Auto Off Bluetooth

Automatically turn off bluetooth if disconnectedGPL-3.0-only

Plug Off Airplane

Uses root to disable Airplane Mode when the device is plugged in via USBGPL-3.0-or-later

Chinese Checkers

Board gameGPL-3.0-only

WTF‽ (The MirOS Project)

Offline acronym translatorMirOS

EnforceDoze

Enable Doze mode immediately after screen off and turn off motion sensingGPL-3.0-only

Aard 2

Offline dictionaryGPL-3.0-only

MapEver

Offline navigation on photographed mapsGPL-3.0-or-later

Rumble

Off-the-grid micro-blogging application for communitiesGPL-3.0-only

Display Toggle

Toggle the physical display on and off without locking the screenMIT

Timed Shutdown [No Root]

This app emulates manual gestures to power off the phone.GPL-3.0-only

Solar

Solar is an app to monitor off grid solar setups over bluetooth.GPL-3.0-only

Flashy Alarm

Turn on flashlight/torch when alarm goes off.GPL-3.0-or-later

Noise Cancelling

Turn off noise cancellation on Bose headphonesMIT

BootBoi

Turn on/off your remote machine without leaving your couch!GPL-3.0-only

WifiAutOff

Turns off the WIFI based on scan resultMIT

DroidUPnP

Play files off the networkGPL-3.0-only

WiFi Automatic

Turn off Wi-Fi automaticallyApache-2.0

Power Button

Turn off your device without clicking hardware buttonMIT

Pineapple Lock Screen (OSS)

Help you turn your phone screen off (lock screen) without using power button.GPL-3.0-or-later

WADBS

Switch Android's Wireless Debugging feature on and off quicklyGPL-3.0-only