This category is used for sharing development progress for those building on the MIT App Inventor open source repository at https://github.com/mit-cml/appinventor-sources. Anyone interested in extending core App Inventor or writing extensions should join this group and share their experiences.

This is a place for MIT App Inventor Programmers to ask questions or report problems using MIT App Inventor.

Propose new extensions, get help with extensions, or share your extensions here. If you are a developer writing an extension, please see the #open-source-development:extension-development category instead.

Report potential issues with App Inventor in this category.

Informational posts about MIT App Inventor and the community, such as best practices, posting guidelines, and other information are placed here.

This category is for general discussion of app development, not necessarily related to a specific part of App Inventor. It may include topics of interest to the larger app development community for discussion in the context of MIT App Inventor.

Showcase your finished apps and get feedback from other app inventors.

Discussion about this site, its organization, how it works, and how we can improve it.

This category is for asking questions or offering help on good user interface design for App Inventor apps. Share your tips and tricks with other users to provide the best user experience and visuals with the community.

Freelancers and people looking for someone to help build apps should use this category to get connected.

Post useful tutorials and helpful guides to this category. Please tag the posts to help other community members find tutorials and guides of interest.

Learn more about development of MIT App Inventor for iOS. Beta testing participants should discuss iOS specific functionality here. If you are interested in signing up to be a beta tester, please use this form.

Learn about using Internet of Things (IOT) devices with MIT App Inventor. Share tips and tricks, ask questions, and show off your cool IOT-based projects in this category. For more information about using IOT with MIT App Inventor, see http://iot.appinventor.mit.edu/

Discuss ways of storing and processing data in apps as well as making cross platform applications using components like CloudDB.

Have a question? Look here first for the best answers. Tired of retyping answers to common questions? File them in this Category by Subject.

Use this category to discuss topics related to the MIT App Inventor Appathon. MIT will also use this category to make occasional announcements. The Appathon 2021 coding period starts on July 19 and ends July 31.

MIT uses this category to announce new App Inventor features and releases.

App Inventor provides opportunities to incorporate artificial intelligence into mobile apps using frameworks like Google’s TensorFlow.js. Share extensions, tutorials, and projects that showcase the power of mobile-enabled AI.