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configcat-common
Advanced tools
ConfigCat is a configuration as a service that lets you manage your features and configurations without actually deploying new code.
| :mega: Important notice |
|---|
| This library is superseded by the new, unified ConfigCat SDK for JavaScript. This legacy library is in maintenance mode now, it will receive only critical security patches until official support ends on August 31, 2026. |
ConfigCat Common library for JavaScript is a shared package that provides the common ConfigCat SDK logic for ConfigCat SDK for Node.js and ConfigCat SDK for JavaScript.
ConfigCat is a feature flag, feature toggle, and configuration management service that lets you launch new features and change your software configuration remotely without actually (re)deploying code. ConfigCat even helps you do controlled roll-outs like canary releases and blue-green deployments.
ConfigCat is a hosted feature flag service. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.
npm install
npm test
Contributions are welcome. For more info please read the Contribution Guideline.
You might run into errors caused by the wrong version of Node.js. To make sure you are using the recommended Node.js version follow these steps.
nvm install. This will install the compatible version of Node.js.nvm use. This will use the compatible version of Node.js.FAQs
ConfigCat is a configuration as a service that lets you manage your features and configurations without actually deploying new code.
The npm package configcat-common receives a total of 38,509 weekly downloads. As such, configcat-common popularity was classified as popular.
We found that configcat-common demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 4 open source maintainers collaborating on the project.

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