Access control for express-based node apps
Feature flags built for Next.js
PostHog integration for Next.js
React Native bindings for Quonfig — a thin polyfill wrapper around @quonfig/react
Feature Flags & Dynamic Configuration as a Service
Feature Flags & Dynamic Configuration — Browser/Client SDK
Quonfig SDK for Node.js - Feature Flags, Live Config, and Dynamic Log Levels
Production permission, plan, feature, and module gates for Mounaji micro-components
JS client for GhostPort
SAP BTP feature toggle library enables Node.js applications using the SAP Cloud Application Programming Model to maintain live-updatable feature toggles via Redis.
React client for feature flag management and evaluation
OpenFeature provider that delegates feature flag evaluation to PostHog
Enterprise-grade real-time feature flag CLI for ToggleMesh.
ToggleMesh Server SDK for Node.js
Official lightweight JavaScript/TypeScript SDK for ToggleMesh - real-time feature flag engine.
Official Versuch SDK — feature flags with local caching, local evaluation, and exposure tracking for browsers, Node, and edge runtimes.
PostHog web destination for walkerOS (product analytics, session replay, feature flags, surveys)
SWC plugin for feature flag transformation - build-time marking and runtime dead code elimination
Define and evaluate feature flags as injectable, named toggles with descriptions and dynamic enablement
Code-first feature flags and tenant-aware overrides for the SMRT framework
Feature flags and A/B testing plugin for @terreno/api
A React Native / Expo SDK for Unleash
infra-ts provider for PostHog — projects and feature flags as typed, live-reconciled config-as-code.
infra-ts provider for Statsig — feature gates, dynamic configs, and experiments as typed, live-reconciled config-as-code.
Softlaunch feature flag SDK for React