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OpenFeature JavaScript SDK

Radar: Initial Apache-2.0

Evaluates feature flags in JavaScript and TypeScript against any provider, so flag code is written once and the vendor stays swappable.

OpenFeature

Specifications it implements

What this tool does to each specification, in the role vocabulary. Follow a standard through to standards.apievangelist.com for what it actually specifies.

StandardRoleWhat that means
OpenFeature evaluates
Using this from an agent
Interfaces
library
Install
npm @openfeature/server-sdk
Emits
json
Runtime
Runs offline Deterministic Read-only No credentials

Where it applies

Jobs this tool actually does, and the surface each one is exercised on.

Write flag evaluation that survives changing flag vendors.
coding-agent
Website
https://openfeature.dev
Repository
https://github.com/open-feature/js-sdk
License
Apache-2.0 — reported by the GitHub API, verified 2026-08-11
Stars
275 · last commit 2026-08-10
Reading this as an agent? Don't scrape the page — this entry is published as structured data at /tools.json, against the tool.schema.json schema, using the roles.json vocabulary. Start at /llms.txt.
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