Unreleased

• New, much more powerful image and video export with preview and cropping for cutscenes and cartooning.
• Advanced, high quality GIF export settings.
• Added a Stretch checkbox to IK constraints.
• Create tool is no longer limited to selecting only one bone.
• 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).

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.

27 Jun 2018

• Important stability fixes for the dopesheet, mesh editing, and other areas.
• Better error messages when a project file can't be loaded from the CLI.

3 Feb 2018

• Fixed Weights view Direct mode controls just after Spine is started.
• Fixed a key's curve being set to linear after moving keys twice with Offset enabled.
• Fixed path handles not mirroring correctly.
• Fixed issues with input events on OS X.

26 Jan 2018

• Fixed transparency in the editor when using tint black.
• Fixed new bones with length > 0 having a non-bone icon.
• After binding bones, fixed Auto weights only considering the one selected bone. It still uses the selected bones when Auto is clicked.
• Auto weights with selected vertices or bones shows a toast as a warning.
• Unknown hotkeys (often from newer versions of Spine) show a toast instead of a dialog.

1 Jan 2018

• Fixed crash creating a new path.

29 Dec 2017

• Fixed image export sometimes being 1 pixel too large.
• Blinking text cursors.
• Changed back to always showing pies for unselected vertices.
• Paths that are not closed show straight lines for before and after the path when selected.
• When specifying a .pack.json file for texture packing at the command line, the .pack.json extension is stripped when the file name is used for the texture atlas name.
• Fixed texture packer JSON writing a name attribute, which caused the JSON to fail to load when used as pack.json in image folders.

24 Nov 2017

• Fixed crash in edit mesh mode while dragging from hull vertices with Create tool.
• Fixed visibility dots changing when dragging items in the tree.
• Fixed not being able to drag an image file to a slot if tree filters are hiding bones.
• Fixed clipped image and video export bounds.

2 Nov 2017

• Fixed crash creating a skin placeholder on a bone.
• Fixed warning on Windows when exporting a skeleton with images in subfolders.
• Fixed deleting existing texture atlas files in scale subfolders.

20 Oct 2017

• Prevent invalid project files from being included as recent files.
• Delete bones with invalid skeleton on project load.
• When moving bones, slots, and attachments across skeletons, crash immediately if the move was incorrect to allow finding the reproduction steps for the bug.
• Fixed crash moving bones, slots, and linked meshes across skeletons in some cases.
• Fixed wrapping for next/previous frame hotkeys (R and F).
• Fixed next/previous key hotkeys (Q and E) not updating transform key buttons.
• Fixed warning on Windows that an image cannot be found when it doesn't have a lowercase file extension.
• Fixed warning that images were already packed when using scales and packing multiple times to same directory.
• Creating a new constraint now suggests a name, using the target.
• Less mesh UI clutter when adjusting weights, especially with pies disabled.
• Update Bindings now works with multiple meshes selected.
• Fixed linked mesh in skin placeholder being moved to a different slot without also moving the source mesh.
• Fixed bugs with moving a skin placeholder with a linked mesh to a different skeleton.
• Fixed bugs where after deleting a skin, the skin remained active.
• Fixed mouse events at the very top of the window from being accepted by tools.
• Fixed pasting deform keys to an attachment under a different bone.

15 Oct 2017

• Fixed crash clicking Update Bindings without a weighted mesh selected.
• Fixed Weights view not having a weight painting tool selected by default.
• Improved keeping the mesh position when removing deformation for: Reset in the tree properties in setup mode, Reset, Generate, and New in edit mesh mode, and when converting a mesh to a region.
• Fixed some actions being combined into the same undo step.
• Auto key works for mesh reset.

13 Oct 2017

• Fixed undo state showing as edited when a project is loaded.
• Fixed parsing JSON which uses \r (CR) for EOL.
• Fixed the images path from being set to the Spine installation folder when saving a project for the first time or with Save As.
• Fixed crash opening some very old projects.
• Fixed problem which hid actual crash cause.
• Direct is now the default tool on the Weights view.
• Adjusting bones in setup mode no longer adjusts the bind pose, preventing mesh corruption.
• Added an Update Bindings button on the Weights view to store the correct mesh vertices as the mesh's bind pose.

5 Oct 2017

• Fixed color dialog RGB values changing when losing focus.
• Fixed crash using zoom to fit or zoom to 100% when no skin is visible.
• Fixed crash importing some data files or opening some projects.
• Fixed vertex count on edit dialog when creating a new clipping attachment.
• Fixed transform tools when the bone closest to the root is fully controlled by a constraint.
• Fixed hotkeys.txt being kept open while Spine is running.
• Show icon at drag position for direct weight tool.

25 Sep 2017

• Fixed opening some extremely old projects.
• Changed how zoom to fit works when bones/images/other are hidden.
• Fixed zero scale on bones causing the Spine camera to fail.
• Fixed texture packer dialog not showing last output folder.
• Added Tree Up alt + up, Tree Down alt + down, Collapse alt + left, Expand alt + right.
• Fixed color keys with FF alpha changing to FE after project reload.
• Fixed Animations view not selecting the skeleton to match the viewport selection.
• Fixed tab traversal on some dialogs.
• Fixed undo not recording a state in rare cases.
• Fixed typing numbers on color dialog being entered backward.
• Fixed filtering artifacts on hotkey popups.

