Open Source Feature Flagging and A/B Testing Platform

FeatureProbe is an open source feature management service. 开源的高效可视化『特性』管理平台，提供特性开关、灰度发布、AB实验全功能。

SwitchFeat is an open source and self-hosted feature flags and A/B testing framework written in Nodejs, Typescript and React.

Javascript Client for Flagsmith. Ship features with confidence using feature flags and remote config. Host yourself or use our hosted version at https://www.flagsmith.com/

The open source customer feature framework for B2Bs. Easily control how your product behaves and looks for different customers.

ConfigCat SDK for JavaScript frontend applications. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.

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.

ConfigCat SDK for Node.js. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.

Common Javascript library for ConfigCat. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.

ConfigCat SDK for JavaScript Server Side Rendered applications like NuxtJS. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.

ConfigCat SDK for React. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.

An app to demonstrate feature flag management in ConfigCat. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.

ConfigCat Public API client for Angular. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.

NPM package for powering your remote configs

Open source Javascript SDK for the Joystick remote configuration platform. Use our hosted version, or talk to us about on-prem / private cloud.

Node.js SDK for acklo.app

Feature flag management software with support for dynamic rules. Focused on simplicity.

Utility library for managing remote configuration in Angular applications

Icefox is a Free, Open Source Feature Flagging and Remote Config Service like Flagsmith.

The Code Collaboration Tool Built for Remote Teams