Atomic CRM
A fully customizable CRM built for developers and end users. Offers contact management, task tracking, deal pipelines, and AI-powered workflows with complete data ownership.
Atomic CRM is an open-source alternative to:

Atomic CRM
Atomic CRM is a fully open-source, code-driven CRM toolkit designed for developers and end users alike. Whether you need a simple contact manager or a complex sales pipeline, Atomic CRM provides the flexibility to build a CRM that matches your company's vision.
Key Features
- Contact Management: Organize and access all contacts in one place with detailed profiles and avatars.
- Task & Reminder System: Create tasks, set reminders, and stay on top of your to-do list.
- Deal Pipeline: Visualize and manage sales processes with a customizable Kanban board.
- Note-Taking: Capture and store important details and insights with intuitive note-taking.
- Data Import/Export: Seamlessly transfer data in and out of the system with simple tools.
- Activity Tracking: Monitor all interactions, including emails, tasks, and deal updates.
- Single-Sign On (SSO): Log in using enterprise accounts like Google, Azure, Keycloak, and Auth0.
- Email to Note: Automatically capture and save email communications as notes.
- API Integration: Effortlessly connect with other systems via Atomic CRM's API.
- Mobile App: Access customer data on the go with offline capabilities.
- MCP Server: Integrate with AI assistants for natural language queries and updates.
- Internationalization: Supports multilingual UI and localized numbers/dates.
- Customizable UI: Theme every visual detail and swap components to match your brand.
- Strong Typing: Built with TypeScript for early error detection and maintainability.
- Extensible Data Model: Modify the database schema to include domain-specific features.
- AI Harness: Use specialized AI roles (developer, reviewer, tester) to tweak workflows without technical expertise.
Tech / Self-Hosting
Atomic CRM is built on a modern tech stack:
- Frontend: React, TypeScript, Shadcn UI, Tailwind CSS
- Backend: Supabase, Postgres
- Data Layer: TanStack Query
- Deployment: Supports Supabase and GitHub Pages with one-liner commands.
The CRM is fully open-source, allowing for complete customization and data ownership. Deploy it on your own infrastructure or use Supabase for a managed solution.