Self-hostable invoicing platform for invoices, quotes, recurring billing, online payments, expenses, projects, and time tracking with a client portal and API.

10k stars2.7k forkslast commit Actively maintained
Paymo is a cloud-based work management platform for small teams combining project and task management, time tracking and resource scheduling with invoicing and reporting. It includes Kanban boards, Gantt charts, timesheets and billing to manage projects and bill clients.
Self-hostable invoicing platform for invoices, quotes, recurring billing, online payments, expenses, projects, and time tracking with a client portal and API.

10k stars2.7k forkslast commit Actively maintained
Kimai is an open-source, web-based time tracking app for teams and freelancers, with project/customer management, reporting, exports, and invoicing.

4.9k stars834 forksAGPL-3.0last commit Actively maintained
Open-source project management and time-tracking platform with tasks, kanban boards, resource planning, time reports and analytics; available as cloud SaaS and self-hosted.

3.2k stars362 forksAGPL-3.0last commit Actively maintained
Self-hosted open source invoicing software to manage quotes, invoices, clients, and payment tracking, with customizable templates and multilingual UI.

3.1k stars869 forkslast commit Actively maintained
Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 4 of 4 shipped a commit in the last six months. Licences in this list: AGPL-3.0. In exchange you take on hosting, backups and updates yourself.
Browse everything in Tasks, Habits & Time Tracking.