# Package Index

# Package Index

| The`android.support`Constraint Layout packages are no longer maintained. They have been superseded by the corresponding[androidx.\*](https://developer.android.com/jetpack/androidx/migrate)packages.

These are the API packages. See all[API classes](https://developer.android.com/reference/android/support/constraint/classes).

|--------------------------------------------------------------------------------------------------------------------------------|---|
| [android.support.constraint](https://developer.android.com/reference/android/support/constraint/package-summary)               |   |
| [android.support.constraint.helper](https://developer.android.com/reference/android/support/constraint/helper/package-summary) |   |
| [android.support.constraint.motion](https://developer.android.com/reference/android/support/constraint/motion/package-summary) |   |
| [android.support.constraint.utils](https://developer.android.com/reference/android/support/constraint/utils/package-summary)   |   |