ActivityWatch
Time TrackingAutomatic, privacy-first time tracking for your devices
Replaces RescueTime, ManicTime
Best Offline-First Time Tracking for self-hosting
The 8 best Offline-First time tracking you can self-host, ranked by community traction.
FocusTime Tracker
Time TrackingMinimal command-line and web work timer
Replaces Toggl, Harvest
Timewarrior
Time TrackingCommand-line time tracking with powerful reporting
Replaces Toggl
Hamster
Time TrackingDesktop time tracker for individual productivity
Replaces Toggl, RescueTime
timetrace
Time TrackingSimple command-line time tracker for projects
Replaces Clockify, Toggl
arbtt
Time TrackingAutomatic rule-based time tracker for desktops
Replaces RescueTime, ManicTime
gtimelog
Time TrackingMinimalist time logging desktop application
Replaces Toggl
Gnomecast Timewarrior UI
Time TrackingGraphical front-end for the Timewarrior CLI tracker
Replaces Toggl Desktop, Clockify Desktop
No apps match these filters.
Every option here is open-source and self-hostable, tagged Offline-First within the time tracking category. Compare them on the individual app pages for setup difficulty and resource requirements.