Browse free open source CRM software and projects below. Use the toggles on the left to filter open source CRM software by OS, license, language, programming language, and project status.
Open source ERP and CRM web software for business
An enterprise-class CRM and more!
Powerful Open Source Email Marketing app with analytics & segmentation
Onfinity is a modern, AI driven All-in-One ERP
The multi-award winning SuiteCRM is the world's best open source CRM.
Free web-based open-source project management application
SuiteCRM translations - language packs
Take your office and CRM into the cloud!
Free & Opensource Laravel CRM solution for SMEs and Enterprises
VICIdial Contact Center Suite
Enterprise project management replacement for Project Server
Growing and Sustaining Relationships
EspoCRM – Open Source CRM Application
Building a modern alternative to Salesforce, powered by the community
ERP Server
Open-source business management software
A self-hosted open source application for managing your invoices
Personal CRM. Remember everything about your friends, family, etc.
Moving in the right direction together!
Simple, web-based address & phone book
The most affordable CRM system according to Capterra
Archive your personal history
A trading platform including ERP, CRM, and accounting