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Fat Free CRM

Ruby on Rails open-source customer relationship manager

CRM & Business Apps ★ 3.6k stars Medium setup MIT

Fat Free CRM is an open-source, Ruby on Rails based customer relationship management platform. It offers group collaboration, campaign and lead management, contact lists, and an opportunity pipeline out of the box.

Official siteSource code

Key features

  • Lead and campaign management
  • Contact and account lists
  • Opportunity pipeline
  • Group collaboration

Pros & cons

Strengths

  • Released under the MIT license
  • First-class Docker support for quick deployment
  • Active community (3.6k GitHub stars)
  • Written in Ruby

Trade-offs

  • Dated interface
  • Slower development

Is Fat Free CRM secure?

No known vulnerabilities affect Fat Free CRM's latest release (v0.28.0). OSV.dev lists 3 past advisories for the project; none of them applies to this release. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

  • Most recent fixed advisory CVE-2022-39281, published 2022-10-08 (1467 days ago), fixed in 0.20.1

Source: OSV.dev, checked 2026-10-14. How this is measured.

Fat Free CRM replaces

Self-hosted Salesforce alternatives

Health badge

Maintain Fat Free CRM? Add its health score to your README. The badge links back to this page.

SelfHostIndex: 88 · excellent

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   :alt: SelfHostIndex health score for Fat Free CRM
   :target: https://selfhostindex.com/app/vtiger-alt-yetiforce-fat-free-crm/

The score is recomputed on every nightly rebuild from public repository data — see how it is calculated.

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