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Flagsmith

Open source feature flags

Reviewed byRoman K· 2026-06-27

About

Feature flags and remote config. Self-hostable, open source, multi-platform SDKs.

feature-flagsopen-sourceremote-configself-hosted

Metrics

6.4k
GitHub Stars
536
Forks
156.1k
npm Downloads/wk
648
Open Issues

More in Feature Flags

Frequently asked questions

What is Flagsmith?▾

Feature flags and remote config. Self-hostable, open source, multi-platform SDKs. It falls under the feature flags category and uses a open-source pricing model. The project is actively maintained with 6.4k GitHub stars.

Is Flagsmith free?▾

Yes, Flagsmith offers a free plan that you can use without a credit card. The pricing model is open-source.

How much does Flagsmith cost?▾

Flagsmith is free to start. It uses a open-source pricing model. A free plan is available for small projects or evaluation. Check https://flagsmith.com for the latest pricing details and plan comparison.

What category is Flagsmith in?▾

Flagsmith is a feature flags tool. Feature toggles, A/B testing, rollouts You can compare Flagsmith with 2 alternatives in the same category on Soft.xyz.

Is Flagsmith open source?▾

Yes, Flagsmith is open source and freely available on GitHub. It has 6.4k stars and 536 forks, with the last commit on 2026-06-27. You can inspect the source code, contribute, or self-host it.

What are alternatives to Flagsmith?▾

Popular alternatives to Flagsmith include LaunchDarkly, Unleash. Each offers different pricing, features, and community support. You can compare them side-by-side on Soft.xyz using real metrics like GitHub stars, npm downloads, and actual pricing data.

How popular is Flagsmith?▾

Flagsmith has 6.4k stars on GitHub and 156.1k weekly npm downloads. It has a solid and growing developer community. The project was last updated on 2026-06-27.