21 Sep 2017

• Prevented attachment names changing position when ctrl is pressed.
• Fixed crash selecting multiple different kinds of attachments when attachment names are enabled.
• Fixed skin visibility when duplicating a skeleton.
• Fixed skeleton tree expand state not being remembered when loading a project.
• When creating a new path and dragging the second handle, the first handle is adjusted to make for a reasonable path.
• Fixed skin alpha sorting after rename or Find and Replace.
• Fixed crash when right clicking to remove an entry from a file dialog.
• Fixed right clicking to remove an entry from a file dialog sometimes not working.
• Fixed saving a project during exit not closing Spine afterward.
• Fixed Set Parent for bones and slots not being able to choose targets in a different skeleton.
• Fixed crash using Set Parent for images (not attachments) and choosing a target in a different skeleton.
• Fixed images path when set to ".".
• Fixed image preview in the tree when the image is larger than the Spine window.
• Fixed crash when creating a bounding box or clipping attachment and New is clicked before any vertices are created.
• Fixed Import Project browse button showing favorites.
• Show launcher cancel button during update check.
• Fixed rotate and scale compensation when both Bone and Image compensation are enabled.
• Use file name for default skeleton name on Import Data dialog.
• Fixed zoom to fit after doing Import Data.
• Fixed New not clearing the vertices on the bounding box Edit dialog.
• Fixed animation names being shown in brackets during Import Project.
• Improved the resulting mesh position after using edit mesh Generate.
• Fixed selection group hotkeys not scrolling the tree to the selected nodes.
• Fixed Project Import animation when two placeholders in the same slot have attachments with the same name.
• Fixed meshes with Wireframe checked being drawn in mesh edit mode when deform is unchecked.
• Don't animate mesh rotate tool unless changing vertices.
• Fixed keeping attachment transform when moving a skin placeholder to a new bone.

6 Sep 2017

• More efficient editor rendering.
• Fixed exported data not having skeleton size in some cases.
• Improved error handling during exports.
• Export script improvements (next launcher update or at spine-scripts).
• Added AE and Inkscape export scripts to launcher download (next launcher update or at spine-scripts).
• Default bone name for new bone uses parent icon and parent name as prefix.
• On Windows, can drop a .json, .skel, .spine, or .atlas file on the Spine window.
• Hovering the visibility dot or key in the tree no longer temporarily shows the attachment.
• Use absolute path for images folder when doing Data Import into a new project.
• Fixed weights slider on the Weights view for Direct mode.

29 Jul 2017

• Fixed error opening some old projects.
• Added a new UI language: Italian
• Fixed Ghosting view alignment for non-English languages.
• Changed default prune value to 5.5.

7 Jul 2017

• Fixed clicking bone rotation checkbox when disabled in animate mode.
• Fixed button icon scaling at small and medium font sizes.
• Fixed minimum height for Timeline and Playback views.
• Added skel.bytes extension to Import Data.
• Fixed invalid project state in some cases from dragging across skeletons.
• Better error messages are logged for WAV files.
• Fixed tree not scrolling all the way down when the project has many skeletons.
• Fixed file dialogs not remembering network paths.

23 Jun 2017

• Fixed Preview crashes.
• Fixed image file used icons after dragging into viewport.
• Fixed dragging image file when toolbar is next to the tree.
• Show mouse over for region attachments in animate mode.
• Fixed crash dragging vertex in mesh edit mode.

21 Jun 2017

• Fixed texture unpacker dialog.
• Fixed crash right clicking a Preview track button before an animation is selected.
• Fixed crash moving path position in animate mode.

19 Jun 2017

• Fixed right click delete of first item on export file dialog not deleting.
• Fixed adding a new key preventing existing curves from being applied.
• Right click Preview track buttons to toggle the last played animation.

19 Jun 2017

• Better weight colors.
• Fixed Visibility hotkey for bones.
• Fixed Set Parent hotkey for path and point attachments.
• Fixed crash creating clipping attachment with Preview open.
• Fixed undo allowing a bounding box or path to have zero vertices.
• Fixed crash dragging a slot with a path to two different bones.
• Fixed point attachments not showing their name when under a skin placeholder.

17 Jun 2017

• Fixed viewport non-linear filtering.
• Launcher updated.

17 Jun 2017

• Slot color dialog and Slot Color view apply auto key has the color is changed, to better work with Preview.
• Fixed Auto weighting when a linked mesh's vertices are selected.
• Added Limit memory texture packer setting.
• Can now select any number of bones, click Bind on the Weights view, then choose a mesh, bounding box, path, or clipping attachment.
• Focusing a text field no longer prevents ctrl + ? hotkeys.
• Added a vertical line to denote the original start/end when using key Offset.
• Added Current skin scope to Find and Replace.
• Removed square brackets from bone names in bone select boxes.
• Added Cancel button to export progress dialog.
• Fixed difficulty selecting bones with a pen while holding ctrl (cmd on Mac).
• Edit button to choose new constrained bones and target for transform, path, and IK constraints.
• Show linear line on Graph.
• Added a progress bar to texture packing.

14 Jun 2017

• Fixed images showing "loading" placeholder during key Offset.
• Don't show parent bone arrows for hidden bones.
• Improved line rendering.
• Better arrow head scaling.
• Colored track button when playing an animation on that track in Preview.
• Preview tooltips.
• Fixed minimizing a view with more than one tab.

