Twenty
The open alternative to Salesforce, designed for AI
Twenty gives technical teams the building blocks for a custom CRM that meets complex business needs and quickly adapts as the business evolves. It is the #1 Open Source CRM on GitHub with AI-native features, extensibility toolkit, and production-grade building blocks.
Krayin
Self-hosted CRM for enhanced business relationships
Krayin is a free and open-source Laravel CRM solution for SMEs and Enterprises for complete customer lifecycle management.
EspoCRM
Complete customer relationship management made simple
EspoCRM is an open-source CRM application that gives you the freedom to manage your customer relationships your way. Simple, powerful, and customizable.
Open Mercato
AI-Engineering Foundation Framework for CRM/ERP
AI-Engineering Foundation Framework built with AI and designed for AI. Hundreds of architectural and domain decisions (multi-tenancy, RBAC, event flow, pricing, sales pipeline, CRM/ERP processes) are already encoded as conventions and specs. Start with 80% done.
Atomic CRM
A full-featured CRM built with React, shadcn/ui, and Supabase
Atomic CRM is a full-featured open-source CRM built with React, shadcn/ui, and Supabase. It provides a modern, customizable CRM solution with a clean UI and powerful features for managing customer relationships.