For Android programming, see Android Programming.

For hardware that can run Android, see Mobile Devices. Note that some Single-board Computers can also run Android and a version called Android Things.

There are multiple versions of Android available, including:

• Your phone's factory Android system
• LineageOS - a more freedom and security focused Android distribution without Google apps.
• Maru OS - an Android distribution that touts an X11 desktop system when you attach an HDMI monitor