ERPNext - The ERP Software that helps you take full control of your business. ERPNext is both powerful and easy to use.

iDempiere - iDempiere Business Suite ERP/CRM/SCM done the community way.

CovalentWorks - CovalentWorks is a cloud EDI service provider for small businesses, specializing in making EDI as...

DataNote ERP - DataNote ERP is a complete ERP solution built for multiple industries such as construction, engineering, food and beverages, metal processing, and healthcare, among others.

Tryton - Tryton is a three-tiers high-level general purpose application platform under the license GPL-3 written in Python and using PostgreSQL as database engine.

PracticePanther - PracticePanther offers CRM, invoicing, time tracking and communication solutions for law firms.