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Open source alternatives to LaunchDarkly

We track 5 open-source LaunchDarkly alternatives, of which 5 currently score 70 or above on Repoly's GitHub health scale and 3 ship a Docker image. Flagsmith leads on health at 95/100 with 340 commits in the last 90 days; across all 5 projects you are choosing between BSD-3-Clause, GPL-3.0, MIT.

5
Alternatives
55k
Combined stars
13,140
Commits / 90 days
3
With Docker
Licence family Licence

Showing 5 of 5 tools

All 5 LaunchDarkly alternatives, ranked by health

  • Top pick · highest health

    Flagsmith

    95 GOOD

    Dashboard, API and SDKs for adding Feature Flags to your applications (alternative to LaunchDarkly).

    ★ 6.5k · ⟳ today · v2.271.1 · BSD-3-Clause

    DockerK8S
    Website ↗ Source ↗

  • Flipt

    95 GOOD

    Feature flag solution with support for multiple data backends (alternative to LaunchDarkly).

    ★ 4.9k · ⟳ today · v2.12.0 · GPL-3.0

    DockerK8SGo
    Website ↗ Source ↗

  • Featbit

    93 GOOD

    Enterprise-grade feature flag platform that you can self-host.

    ★ 1.9k · ⟳ today · 5.4.8 · MIT

    DockerK8S
    Website ↗ Source ↗

  • PostHog

    88 GOOD

    Product analytics, session recording, feature flagging and a/b testing that you can self-host (alternative to Mixpanel, Amplitude, Heap, HotJar, Optimizely).

    ★ 40k · ⟳ today · desktop-v0.61.408 · MIT

    Python
    Website ↗ Source ↗

LaunchDarkly alternatives: common questions

What is the most maintained open source alternative to LaunchDarkly?

Flagsmith scores highest at 95/100, with 340 commits in the last 90 days, 6.5k GitHub stars and its latest release (v2.271.1) published 4 days ago. PostHog has the most raw commit activity at 12186 commits in 90 days.

Which LaunchDarkly alternatives use a permissive licence?

4 of 5 are permissively licensed (MIT, Apache, BSD or similar): Flagsmith (BSD-3-Clause), Featbit (MIT), PostHog (MIT), GO Feature Flag (MIT). 1 use copyleft licences such as GPL or AGPL, which require you to publish changes if you distribute a modified version.

Which LaunchDarkly alternatives run in Docker?

3 of 5 publish a Docker image or Compose file: Flagsmith, Flipt, Featbit. Docker support contributes 10 of the 100 available health points, because it is the clearest signal that self-hosting is a supported path rather than an afterthought.