Fathom Lite vs Flagsmith

A side-by-side comparison of two self-hosted web analytics options — licensing, setup difficulty, resource needs, and what each one replaces.

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FeatureFathom LiteFlagsmith
CategoryWeb AnalyticsWeb Analytics
LicenseMITBSD-3-Clause
LanguageGoPython
Setup difficultyEasyMedium
Min. RAM128 MB1,024 MB
Deploymentbinary, dockerdocker, kubernetes, helm
GitHub stars★ 8,013★ 6,505
First released20182018
ReplacesGoogle AnalyticsLaunchDarkly

Why pick each one

Choose Fathom Lite if…

  • Very easy to run
  • Privacy-friendly
  • Lightweight
Fathom Lite details

Choose Flagsmith if…

  • Released under the BSD-3-Clause license
  • First-class Docker support for quick deployment
  • Kubernetes-ready with Helm charts available
  • Mature project with 6.5k GitHub stars
Flagsmith details

Frequently asked questions

Is Fathom Lite or Flagsmith better?

Fathom Lite is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Flagsmith if its specific feature set fits your needs better.

Are Fathom Lite and Flagsmith free and open-source?

Yes. Fathom Lite is licensed under MIT and Flagsmith under BSD-3-Clause. Both can be self-hosted at no software cost.

Can I run Fathom Lite and Flagsmith with Docker?

Fathom Lite: yes. Flagsmith: yes.

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