13 Jun 2017

• Optimizations for projects with many Bezier keys.
• Fixed file dialog not opening in some cases.
• Fixed Find and Replace not finding the right object types.
• Added clipping attachments to Find and Replace.
• Fixed ctrl exiting New clipping attachment mode.
• Allow resizing warning dialogs.
• Fix projects on load that have attachments in a skin that has been deleted.

12 Jun 2017

• Fixed hotkeys on OS X.

12 Jun 2017

• Fixed Show All Bones/Slots hotkey not updating the tree.
• Fixed misaligned icons on minimized view buttons.
• ctrl + alt + click removes a vertex from soft selection.
• ctrl + alt + drag removes vertices from soft selection with box selection.
• Added Hull vertices checkbox to Mesh Tools view.
• Added First option to the Find and Replace dialog.
• Fixed slot blend mode being changed when multiple slots are selected.
• Loop, mix, and alpha are stored per Preview track.
• Fixed crash when adding a key to new animation with Preview open.

12 Jun 2017

• Fixed crash opening file dialog.
• Fixed missing and loading placeholder images not using the right texture filtering.
• Fixed maximize/fullscreen size when using multiple monitors.
• New hotkey Show All Bones/Slots, defaults to ctrl + H (cmd + H on Mac).
• Fixed crash deleting slots/bones/etc with Preview open.
• Warning if exporting JSON/binary and creating an atlas under a skeleton image folder.
• Warning on export that attachment image file is missing if it has different case on Windows.
• Fixed Preview crossfading on track 0 when the second animation doesn't key a value on frame 0.

11 Jun 2017

• Import Project file dialog shows recently opened project files.
• Separate favorite and browse dialog buttons.
• Fixed Wacom modifier key events.
• Optimizations for projects with many attachments (75,000+).
• Fixed Create tool being unable to drag the new bone the first time.
• Fixed selection groups containing a slot from selecting the parent bone in the tree.
• Added -m / --clean CLI option to perform animation clean up (requires 3.6.25+ launcher).
• Fixed OS file dialog not showing in correct directory.
• Fixed project undo state after deleting entry from file dialog.
• Fixed dragging a bone and descendants to another skeleton.
• Fixed crash editing a mesh while using Preview.
• Fixed key Adjust so it still works when Auto Key is off.
• Fixed Preview not seeing a longer or shorter animation.
• Fixed directory appearing in files list on file dialog.
• File dialog no longer shows entries when the root of a path (usually the drive) does not exists, even when a path isn't required to exist.
• Export dialog shows file extension that will be added when one is not specified.
• FPS now shows "--" until the FPS is ready.
• Added button in dopesheet to show/hide Graph view. If Graph is a tab, the active tab is toggled instead of hiding the view.
• Key Offset when the first and last keys are not the same value is disallowed.
• Fixed events being triggered incorrectly when loop start/end was used.
• Fixed curves when using Key Offset.
• Fixed orange frame number in timeline when dragging < frame 0.

5 Jun 2017

• When a new animation is chosen in the Preview view, immediately load images for attachments shown in the animation.
• Press spacebar or alt+B on any file dialog to browse.
• Fixed ghosting affecting Preview view skeleton color.
• Added Next Skin and Previous Skin hotkeys (default: , and . keys).
• Improved Next Animation and Previous Animation hotkeys for projects with multiple skeletons.
• Fixed Preview and Animation views' skeleton select box.
• Fixed Preview collapse button.

3 Jun 2017

• Fixed dopesheet vertical scrollbar width.
• Preview view improvements and bug fixes.

1 Jun 2017

• Added Preview view for playing back animations with mixing inside Spine, similar to Skeleton Viewer.
• Fixed dragging image files to a slot.
• Fixed path constraint position when dragging handle along the path.
• New hotkey, Main Menu: alt+F. Can be followed by a letter, O for Open Project, S for Save Project, etc.
• Linked mesh properties now show source mesh skin, if any, and clicking the source mesh makes the skin active so the source mesh can be selected.
• Restrict Timeline view height so it doesn't look broken.

29 May 2017

• Fixed attachments abandoned in old skin when a bone is moved to a different skeleton.
• Allow pasting a file as a path into text boxes.
• Pasting a file to a file dialog will choose that file.
• Right click to remove a path from a file dialog.
• Fixed file dialog when UI animations are disabled.
• Fixed bone selection after dragging a bone to a different skeleton.

28 May 2017

• Fixed images not loading for attachments shown mid animation.
• Fixed crashes creating new attachments.
• Fixed attachment not showing when creating a new slot + attachment at the same time.

