Privacy Helper

An app privacy guideGPL-3.0-or-later

Spydroid

Stream camera to desktopGPL-3.0-only

WebApps Sandboxed Browser

WebApps turns mobi/web app sites into secure apps! Open source.MIT

Aegis Authenticator

Free, secure and open source 2FA app to manage tokens for your online servicesGPL-3.0-only

BackgroundRestrictor

Manage RUN_IN_BACKGROUND permissionsGPL-3.0-only

Retroboy

Retroboy provides vintage imaging technologyMIT

Birthday Calendar

Creates birthday events from all other calendar's dataGPL-3.0-only

Open in WhatsApp

Open chats in WhatsApp without saving contact to phonebook.GPL-3.0-only

Open Link With...

Open links in native apps when you're stuck in the browser! 🚀Apache-2.0

ObscuraCam: The Privacy Camera

Picture anonymity: Take pictures & blur identities with this privacy camera appGPL-3.0-or-later

XPrivacyLua

Really simple to use privacy manager for Marshmallow (6.0) and laterGPL-3.0-only

PixelKnot: Hidden Messages

Have a secret that you want to share? Why not hide it in a picture?GPL-3.0-only

Unciv

4X civilization-building gameMPL-2.0

GPSLogger

A lightweight GPS logger, battery efficient, GPX/KML, add notes, share, upload.GPL-2.0-only

Element - Secure Messenger

Group messenger - encrypted messaging, group chat and video callsApache-2.0