Free Desktop book-keeping software for small-businesses & freelancers
Open-source pricing and billing infrastructure
Open Source Metering and Usage Based Billing API
Open Source Integrated Hospital Information Management System
Open Source Openbravo POS convert to Commercial Retail ERP and POS
Accounting system for smaller companies written in GnuCobol.
QRK Registrierkassen Software für kleine Betriebe.
A basic PHP/MySQL/HTML Billing APP. Meant for developers learning.
Small Business Appliance
Membership management software
Tool to manage canteen, nursery and events registrations of a school.
Create, review and administer norwegian invoices.
A super simple way to create & send invoices, receive payments online
Open-source subscription management & billing automation system
Generate professional invoices and business letters directly online
Building High Quality ERP and Accounting Software for SMB & SME
eEÜR Version 1.10.3 Januar 2017
Baraza Business Management System, a product of Openbaraza
Application for tracking customers, clients, accounts, etc. PHP/MDB2
Mutasyon is a script can add customer, products, inventory or invoice
jBilling is a web-based enterprise billing system.
Captures time & expense by project and account; generates invoice