28 May 2017

• Bones, slots, and attachments can be dragged to a different skeleton.
• Duplicate now prompts to also duplicate keys for bones, slots, attachments, and events.
• Fixed polygon compensation when moving a bone that is a child of a bone that is constrained.
• Favorite projects are no longer listed first on Recent Projects menu.
• Fixed graph line size.
• Pressing enter on a file dialog chooses the most recent. If filter text is entered, it chooses the first entry.
• Fixed losing attachment visibility when undoing moving an attachment to a different slot.
• Fixed Link sliders for transform constraint being disabled in animate mode.
• Added hotkeys Auto Scroll (equivalent to tree button) and Scroll To Selected (for when auto scroll is off).
• Fixed vertices not being updated in edit mode if the attachment isn't visible.
• Fixed some problems with undoing changes to keys.
• Fixed changing key curve type in graph not having an affect.
• Changing beta setting prompts restart.
• Allow dragging multiple attachments with different types at the same time.
• Fixed duplicating a bone or slot that has linked meshes.
• Attachments automatically renamed by moving linked meshes to another slot now have their path set so the image can still be found.
• Fixed dragging linked mesh on to source mesh when source mesh is under a skin placeholder.
• Fixed draw order not showing correctly in the tree.
• More detailed log messages when projects load with warnings.
• Pressing ctrl (cmd on Mac) over UI widgets no longer triggers a mouse over in the viewport.
• Fixed crash showing main menu regarding the recent projects submenu.
• Fixed Save As not working the first time.
• Fixed loading color keys in very old projects.
• Fixed crash using undo when hovering tree node.

13 May 2017

• Fixed keying issues.

12 May 2017

• Huge performance improvements for projects with many attachments.
• Loading dialog when opening project via Recent Projects menu.
• Fixed crash keying an event.
• Fixed not being able to selected vertices in mesh edit mode after the Spine window forcibly loses focus.
• Draw deformed boundary lines for multiple vertices in mesh edit mode.
• Improved deformed mesh edit mode when dragging multiple vertices and hitting the boundary lines.
• Animated returning mesh vertex rotate tool icon to 0 degrees.
• Fixed scale tool icon not changing size for mesh vertices.
• Fixed selecting a second mesh when box selecting vertices.
• Fixed Hide Selection hotkey to hide vertices during manipulation.
• Fixed crash during project Save As.
• Fixed rendering while project loads after choosing a file from the file dialog when Spine is maximized or fullscreen.
• Fixed default interface scale on high DPI (2x+) displays.

22 Apr 2017

• Added loop selection: hold shift when clicking an edge.
• Tree highlighting for linked meshes.
• Faster AVI RAW and MOV RAW video export.
• Improved open dialog paths.
• Remember selected bones in Weights view.
• 4K support for Skeleton Viewer.
• Convert paths stored in project file to the new open dialog.
• Wider dialog text boxes.
• Icon for main menu recent projects list.
• Increased item spacing for main menu and select boxes.
• Rounded edges and blue down state for select box selection.
• Fixed clipping ghosts when ghosting only selected attachments.
• Metrics view shows clipping metrics.
• Fixed color keys when opening projects from before 3.6.

19 Apr 2017

• Added weight painting.
• Significant performance improvements, especially with mesh manipulation and undo/redo.
• Fixed video with alpha export, supported codecs are AVI RAW, MOV RAW, MOV PNG, and MOV Animation.
• Fixed slot color with zero alpha affecting clipping.
• Don't fill background when clipping is selected and Others are hidden.
• Icon for clipping end slot Set button.
• When creating a slot for clipping, put it at the bottom of the draw order.
• Clipping end slot defaults to same clipping attachment's slot (which clips until end of draw order).
• Colored background in draw order to denote clipping.
• New file choosing dialogs and smart logic.
• Save Project As updates the skeleton image paths relative to the new project file location.
• Added Wireframe checkbox to meshes to always show the vertices and edges.
• Prevent flashing of Pies checkbox and bone dimming when dragging with Weights tool.
• Selected checkbox on Weights view is now useful even when no vertices are selected.
• Selected checkbox only shows pies for selected bones and vertices.
• Added "select vertices" button to bones list on Weights view.
• Faster auto weight calculation.
• Preserve background color alpha when choosing image export formats.

8 Apr 2017

• Fixed tree filter for attachments.
• Fixed clicking slot label when bones are hidden in tree.
• Fixed clipping end slot.

8 Apr 2017

• Added clipping attachments for polygonal clipping areas.
• Fixed tint black checkbox when multiple slots are selected.
• Fixed tint black when duplicating a slot.
• Update path constraint properties after dragging path position in viewport.
• Fixed confusing UI state when playing an animation with no keys or all keys on frame zero.
• Added separator between skeletons in the tree.
• Fixed default UI scale for 4K (2x scale).
• Fixed scrolling to selected tree node in some situations.
• Allow selecting region attachments in the tree in animate mode by clicking them in the viewport.
• Fixed ghosting Images setting.
• Fixed tint black with ghosting.
• Remember tint black setting when disabling tint black.
• Fixed ghosting showing attachments hidden in setup pose.
• Fixed texture unpacker dialog size.
• Fixed dopesheet losing selection when the active tool is changed.
• Fixed undo for changing attachment colors.
• Fixed auto weight crash for Mac and Linux.

26 Mar 2017

• Fixed images not being packed during data export if their name or path has a file extension.
• Fixed Import Project, Animation when the source project has a region and the importing project has mesh deform keys.
• Fixed crash when editing bounding boxes in animate mode.

21 Mar 2017

• More audio playback improvements. New play.jar uploaded.
• Much higher quality font rendering when using Interface scale.
• Added Interface linear filtering setting to disable linear filtering when using interface scale.
• Better initial settings for 4K displays.
• Texture packer whitespace stripping now leaves 1px of whitespace on image edges that were stripped when duplicate padding is used.
• Added back Reuse instance setting for Windows and Linux.
• Hid Keyboard type for Windows and Linux.
• Disabled changing the Spine version in the trial.
• Fixed manipulating bones in setup mode for linked, weighted meshes.

