OpenCRX vs Fat Free CRM

A side-by-side comparison of two self-hosted crm & business apps options — licensing, setup difficulty, resource needs, and what each one replaces.

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FeatureOpenCRXFat Free CRM
CategoryCRM & Business AppsCRM & Business Apps
LicenseBSD-3-ClauseMIT
LanguageJavaRuby
Setup difficultyHardMedium
Min. RAM2,048 MB1,024 MB
Deploymentbare-metal, sourcedocker, bare-metal
GitHub stars★ 88★ 3,628
First released20042008
ReplacesSalesforce, SiebelSalesforce

Why pick each one

Choose OpenCRX if…

  • Released under the BSD-3-Clause license
  • Written in Java
OpenCRX details

Choose Fat Free CRM if…

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

Frequently asked questions

Is OpenCRX or Fat Free CRM better?

Fat Free CRM is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider OpenCRX if its specific feature set fits your needs better.

Are OpenCRX and Fat Free CRM free and open-source?

Yes. OpenCRX is licensed under BSD-3-Clause and Fat Free CRM under MIT. Both can be self-hosted at no software cost.

Can I run OpenCRX and Fat Free CRM with Docker?

OpenCRX: check the project docs for container support. Fat Free CRM: yes.

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