ERPNext - Open Source ERP for small, medium sized businesses

https://erpnext.com

Includes Accounting, Inventory, CRM, Sales, Purchase, Projects, HRMS. Built on Python / MySQL.

Platform

ERPNext is built on wnframework (Version 2.0)

User Guide

See wiki

Download and Install

See installation notes

Forums

• User / Functional
• Technical

License

GNU/General Public License