16 Mar 2017

• Improved Scale tool when dragging to adjust both axes and one is negative.
• Fixed non-shadowed bitmap font render position.
• Added Spine version to export dialog.
• Duplicating a slot now changes viewport selection to new attachment.
• Audio server improvements, loop audio when looping animation.

6 Mar 2017

• Don't draw paths in outline view.
• Updated fonts in launcher.
• Added language: Traditional Chinese. Requires new launcher.
• Fixed being able to undo changing the background color in the Settings dialog.

28 Feb 2017

• Numerous fixes from 3.5.4X.

23 Feb 2017

• Added point type to Find and Replace.
• Turkish translations updated.
• Fixed Auto mesh weighting for a coarse mesh with very small bones.
• Don't write bone rotations outside the -180 to 180 range in export data.
• Thicker graph lines.
• Fixes from 3.5 releases.
• Better Bone -> New constraint UI.
• Auto weights now only modifies weights of selected bones and vertices. Select none for all.

21 Dec 2016

• Added local and relative options to transform constraints.
• Added Turkish language translations.

12 Dec 2016

• Graph view now hides text on buttons and labels when resized smaller to reduce its minimum width.
• Holding shift when creating a new bone via hotkey or the tree creates the new bone as a sibling of the selected bone.
• Removed ability to create a Skeleton Attachment, which is a WIP and not yet ready.

10 Dec 2016

• Fixed tree selection order when shift clicked from bottom to top.
• Fixed image compensation for child meshes.

7 Dec 2016

• Fixed New select box being disabled when selecting multiple bones.
• Mouse over glow for weight pies.
• Changed how meshes, paths, and bounding boxes are adjusted and how image compensation is applied to them.
• Fixed shear compensation for meshes.
• Removed shear compensation for bones, as it didn't work right and doesn't make sense.
• Fixed mouse cursor on text fields in dialogs.

6 Dec 2016

• Added bone Split button.
• Better tree node expansion when doing box select.
• Fixed selected tree node being scrolled under the tree properties.
• Added Select checkbox to bones.
• Fixed exporting attachments with file extension in their names.
• Hiding a bone in the tree no longer hides dopesheet rows.
• The events node and individual events in the tree no longer hide dopesheet rows.
• Hiding events using the dopesheet filter now also hides the events in the viewport, above the skeleton.
• Added texture unpacking to CLI.
• Export warnings when a slot is hidden.
• Export warnings when a project contains a mesh and Create atlas is checked.
• Better warning messages for multi-skeleton projects.

2 Dec 2016

• Added Tint black for slots. Requires special runtime support.
• Added point attachments.
• When setting a key, use the constrained local transform if the property being keyed is controlled 100% by a constraint.
• Tooltips move with the mouse and are shown above the mouse so they can be more easily read.
• Buttons on right edge of tree show a tooltip with the name of the constraint.
• Items related to the selected item in the tree are highlighted.
• Related items are highlighted when buttons on right edge of tree are hovered.
• Show tooltip animation duration reduced (hover time unchanged).
• Draw arrows between bones when hovering buttons on right edge of tree.
• Improved arrow rendering.
• High quality antialiased line rendering, even without MSAA.
• Mouse over with Create tool shows only arrows up hierarchy to the root bone.

6 Mar 2017

• Fixed crash selecting vertices immediately after using mesh Reset.

6 Mar 2017

• Fixed loading certain very old projects.
• Fixed pasting a color key to a different slot.
• Pasting bone, slot, and constraint keys uses selection to find an appropriate paste target (eg pasting bone keys with an attachment selected pastes to the attachment's bone).

28 Feb 2017

• Fixed bug when pasting keys from multiple bones.

27 Feb 2017

• If a scrollable area (dopesheet, tree, etc) isn't scrolling vertically, the mouse wheel no longer scrolls the viewport.
• Possible fix for spurious keys being create when Auto Key is enabled and the timeline is scrubbed.
• L (key active tool) and ctrl+L (key selection) will key the mesh deform of the selected mesh(es).
• Added Key Attachment hotkey.
• Fixed being able to drag an attachment to another skeleton.
• Fixed opening projects where an attachment is from another skeleton.
• Fixed crash pasting keys to a different skeleton.
• Fixed copying IK keys to a bone without an IK constraint.
• The Animations view no longer selects the animation in the tree, unless the selected animation is clicked a second time.

26 Feb 2017

• Fixed importing IK, transform, and path constraint keys with a Bezier curve.
• Fixed project integrity when moving an attachment to a different slot.
• Fixed attachment visibility when undoing delete attachment.
• On Linux, fixed window losing maximized state when regaining focus.
• Fixed crash mousing over empty skin placeholder in some scenarios.
• Fixed crash when duplicating a path is some scenarios.
• On Windows, fixed hang after fallback file dialog loses focus.

22 Dec 2016

• Fixed keys sometimes not being shown when the dopesheet filter is active.

22 Dec 2016

• Fixed keys sometimes not being shown when the dopesheet filter is active.

21 Dec 2016

• Fixed the fullscreen Spine window staying on top after the window loses focus.

17 Dec 2016

• Fixed disabling inherit rotation, scale, or reflection being reset when a project is opened.
• Fixed animation sort order after rename.
• Fixed slow down when Spine is left open for a long time.

