Numbers & moneyWebsite
solidtime
Track hours per client and turn billable time into invoices.
// WHAT IT'S FOR
solidtime is an open-source time tracker for freelancers and agencies. You start the timer when you begin a task, assign it to a project and a client, and see how many hours are billable. It has exportable reports and a feature that turns those hours into invoices. Use their cloud or host it on your own server.

// FROM THEIR SITE
Solidtime — Open source time tracking for teams
“The modern Open-Source Time Tracker for Freelancers and Agencies. Manage Projects, Tasks, Clients and Billing in one place.”
ON GITHUB
- Stars
- ★ 9k
- Last change
- Oct 9, 2026
- License
- AGPL-3.0
- Language
- PHP
Data as of Oct 9, 2026