Twenty - The Open Source CRM
Twenty is an open-source CRM that lets teams assemble, iterate on, and adapt a CRM to their own business instead of fighting a giant monolith or carrying an in-house build.
Key Features
- Open source: Own your CRM end to end and stay in control of the software.
- Production-grade building blocks: Start from solid foundations and keep iterating without friction.
- AI for rapid iteration: Live data and AI built in, with support for working alongside tools like Claude, ChatGPT, and Cursor.
- Familiar, modern interface: A CRM your go-to-market team will enjoy using.
- Extensible: Developers can extend Twenty with code or ship products on top of it.
Perfect for: Sales and GTM teams, and developers who want a customizable alternative to Salesforce or HubSpot.

