# AndroidX Release Notes Archive

AndroidX was originally developed by three separate teams. This section contains the original release notes from each of the three areas:

- [test](https://developer.android.com/jetpack/androidx/releases/archive/test)
- [architecture components](https://developer.android.com/jetpack/androidx/releases/archive/arch)
- [other androidx components](https://developer.android.com/jetpack/androidx/releases/archive/androidx)