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Flagsmith Node JS Client. Flagsmith lets you manage features flags across web, mobile and server side applications. Get builds out faster. Control who has access to new features.


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Flagsmith NodeJS Client

npm version

The SDK clients for NodeJS Flagsmith allows you to manage feature flags and remote config across multiple projects, environments and organisations.

Adding to your project

For full documentation visit


Please read for details on our code of conduct, and the process for submitting pull requests

Getting Help

If you encounter a bug or feature request we would like to hear about it. Before you submit an issue please search existing issues in order to prevent duplicates.


To run the local tests you need to run following command beforehand:

git submodule add tests/engine/engine-tests/engine-test-data/

Get in touch

If you have any questions about our projects you can email

Useful links