Browse free open source CRM software and projects for Windows below. Use the toggles on the left to filter open source CRM software by OS, license, language, programming language, project status, and freshness.
Open source ERP and CRM web software for business
An enterprise-class CRM and more!
Open-source and self-hosted CRM platform based on Laravel 5
Powerful Open Source Email Marketing app with analytics & segmentation
The multi-award winning SuiteCRM is the world's best open source CRM.
Open-source flexible CRM
Take your office and CRM into the cloud!
Enterprise telephony recording and retrieval system
Open Source Laravel Admin Panel
VICIdial Contact Center Suite
Controle Financeiro Free
Free web-based open-source project management application
software for email automation (newsletters, transaction mails, etc.)
Enterprise project management replacement for Project Server
Growing and Sustaining Relationships
The most affordable CRM system according to Capterra
Free Russian CRM based on Vtiger CRM project.
Low Code Multi eXperience (MXDP)development Platform for Enterprises
VIENNA Advantage, an enterprise level ERP with DMS and CRM
Simple, web-based address & phone book
Open Source CRM Application. Gamified, Mobile, Social
SuiteCRM translations - language packs
Moving in the right direction together!