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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.