https://f-droid.org/en/packages/org.fossify.voicerecorder/
Fossify Voice Recorder Beta | F-Droid - Free and Open Source Android App Repository
Record anything with this Open-source and Ad-free recorder
beta f droidvoice recorder
https://f-droid.org/en/packages/org.fossify.home/
Fossify Launcher Beta | F-Droid - Free and Open Source Android App Repository
Customize your home screen with a fast, ad-free, open-source launcher
beta f droidopen sourcefree
https://f-droid.org/en/packages/org.fossify.math/
Fossify Calculator Beta | F-Droid - Free and Open Source Android App Repository
Simple and open-source calculator for quick and easy calculations
beta f droidopen sourcefree