Open Source Development

Google Summer of Code Please post your inquiries and discussions about MIT App Inventor Google Summer of Code submissions here. Extension Development This category is for questions specifically about working with MIT App Inventor's open source repository as it pertains to extension development. Anyone interested in developing an extension should start by reviewing the following documents and ask questions here if you encounter issues. Also check the parent category #open-source-development for additional troubleshooting when it comes to building the master or ucr branches.

Topic	Replies	Views	Activity
About the Open Source Development category Open Source Development	5	2911	January 16, 2024
FastAIX \| Empowering Next-Generation AI Workflows & Rapid Development Extension Development extensions , ai	35	2740	November 6, 2026
🏃‍♂️ Fast : An Efficient Way to Build & Publish Extensions Extension Development extension-developmen , fast-cli , extension-builder	535	32680	November 4, 2026
[Design Doc] Support for Light, Dark, and System Theme Preference in Web UI Open Source Development ui	0	50	November 3, 2026
PyTorch ExecuTorch - Custom Extension Extension Development	6	128	November 3, 2026
Extension fails to import to new empty project Extension Development ai	14	175	November 3, 2026
Introduction — Shubham: a first Blocks editor regression task Open Source Development	0	58	October 28, 2026
appinventor-sources\appinventor\appengine\src\com\google\appinventor\server\LoginServlet.java Open Source Development	0	44	October 27, 2026
请问官方代码编译的2个问题 java.mail.jar BuildServer.jar Open Source Development	0	45	October 27, 2026
On Win, Commit 1d37de8 ant -Drelease=true noplay fails, while ant -noplay succeeds Open Source Development bug-or-problem	4	337	October 27, 2026
Rush 2: build App Inventor extensions with Kotlin, Java and Maven libraries Extension Development	18	651	October 21, 2026
Major Change to MIT App Inventor backend Open Source Development	14	380	October 20, 2026
Ant Task Summary Open Source Development faq	9	1879	October 19, 2026
Rush • A new and improved way of building extensions Extension Development extension-developmen , extension-builder	566	60168	October 19, 2026
[OS]🚀 Introducing BoltWS Companion — A Live Development Companion For Extension Developers! Useful for Bolt, Fast, Rush CLI Extension Development	7	202	October 13, 2026
My extension is getting an error Extension Development bug-or-problem , extensions	3	158	October 8, 2026
⚡ [OS] Bolt CLI — A Modern, Lightning-Fast Extension Compiler with Java/Kotlin, Maven & Universal Migration! Extension Development extension-developmen	17	725	October 2, 2026
Deciding the Topic Open Source Development	3	116	September 30, 2026
RFC: Records — a dictionary with a name and a shape (feedback wanted) Open Source Development	22	439	September 28, 2026
DroidForge Studio Open Source Development bug-or-problem	11	350	September 23, 2026
Android App Bundle (.aab) Toolkit + GUI Open Source Development	11	361	September 20, 2026
Neo UI redesign — a work-in-progress demo, feedback wanted Open Source Development	38	746	September 20, 2026
A Vibe Coding Cautionary Tale - Check for Back Ends in the Code Extension Development	50	640	September 16, 2026
Create Sub Directory in ASD on first run? Extension Development	8	161	September 13, 2026
Unable to load file:http://192.168.1.4:8888/ode /download/file/5629----------/assets/1.jpg Open Source Development	17	325	September 9, 2026
Major changes coming to MIT App Inventor development Open Source Development	6	292	September 8, 2026
Helper Blocks Help! Extension Development	21	339	September 13, 2026
Add border and colour to rounded corners bitmap? Extension Development	26	418	September 13, 2026
How do I set an Image component with an image url? Extension Development	4	94	September 7, 2026
Extension code unable to read image file in assets? Extension Development	6	133	August 31, 2026