Open Source Invoicing & Payment Tools using SCSS
A curated collection of the best open source tools for creating invoices and processing payments. using SCSS.
Your all-in-one marketplace for digital creators and products
Stars
10,007Last commit
1 hour agoLicense
MIT
A digital marketplace platform where creators can sell digital products, from courses to software, with built-in payment processing and content delivery.
Open Source Alternative to:
Free online accounting for small businesses and freelancers
Stars
10,202Last commit
14 days agoLicense
Unknown
Self-hostable accounting software covering invoicing, expense tracking, cash flow, and client portals. Free to use, available in 50+ languages.
Open Source Alternative to:
Send invoices, accept payments, manage your business—all free
Stars
10,311Last commit
11 hours agoLicense
Elastic-2.0
Free invoicing software for freelancers and small businesses. Create professional invoices, track expenses, accept online payments, and manage projects without hidden fees.
Open Source Alternative to:
AI-powered embedded AR/AP automation for platforms
Stars
8,352Last commit
2 years agoLicense
AGPL-3.0
Crater offers AI-driven invoicing workflows, payments, and working capital tools to enhance your platform with minimal technical effort.
Open Source Alternative to:
Bright Data – Web data for AI agents and apps. Built-in unblocking, proxies, and ready-made APIs.
Stellar Hosted