Free and Open Source Invoicing, Expenses & Time-Tracking
Kimai is a web-based multi-user time-tracking application
Empower your hosting business with FOSSBilling
Timesheet module for dolibarr
Accounting & Best Practice Business Administration System
Take your office and CRM into the cloud!
Profesionalna integracja z Krajowym Systemem e-Faktur (KSeF)
Time-Tracking for companies and teams with up to 250+ users
Small Business Appliance
Free & Open Source Invoice App for Freelancers & Small Businesses
Open-source and self-hosted CRM platform based on Laravel 5
FreelancerBooks -Project Management for Freelancers and Agencies
Invoice and office utilities program for customer managment
Open Source Invoice Programm for Egroupware
its complete accounting system for small scale manufacturing companies
Mutasyon is a script can add customer, products, inventory or invoice
A complete invoice managment solution for Elastix PBX
Captures time & expense by project and account; generates invoice
Unicenta BackOffice Web App
Intuitive quote, delivery note, invoice, payments management app
Web Application used to manage clients, create invoices, timesheets
Free web-based invoicing primarily for Finnish companies
Keep track of all your job costs, make sure you don't lose money