Atomic CRM

Name: Atomic CRM
Author: Marmelab

Open SourceFree Tier

Open-source CRM toolkit for developers to build custom solutions.

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About Atomic CRM

Atomic CRM is an open-source toolkit engineered for developers to construct highly personalized customer relationship management solutions. By integrating a modern technology stack including React, Supabase, and shadcn/ui, it provides a robust foundation for building responsive and scalable interfaces. Unlike rigid, off-the-shelf CRM platforms, Atomic CRM prioritizes developer flexibility, allowing teams to tailor data structures and workflows to specific business requirements. This toolkit serves as an ideal starting point for organizations seeking to maintain full control over their CRM architecture and data ownership.

Type:Hybrid

API:Available

Free Tier:Available

Source:Open Source

Pros & Cons

Pros

Leverages a modern, high-performance tech stack including React and Supabase.
Offers complete code ownership and customization through its open-source nature.
Provides a responsive, professional UI out-of-the-box using shadcn/ui components.
Reduces development time by providing a pre-built CRM foundation.
Ensures full data sovereignty by allowing self-hosted deployments.

Cons

Requires significant technical expertise to implement and maintain effectively.
Lacks the plug-and-play convenience of traditional SaaS CRM platforms.
Demands manual configuration for advanced features like automated workflows.
Limited documentation compared to established, proprietary CRM solutions.

Who Is This For?

Best For

Full-stack Developers

They can leverage their existing React and Supabase skills to build bespoke CRM features.

Technical Founders

It allows them to build a custom CRM that scales with their startup without paying per-seat SaaS fees.

Internal Tooling Teams

It provides a solid framework for creating internal business applications tailored to unique company processes.

Not Ideal For

Non-technical Sales Managers

The tool requires coding knowledge to set up, customize, and manage the underlying database.

Small Businesses without IT support

The maintenance overhead of self-hosting and managing the stack is prohibitive for non-technical teams.

AI Alternatives to Atomic CRM

AI-powered tools that can replace or augment Atomic CRM

Twenty

Modern, open-source Salesforce alternative with a focus on data ownership.

79% match

Attio

A flexible, data-driven CRM for modern sales teams.

78% match

EspoCRM

Highly customizable open-source CRM for managing company relationships.

77% match

IndustriesMarketing Data & Analytics sales-crm

CategoriesCRM

Pricing

As an open-source toolkit, Atomic CRM is free to use and modify, offering significant long-term value by eliminating per-user licensing fees at the cost of self-hosting and development resources.

Open-Source

Free

Contact management
Task management
Deals pipeline
Inbound email support
Single sign-on (Google, Microsoft, Auth0)
REST API
Self-hostable

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