7 Dec 2016

• Fixed data import for paths and bounding boxes.

6 Dec 2016

• Fixed crash from dopesheet showing a bone whose deform timelines are hidden because the meshes are in a skin.

2 Dec 2016

• Fixed mouse cursor getting stuck when closing color dialog.
• Increased number slider text field width.
• Improved bone compensation when a child bone is constrained.
• Updated Clean Up to leave one key if needed so the animation duration doesn't change.
• Fixed regions from being selected in animate mode.

30 Nov 2016

• Better Clean Up for draw order and attachment keys.

30 Nov 2016

• Default color dialog to hue.
• Fixed color dialog hue mode from changing color slightly due rounding.
• Allow color dialog to be resized.
• Added mouse cursors for dialog resizing.
• Added animation Clean Up to remove unnecessary timelines.
• Fixed Export checkbox.

30 Nov 2016

• Fixed image preview not hiding.

29 Nov 2016

• Hid Constraints node in the tree for Essential users.
• Added tooltips to tree annotation buttons.
• Added Slot Color View hotkey.
• New tree node order.
• Highlight slot/draw order slot when other is selected and mouse is not over tree. Will do better highlighting later.
• Fixed path constraint modes when duplicating skeleton.
• More decimal places for path percent sliders.
• Fixed hang when scaling paths to zero in some cases.

29 Nov 2016

• Fixed attachments not being exported.

29 Nov 2016

• Fixed attachment visibility when going from mesh to region or region to mesh.
• Background checkbox has become separate Select and Export checkboxes.
• Allowed selection of hidden bones using the tree.
• When hovering a 2 bone IK constraint, draw IK arrows to the target bone.
• Transform constraints default to 0% mixes and sliders unlinked.
• Hide Images tree node in animate mode.

28 Nov 2016

• Fixed choosing keyboard layout.
• Added Dvorak and Russian keyboard layouts.
• Fixed crashes where a project kept references to deleted attachments.
• Fixed bug when pressing ctrl while dragging with the Create tool.

26 Nov 2016

• Improved overall performance for projects with many images and attachments.
• FPS display in title bar is only shown during playback and when enough samples have been collected to provide an accurate frame rate.
• Image scanning limit changed from 10,000 to 2,000 to avoid a huge load when opening projects with many skeletons.

26 Nov 2016

• Many improvements to UI graphics, new buttons, dialogs, etc.
• Zoom to fit considers bounds and paths.
• Zoom to fit doesn't consider bones or attachments if they are hidden via Options group.
• Added checkbox to export Others (paths and bounding boxes) for image and video export.

23 Nov 2016

• Reverted UI changes that are not quite ready.

23 Nov 2016

• Fixed opening a project containing a non-constant speed path in some cases.
• Fixed SRTH text field alignment with small font.

21 Nov 2016

• Fixed crashes with skin placeholders.
• Fixed images showing red/unused icon after being modified and reloaded.
• Fixed mesh deforms only being displayed during playback.
• Fixed crash deleting a skin.
• Fixed duplicate skeleton and duplicate slot not preserving attachment visibility.
• Fixed crash after removing bound bones to a weighted, linked mesh.
• Fixed file watching on OS X.

20 Nov 2016

• Big performance improvements for projects having tens of thousands of attachments.
• Fixed crash switching to animate mode for some projects.

18 Nov 2016

• Disabled keying when playing backward.
• Fixed deforming meshes in animate mode when the mesh is in a skin.
• Left column in dopesheet no longer shrinks in size except for when locked or refreshed.

18 Nov 2016

• Fixed rare crash opening a file dialog.
• Fixed rare crash when a dopesheet group is changed.
• Fixed elusive crash switching to Weights tool after deleting vertices.
• Fixed rare auto key crash.
• Fixed rare crash dragging bones in Weights view.
• Fixed rare crash using Pose tool.
• Fixed background attachments being exported.
• Fixed translation compensation.
• Prevent left column of dopesheet from changing size while scrubbing the timeline.
• Mouse hover preview over meshes in the tree now uses the setup pose vertices.
• Fixed rare crash when pasting.
• Fixed crash hovering meshes and paths in tree.
• Don't show image or attachment preview during playback when hovering in the tree.

17 Nov 2016

• Adjusted default location when choosing a file of folder.
• Fixed empty skin placeholder interfering with visibility of other attachments in its slot.

17 Nov 2016

• Fixed dopesheet keys not appearing when the dopesheet has been scrolled horizontally.

17 Nov 2016

• Fixed dopesheet keys not appearing.
• Fixed hidden skin placeholders from being shown when switching skins.

16 Nov 2016

• Fixed mesh deforms in animate mode when a mesh has weights.
• When a .json extension is not specified on the save export or packer settings dialogs, .export.json or .pack.json is appended to differentiate the type of settings.
• The packer settings dialog now has a Load button.
• The export dialog Load button accepts packer settings JSON.
• The packer dialog Load button accepts export settings JSON (applying only the packer settings).

16 Nov 2016

• Fixed skin placeholders being hidden when a skin is made visible which has no attachment for the placeholder.

16 Nov 2016

• Fixed auto key setting a deform key when an attachment visibility key is set.
• Fixed texture packing not writing a PNG.

