Free Desktop book-keeping software for small-businesses & freelancers
Kimai is a web-based multi-user time-tracking application
Simple Invoicing program for Desktop written in vba and Access
Time-Tracking for companies and teams with up to 250+ users
ERP Server
Fullstack open source Invoicing application made with MongoDB
Offline invoicing tool updated with latest GST rules
Free web-based invoicing primarily for Finnish companies