online-invoicing-system
The premium Open Source alternative to FreshBooks
🎯 Best for:Small businesses needing a simple, self-hosted billing database.
What is online-invoicing-system?
A PHP-based invoicing tool generated via AppGini for rapid deployment and database management. It provides a relational structure for managing clients and payments without recurring subscription fees.
Tech Stack
PHPFinance & Accounting
Why online-invoicing-system?
- • Lightweight PHP architecture
- • Easy database customization
- • No per-user licensing
Limitations
- • Basic UI design
- • Manual server maintenance
- • Limited third-party integrations
2/18/2026
Last Update
52
Forks
4
Issues
MIT
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to online-invoicing-system instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on FreshBooks)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%