15 Nov 2016

• Fixed crash with undo after deleting a skeleton.
• Badges for EDU and ENT (requires launcher update).
• Fixed crash when loading invalid export settings.
• Fixed crash using Next Animation hotkey with no currently selected animation.
• Fixed rare crash clicking bone with Weights tool.

13 Nov 2016

• Fixed clicking Auto weights when button is disabled.
• ctrl+A hotkey for lists that support multiple selection (Weight view bones, filters, etc).
• Added dashed line to bone New select box.
• Added Load button to Export dialog.
• Disabled arrow keys to "nudge" during playback.
• A mesh with Background checked is now exported if keyed in a deform timeline.
• A warning is shown if an attachment with Background checked is exported because it is keyed.
• Prevent left column of dopesheet from resizing during playback or while scrubbing the timeline due to attachment visibility changes for the selected attachment.
• Fixed skeleton setup pose size being exported as 0x0.
• Fixed selecting both parent and child bones.
• Fixed crash dealing with selection and skin placeholders.
• Fixed crash clicking New tool in Edit Mesh mode for some meshes.
• Fixed copy and paste of multiple attachment keys when a slot is selected.

12 Nov 2016

• Huge performance improvements during playback.
• Reduced memory usage and eliminated GC stuttering.
• Much faster opening large projects, especially with many attachments (thousands).
• Fixed crash loading extremely large projects.
• Fixed crash editing graph presets.
• Fixed undo when editing graph presets.
• Fixed crash during pasting from outside of Spine in some cases.
• Fixed mouse cursor position on OS X.
• Disabled keying during playback.
• Fixed crash duplicating a skeleton that has a linked mesh where the source mesh is in a skin.
• Disabled tree attachment hovering during playback.

10 Nov 2016

• Fixed filsystem watching on OS X.
• Fixed filters for file choosing dialogs.
• More bone icons.
• Fixed crash with mesh attachment visibility keys.
• Right click on bone entries in the dopesheet to toggle expand/collapse (like in the tree).
• Don't show orange "0" in timeline when creating a box selection.

10 Nov 2016

• Fixed exporting.

10 Nov 2016

• More bone icons.
• Changing text in the string field for an event with auto key on sets a key immediately, without requiring enter to be pressed.
• Added Name checkbox for bones to always show their name.
• Fixed crash dragging a bone from the tree over the Weights view.
• Potential fix for incorrect mouse cursor location on Mac.

9 Nov 2016

• Allow scrolling to zoom while panning.
• Fixed crash keying events.

9 Nov 2016

• Fixed crash relating to slots.
• Fixed crash changing to animate mode after selecting an image file.

9 Nov 2016

• Added Texture Unpacker menu item, for taking an atlas and splitting it into individual image files.
• More bone icons.
• Path constraint offset rotation now reflects if the path's bone is reflected.
• Transform constraint offset rotation and shearY now reflects if the path's bone is reflected.
• Increased width of path text boxes on texture packer dialog.
• Fixed Data Import for paths.
• Fixed duplicating bones that have meshes.
• Fixed default paths on dialogs based on previously used paths across all projects.
• Adjusted bone icon sizes.
• Selecting a bone that is the target of an IK constraint now shows the bone in the tree, not the IK constraint.

6 Nov 2016

• Much better performance overall, but especially with many (hundreds to 1000+) bones and slots.
• Disabled dragging up/down in SRTH text boxes while playback is active.
• Dragging up/down or mouse scroll over numeric text fields no longer creates many undo states.
• Reversed scroll direction over numeric text fields.
• Increased numeric text field scroll amount.
• Disallow changing bone icon in animate mode.
• Don't bother calculating weights when only one bone is bound.
• Fixed Shear tool rotating the wrong way when a parent bone is scaled negatively.
• Fixed orange frame count position in timeline when moving keys with box selection.
• Less annoying easing for select boxes and the main menu.
• Fixed restoring tree node expand state when a project with multiple skeletons is opened.
• Reduced tap square size and time between clicks for double clicking timeline to play/pause.
• Fixed draw order reset so a key is set when auto key is enabled.
• Fixed draw order up/down tree icons to show direction from previous draw order, not from setup pose.
• Zero length bones are always drawn on top of bones with a length.
• Start speed for automatic scrolling when dragging is increased.
• Added automatic scrolling to Weights view bone list.

4 Nov 2016

• Fixed projects which contained bones in the dopesheet which had been previously deleted.
• Fixed FPS text field on export dialog being too narrow with larger fonts.
• Fixed Background checkbox on export dialog from shifting position.
• Fixed scroll wheel over SRTH text fields from setting keys during playback.
• Hovering bones in the tree highlights them in the viewport.
• Added choice of bone icons for zero length bones.
• Fixed crash importing JSON or binary data.

3 Nov 2016

• Generate grid vertices always orients triangles the same direction.
• Max mesh vertex count changed to 3000.
• Improved performance when manipulating large meshes.
• Fixed attachment compensation when a slot has a mesh and more than one attachment.
• During playback or timeline scrubbing, attachment visibility changes no longer lose the viewport selection. If a new attachment in the same slot is visible, it is selected.

