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Flagsmith is an open-source feature flag and remote configuration service. Manage features across web, mobile, and server-side apps with a simple API. Toggle features without deployments, test in production safely, and run A/B tests.
- Category
- Open Source
Sources, checked Sep 26, 2026. A fact that is missing is one we could not source, not a zero.
- Summary: our summary, checked against flagsmith.com
Category is our own classification. Spotted something wrong? Tell us.
Frequently asked questions
What does Flagsmith do?
Flagsmith is an open-source feature flag and remote configuration service. Manage features across web, mobile, and server-side apps with a simple API. Toggle features without deployments, test in production safely, and run A/B tests.
Where is Flagsmith based?
Location for Flagsmith has not been disclosed publicly.
How much has Flagsmith raised?
We have not been able to verify how Flagsmith is funded.