Update the link to Open Source forum
@@ -15,7 +15,7 @@ to operate their own App Inventor instance and/or contribute to the project.
This code is tested and known to work with Java 8.
## Contributors
-The best way to go about integrating changes in App Inventor is to start a conversation in the [Open Source forum](https://groups.google.com/forum/#!forum/app-inventor-open-source-dev) about whatever you intend to change or add.
+The best way to go about integrating changes in App Inventor is to start a conversation in the [Open Source forum](https://community.appinventor.mit.edu/c/open-source-development/10) about whatever you intend to change or add.
We use ***very brief and informal*** design documents with descriptions of the proposed changes and screenshots of how the functionality would look like and behave, in order to gather as much feedback from the community, as early as possible. We generally use shared Google docs for this (with permissions to add comments), but any format that is accessible from a web browser (and allows comments) would do.
