aseprite/api

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Scripting API for Aseprite

Stars: 310
Forks: 68
Open beginner issues: 0
Indexed issues: 56

Dominant language: No language data
License: MIT
Last GitHub push: Aug 27, 2026
Latest indexed: Sep 14, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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56 open issues indexed

Add API for sprite/file timestamps Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

aseprite/api#174 · Opened Aug 27, 2026
Add API access for more Editor positions Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

aseprite/api#173 · Opened Aug 27, 2026
Document dialog:entry placeholder property Open

aseprite/api#170 · 1 assignee · Opened Aug 11, 2026
Document dialog:samerow Open

aseprite/api#169 · 1 assignee · Opened Aug 11, 2026
Document onSave/beforeSave sprite.events Open

aseprite/api#168 · 1 assignee · Opened Aug 11, 2026
Add link to Base Library page in the sidebar and main page Open

aseprite/api#167 · 1 assignee · Opened Aug 3, 2026
Document dialog.data for file widgets and tabs Open

aseprite/api#166 · 1 assignee · Opened Jul 17, 2026
Document Rectangle constructor accepting a point + size Open

aseprite/api#165 · 1 assignee · Opened Jun 22, 2026
Document Dialog() onresize parameter Open

aseprite/api#162 · 1 assignee · Opened May 26, 2026
Document GraphicsContext.color accepting a pixelcolor Open

aseprite/api#161 · 1 assignee · Opened May 24, 2026
Add app.preferences to global namespace sidebar Open

aseprite/api#160 · 1 assignee · Opened May 24, 2026
add ability for sliders to be double-clicked to return to default value, similar to how native sliders work Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

aseprite/api#159 · Opened May 20, 2026
Add Lua version to api docs Open

aseprite/api#157 · 1 assignee · Opened May 16, 2026
Child Dialog Becomes Non-Interactive Once Parent Dialog Is Clicked If Child Overlaps Parent Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

aseprite/api#154 · Opened Jan 16, 2026
ExportSpriteSheet Command Missing Selected Frames Frame Option Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

aseprite/api#151 · Opened Nov 22, 2025
Document API pages for Themes.xml and Pref.xml Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

aseprite/api#142 · 1 comment · Opened Oct 8, 2025
Document app.pixelColor.tile, tileI and tileF methods Open

aseprite/api#136 · 1 assignee · Opened Sep 8, 2025
Expand Outline Command Documentation Open

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

aseprite/api#133 · Opened Aug 28, 2025
API to change Aseprite's supported file open extensions Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

aseprite/api#119 · 1 comment · 1 reaction · Opened Jan 24, 2025
Document app.command.MaskByColorCommand Open

aseprite/api#116 · 1 assignee · Opened Nov 6, 2024
App.transaction ignores Layer.isVisible Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

aseprite/api#112 · Opened Jul 19, 2024
Is there a way to use HTTP request in scripting? Open

feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

aseprite/api#100 · 3 comments · 1 reaction · Opened Apr 25, 2023
A way to access widgets by ID / mainly canvas Open

feature

Difficulty 5/5 Over a week Newbie friendliness 35/100

aseprite/api#90 · Opened Dec 16, 2022
New UIImage kind of object to cache offscreen images/textures Open

feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

aseprite/api#89 · 1 reaction · Opened Dec 16, 2022
Is there an API to fetch the lasso selected areas info.? Open

feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

aseprite/api#80 · 1 comment · Opened Jun 25, 2022
[Feature] Dialog:show { wait = false, alwaysOnTop = true } Open

feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

aseprite/api#77 · Opened Apr 13, 2022
[Feature] Dialog:image Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

aseprite/api#76 · 3 reactions · Opened Apr 13, 2022
[Feature] app.fs.lastSavedPath Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

aseprite/api#75 · Opened Apr 13, 2022
Api documentation for tilemaps and tilesets Open

aseprite/api#66 · 2 reactions · 1 assignee · Opened Jan 3, 2022
Sprite:saveCopyAs() inconsistence Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

aseprite/api#62 · 1 comment · Opened Nov 6, 2021
more dialog:function() possibilities Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

aseprite/api#61 · 1 comment · Opened Nov 1, 2021
Add a list dialog element Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

aseprite/api#60 · 1 comment · 1 reaction · Opened Nov 1, 2021
MoveCel command parameters? Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

aseprite/api#58 · Opened Sep 12, 2021
Link To app.fs In Docs For Objects That Can Be Constructed From File Paths Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

aseprite/api#57 · Opened Aug 25, 2021
Dialog Colors & Shades Depend on Active Sprite ColorMode Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

aseprite/api#56 · Opened Aug 15, 2021
Boundary checking for Color Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

aseprite/api#49 · Opened Jul 3, 2021
apiVersion vs branch (v1.2 vs v1.3) Open

feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

aseprite/api#43 · Opened Jun 7, 2021
How to properly use Pallete `fromFile`? Open

question

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

aseprite/api#42 · 1 comment · Opened Jun 7, 2021
Feature Request: Access to Selection Pivot / Rotation Point Open

feature

Difficulty 5/5 Over a week Newbie friendliness 35/100

aseprite/api#41 · Opened May 31, 2021
app.command.ReplaceColor: replace all cels Open

feature

Difficulty 3/5 1-2 days Newbie friendliness 35/100

aseprite/api#39 · 2 reactions · Opened May 19, 2021
Allow Dialog:path() to select a folder Open

feature

Difficulty 3/5 1-2 days Newbie friendliness 45/100

aseprite/api#38 · 1 comment · Opened Apr 13, 2021
Aseprite Script crashes when attempting to copy-paste between files Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

aseprite/api#36 · Opened Jan 25, 2021
app.command.ExportSpriteSheet missing IgnoreEmpty option Open

Difficulty 1/5 Under an hour Newbie friendliness 35/100

aseprite/api#34 · 1 reaction · Opened Dec 14, 2020
Make the "Remap" functionality available from scripts Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

aseprite/api#32 · Opened May 29, 2020
Possibility to group several widgets to "Dialog:modify()" them at once Open

feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

aseprite/api#30 · 2 reactions · Opened May 15, 2020
Replacing image with Indexed Color Mode results in transparent color being drawn Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

aseprite/api#26 · Opened May 1, 2020
Cutom output format Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

aseprite/api#21 · 1 comment · Opened Sep 12, 2019
More facilities for Dialog() + user preferences for each script Open

feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

aseprite/api#20 · 1 comment · 6 reactions · Opened Jul 26, 2019
useTool ellipse should support rotation Open

feature

Difficulty 4/5 3-5 days Newbie friendliness 35/100

aseprite/api#17 · Opened Jun 8, 2019
Resize/Scale Open

feature

Difficulty 5/5 Over a week Newbie friendliness 25/100

aseprite/api#15 · 3 comments · 3 reactions · Opened Mar 23, 2019

aseprite/api

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