Internet

Squawker
An open-source anonymous Twitter/X client

AFWall+
Control network traffic

Critical Maps
Critical mass location sharing and chat

Meshenger
True P2P voice- and video phone App.

Better Schedule (Bakaláři)
A faster schedule for Bakaláři. For students, by students.

BetterUntis
An alternative mobile client for the Untis timetable system.

ownCloud
Add an ownCloud server now and get … Your Cloud, Your Data, Your Way!

Jerboa for Lemmy
An app for Lemmy, a federated reddit alternative.

Infomaniak kDrive
The most secure cloud in Europe for SMEs and private individuals.

aFreeRDP
FreeRDP is a free remote desktop protocol client

DAVx⁵
CalDAV/CardDAV Synchronisation and Client

PipePipe
An alternative Android streaming frontend of BiliBili, NicoNico, YouTube, etc.

RadarWeather
Lets you watch the weather for cities and locations you are interested in.

strongSwan VPN Client
An easy to use IKEv2/IPsec-based VPN client.

Box, Box!
Unofficial app for Formula 1 lovers!

Select Text to Search
Add a "Web search" action to the text selection toolbar

monocles browser
A web browser that respects your privacy.

Jami
Audio & Video Calls / Chat
Take Control of your Communication!

AusweisApp2
ePerso mit dem Handy nutzen

PCAPdroid
No-root network monitor and traffic dump tool for Android devices

Thumb-Key
A privacy-conscious keyboard made for your thumbs.

Rethink: DNS + Firewall
Firewall apps, monitor network activity, block malware, change DNS.

Mitch
Unofficial itch.io client for Android. Buy, install, and play indie games.

Husky
Husky is a client for Pleroma and Mastodon social networks.

Riseup VPN
Secure VPN powered by Bitmask

Bitmask
Encrypted communication for mere mortals(superheroes welcome, too).

omWeather
Weather and rain radar for any location - worldwide

Ultrasonic
A music streaming client for Subsonic servers

Briar
Secure Messaging, Anywhere

addy.io (formerly AnonAddy)
Anonymous Email Forwarding