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Version: Config V2

ConfigCat SDK Overview

The purpose of the SDKs is to download and cache feature flag values and to evaluate Targeting Rules. All SDKs provide a simple interface for accessing your feature flags from your application.

Check out our language specific Getting Started Guide on how to connect your applications.

.NET

Android (Java)

C++

Dart (Flutter)

Elixir

Go

Java

JavaScript

Browser

Bun

Chromium Extension

Cloudflare Worker

Deno

Node.js

React

Vue.js - Community maintained

Kotlin Multiplatform

PHP

PHP (Laravel) - Community maintained

Python

Ruby

Rust

Swift (iOS)

Unity

Unreal Engine