興味深い Open Source Software

Customer Relationship Management

Vtiger CRM

Contents Management System

WordPress

Enterprise Resource Planning

odoo

iDempiere

Dolibarr

inoERP

Practical Web-Based ERP Software

ERPNext

Apache OFBiz

openbravo

Tuple

opentaps

mixerp

チャットサービス

Mattermost

Business Intelligence

Metabase