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

9.9k stars2.7k forkslast commit Actively maintained
Crater is a cloud invoicing and expense-tracking platform for freelancers and small businesses. It generates invoices and estimates, manages clients, processes online payments, tracks expenses and taxes, and provides basic financial reporting.
Self-hostable invoicing platform for invoices, quotes, recurring billing, online payments, expenses, projects, and time tracking with a client portal and API.

9.9k stars2.7k forkslast 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 stars867 forkslast commit Actively maintained
Invio is a minimalist self-hosted invoicing app to create invoices, share secure public links, and manage billing data with a simple SQLite-backed setup.

954 stars87 forksUnlicenselast commit Actively maintained
Rachoon is a modern self-hosted invoicing app for freelancers and small businesses, with client management, payment tracking, PDF export, and customizable templates.
950 stars72 forksAGPL-3.0last commit Actively maintained
Self-hosted invoicing and quoting platform with client management, taxes/discounts, online payments, and a REST API for integrations.

940 stars227 forksMITlast 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. 5 of 5 shipped a commit in the last six months. Licences in this list: Unlicense, AGPL-3.0, MIT. In exchange you take on hosting, backups and updates yourself.
Browse everything in Billing & Subscriptions.