log28

A simple no-frills period trackerLGPL-3.0-only

Mooneva Cycle – Period Tracker

Private period & cycle tracker. Offline, encrypted, no account, no ads.GPL-3.0-only

Bluemoon

Open source, privacy friendly menstruation tracking app. Your period, your data!GPL-3.0-or-later

Mensinator

Tailored Period Tracking, Total Privacy—Your Period, Your Control.MIT