Free and Open Source Invoicing, Expenses & Time-Tracking
Kimai is a web-based multi-user time-tracking application
Time-Tracking for companies and teams with up to 250+ users
Accounting & Best Practice Business Administration System
Simple Invoicing program for Desktop written in vba and Access
Accounting system for smaller companies written in GnuCobol.
Free Bootstrap 4 admin/dashboard template
Small Business Appliance
Libertya Electronic Invoice
Fullstack open source Invoicing application made with MongoDB
Free & Open Source Invoice App for Freelancers & Small Businesses
A super simple way to create & send invoices, receive payments online
Best software solution for Small, Medium Retail shop Management
Mutasyon is a script can add customer, products, inventory or invoice
Captures time & expense by project and account; generates invoice
Web Application used to manage clients, create invoices, timesheets
Keep track of all your job costs, make sure you don't lose money
Free web-based invoicing primarily for Finnish companies