeletons, after deselection the dopesheet shows keys for all skeletons instead of none.
• When texture packing using combineSubdirectories, any subdirectory containing a pack.json file will not be combined.
• Fixed export JSON "class" field.

15 Mar 2018

• Export mesh with linked meshes even if Export is unchecked.
• Fixed load/save dialog titles on texture packer settings dialog.
• Always change the skeleton name when choosing a JSON file for Data Import.
• Allow specifying a folder of JSON or binary files for Data Import.
• Remember last settings for Data Import.
• On Windows, open Data Import when dropping a folder containing JSON or binary files on the Spine window.
• Improved Edit Mesh triangle line rendering and colors/dimming.
• Added a Viewport pixel grid scaling setting for pixel art skeletons.

4 Mar 2018

• When hiding a bone, the bone's keys are hidden in the dopesheet when otherwise all keys would be shown.
• Fixed crash when creating new path if clicking twice in the same position.
• Edit Mesh hotkey now changes a region attachment into a mesh.
• Added a tree indentation setting and increased default.

4 Feb 2018

• New Animation hotkey fixed.
• Fixed crash setting up views for the first time.

3 Feb 2018

• Fixed out of memory error when exporting.

3 Feb 2018

• Updated German translations.
• Added out of memory dialog during export.
• Fixes from 3.6.52.

26 Jan 2018

• Fixes from 3.6.51.
• Fixed slots not having tint black after data import.
• Added dashed lines for arrows and other lines.
• Fixed alpha for motion vector colors.
• Warning when trying to move vertices outside the hull when Deformed is checked.
• Allow bone scale setting up to 8.
• Improved zooming and panning with larger bone scales.

24 Nov 2017

• Added motion vector options to Ghosting view.
• Fixed crash converting recent files from prefs.json to recent.json.
• Fixed crash saving texture packer settings.
• Fixes from 3.6.48.
• Disallow .png as a texture atlas file extension.

2 Nov 2017

• Normalize waveform in Audio view to take up full height.
• Prettier Audio view waveforms.
• Fixed playback speed when no audio is playing.
• New Preview additive and remove icons.
• Fixes from 3.6.47.
• Added Resample setting to texture packer scales.

28 Oct 2017

• Fixed image and audio file watching.
• Fixed animate mode tooltip always showing at startup.
• Added icon overlays for mesh attachments, region attachments, image files, audio events, and audio files when the image or audio file is missing.
• Added visibility dot to events to disable playing audio and showing the event name in the viewport.
• Fixed transform constraint match shear offset.
• Fixed transform constraint match when local is checked.
• Added Audio view to show audio waveforms.
• Fixed timeline frame number color when setting loop.
• Cleaner shutdown of audio system.
• Fixed exporting skeletons with names that are invalid for the file system.
• Allow dragging audio file to Events node to create a new audio event.
• Fixed undo for moving audio event keys.
• Fixed warble while dragging after moving audio event keys.
• Increased initial width of the Preview view.
• Added an "additive" mode to tracks > 0 in the Preview view for morphing and combining animations in new ways.
• Fixed headless export crash.
• Delete JSON/binary file before exporting to reflect case change in skeleton name on Windows.

20 Oct 2017

• Fixes from 3.6.46.

5 Oct 2017

• Fixes from 3.6.42.

22 Sep 2017

• Fixes from 3.6.41.
• Moved recent files and view layouts out of the preferences JSON to separate files.

6 Sep 2017

• Merged fixes and improvements from 3.6.

27 Jun 2017

• Fixed message about audio files not being loaded.
• Fixed audio warbling when scrubbing, especially for small files.
• Fixed decoding some OGG audio files.

27 Jun 2017

• Added audio support.
• Fixed keys disappearing at the left edge of the dopesheet when the timeline is zoomed out.