Solidtime
Time TrackingModern open-source time tracker for teams
Replaces Toggl, Clockify
Best API Time Tracking for self-hosting
The 6 best API time tracking you can self-host, ranked by community traction.
Kimai
Time TrackingProfessional time tracking for teams and freelancers
Replaces Toggl, Harvest
TimeTagger
Time TrackingTag-based time tracker with an interactive timeline
Replaces Toggl, Harvest
Ever Teams
Time TrackingOpen-source work time tracking and team management
Replaces Hubstaff, Toggl
Titra
Time TrackingFast time tracking for freelancers and small teams
Replaces Toggl, Harvest
Clockify Selfhost Cattr
Time TrackingOpen-source time tracking and team productivity
Replaces Hubstaff, Time Doctor
No apps match these filters.
At a glance
| App | Deploy effort | Difficulty | Min. RAM | License | ★ Stars |
|---|---|---|---|---|---|
| Solidtime | Under-an-hour setup | Medium | 512 MB | AGPL-3.0 | 8,999 |
| Kimai | Under-an-hour setup | Medium | 512 MB | AGPL-3.0 | 5,071 |
| TimeTagger | Under-an-hour setup | Easy | 128 MB | GPL-3.0 | 1,796 |
| Ever Teams | Under-an-hour setup | Medium | 1,024 MB | AGPL-3.0 | 589 |
| Titra | Under-an-hour setup | Easy | 512 MB | MIT | 497 |
| Clockify Selfhost Cattr | Under-an-hour setup | Medium | 512 MB | Apache-2.0 | 103 |
Quick picks
- Most adopted: Solidtime (8,999 GitHub stars).
- Lightest footprint: TimeTagger (from 128 MB RAM, against 1,024 MB for the heaviest here).
- Licensing: 3 of 6 use AGPL-3.0; check the rest individually if you plan to modify and redistribute.
Every option here is open-source and self-hostable, tagged API within the time tracking category. Deploy effort is graded from published container recipes, not vendor claims — see the methodology.