2 Nov 2016

• Prompt that weights are being deleted for mesh, path, and bounding box New buttons and mesh Reset button.
• Hide vertices when choosing bones to bind.
• Limited meshes, paths, and bounding boxes to 5000 vertices.
• Reduced distance for snapping to mesh edges when zoomed in.
• Reduced height of blank lines on dialogs.
• Fixed crash clicking Remove twice in Weights view.
• Bind bone no longer uses attachments for choosing bones.
• Fixed bone weight pies showing the wrong value in some cases.
• When generating a grid (using Generate when there are edges at all 4 maximums) a different number of rows and columns are used to appropriately fill the mesh.
• Generate no longer moves existing points, as it is most useful to fill in mesh after placing points in the important areas.

2 Nov 2016

• Double click timeline to play/pause at that position.
• Fixed exported values in JSON being off by 0.0001.
• Fixed rounded corners on SRTH buttons.
• Fixed entering weights numerically.
• Fixed "Weights could not be computed" error when using auto weighting.
• Auto weights has even better quality.
• Generate mesh vertices is much faster and with better quality (click multiple times).
• Fixed weights view not showing asterisk when bone weights for selected vertices differ.
• Faster exporting.
• Pose tool no longer shows IK target icon when translating.

14 Oct 2016

• Fixed export file paths not being remembered when the output file doesn't yet exist.
• Fixed changes to files with the same name as an image file but a different extension from causing the image file to not load.
• Fixed local scale when bone has inherit rotation disabled.
• Added separator under Current tool dopesheet filter.
• Fixed rotate, scale, and shear tools going the wrong direction when the bone has inherit rotation disabled and a parent has reflection.

14 Oct 2016

• Fixed rotating bones when "disable inherit rotation" is used with negative scale. Now a bone which doesn't inherit rotation also does not inherit reflection. Projects that relied on the old behavior may require minor fix up.
• Fixed freeze on Windows when switching to Spine using alt+tab+click.
• Fixed large values being capped in JSON exports.
• Faster and more reliable filesystem watching for image file modifications.
• Checkbox on Images tree node to remove limits on image file scanning.
• Better colors on bone, slot, and other icons in the tree.
• Timeline now indicates ghosting frames.
• Dragging an image from the Images tree node into the viewport now creates the slot and region attachment on the selected bone.
• Fixed tools being unable to select bones after double clicking a bone.
• Fixed box select while a mesh, path, or bounding box is selected from selecting other attachments when any vertices are selected.
• Fixed deleting a skin placeholder which has attachment in multiple skins. Previously the attachments remained hidden in the project until the next time the project was opened.
• Fixed project shown as having changes that need to be saved after using Save Project As.
• Fixed Prune saying X weights were removed when they were not.
• Pruning weights remembers the last value used.
• Added Current tool dopesheet filter.
• Fixed rotate, scale, and shear tools going the wrong direction when a parent has reflection.

23 Sep 2016

• Better kerning for all the Unicode fonts.
• Fixed crash when mousing over empty skin placeholders in tree.

16 Sep 2016

• Constraint order can be specified by dragging constraints in the tree. This enables all kinds of fancy rigging!
• The frame rate can now be specified in the Playback view. This affects the animation speed for the whole project, both in the editor and at runtime.
• Fixed rotating bones when "disable inherit scale" is used with negative scale. Now a bone which doesn't inherit scale my still rotate as a result of a parent being scaled. Projects that relied on the old behavior may require minor fix up.
• Added "disable reflection" option when "disable inherit scale" is activated.
• Allow transform constraint rotate, translate, scale, and shear mixes to be < 0% or > 100%.
• Spine launcher 3.4.03 has been released which can resume downloading updates if the connection is lost. This may help those behind the great firewall of China.
• Spine installer downloads can now be resumed. This is also helpful from China.
• Fixed path constraint slot attachment label showing "..." when timeline position changed.
• Fixed Match button on Graph view not showing toggle state.
• Hide tree properties during drag and drop.
• Fixed attachments not being shown when hovering over a skin placeholder in the tree.
• After clicking to hide an attachment, hovering that attachment in the tree does not show the attachment in the viewport until a different tree node has been hovered.
• Added event messages to Skeleton Viewer.
• Improved AnimationState in various ways.
• Disabled bone and attachment compensation when a project is opened or a new project is created to reduce confusion.
• Fixed slider clamping.
• When deleting a skin placeholder, the Keep current attachment checkbox changes any attachment keys showing the skin placeholder to show the attachment that was kept.
• Better preservation of tree node expanded state when changing filters.
• Tree node expanded state is restored when a project is closed and reopened.
• Disable Bend checkbox for 1 bone IK.
• If an attachment under a skin placeholder is selected, after changing skins select the attachment for that placeholder in the new skin.
• Clicking path in path constraint selects the path in the viewport.
• Ghosting when not looping continues slightly after the last frame.
• Fixed path constraint timelines not changing their bone in the dopesheet when their target slot is changed to a new bone.
• Faster performance switching to/from animate mode, applying filters, and other actions which modify the tree.
• Faster opening of projects with 100,000+ keys.
• Fixed losing subfolders when dropping an image file on to an attachment under a skin placeholder.
• Fixed rare hang after deleting bones bound to a mesh.
• Fixed crash deleting bones bound to a path.
• Fixed image exports being 1x1 when scaling a path to zero.
• Added secret --table-lines CLI parameter.
• Texture packer output folder will be created if it doesn't exist.
• CLI exporting can now take a .json or .skel instead of a .spine project file to convert a Spine skeleton data file from JSON to binary or binary to JSON.