The term SDK stands for software development kit. It is a collection of tools that allow developers to build software for specific platforms. An SDK can consist of (but is not limited to) a compiler, debugger, libraries, documentation, and code samples.

very good whiteboard infinite canvas SDK

• UpdatedDec 17, 2025
• TypeScript

An open source payments switch written in Rust to make payments fast, reliable and affordable

• UpdatedDec 17, 2025
• Rust

微信开发 Java SDK ，支持包括微信支付，开放平台，小程序，企业微信，视频号，公众号等的后端开发

• UpdatedDec 15, 2025
• Java

Integrate cutting-edge LLM technology quickly and easily into your apps

• UpdatedDec 16, 2025
• C#

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

• UpdatedDec 17, 2025
• Java

A framework for building Mobile cross-platform UI

• UpdatedDec 15, 2025
• C++

Open-source feature management platform

• UpdatedDec 17, 2025
• TypeScript

🧩 The Browser Extension Framework

• UpdatedDec 17, 2025
• TypeScript

Build AI-native spreadsheets. Univer is a full-stack framework for creating and editing spreadsheets on both web and server. With Univer Platform, Univer Spreadsheets is driven directly through natural language.

• UpdatedDec 17, 2025
• TypeScript

Simple and Fast Multimedia Library

• UpdatedDec 17, 2025
• C++

The Dart SDK, including the VM, JS and Wasm compilers, analysis, core libraries, and more.

• UpdatedDec 17, 2025
• Dart

📦 一个 PHP 微信 SDK

• UpdatedNov 25, 2025
• PHP

微信全平台 .NET SDK， Senparc.Weixin for C#，支持 .NET Framework 及 .NET Core、.NET 10.0。已支持微信公众号、小程序、小游戏、微信支付、企业微信/企业号、开放平台、JSSDK、微信周边等全平台。 WeChat SDK for C#.

• UpdatedDec 4, 2025
• C#

Official Sentry SDKs for JavaScript

• UpdatedDec 17, 2025
• TypeScript

RealSense SDK

• UpdatedDec 17, 2025
• C++

The C++ REST SDK is a Microsoft project for cloud-based client-server communication in native code using a modern asynchronous C++ API design. This project aims to help C++ developers connect to and interact with services.

• UpdatedJun 12, 2025
• C++

Bot Framework provides the most comprehensive experience for building conversation applications.

• UpdatedOct 23, 2025
• JavaScript

The all-batteries-included GitHub SDK for Browsers, Node.js, and Deno.

• UpdatedDec 3, 2025
• TypeScript

SDK for building Kubernetes applications. Provides high level APIs, useful abstractions, and project scaffolding.

• UpdatedDec 5, 2025
• Go

Qiskit is an open-source SDK for working with quantum computers at the level of extended quantum circuits, operators, and primitives.

• UpdatedDec 17, 2025
• Python