Repositories list

• testfx

  Public
  This repository holds the source code of Microsoft.Testing.Platform (MTP), a lightweight alternative to VSTest, as well as MSTest adapter and framework.

  microsofttestingvisual-studio+ 13

  microsofttestingvisual-studiotdddotnettesttest-runnermstesttest-frameworkunittest+ 6

  C#

  •

  MIT License

  •293293 forks•1k1k stars•136136 issues•1414 pull requests•Updated May 20, 2026May 20, 2026

• winget-pkgs

  Public

  microsoft/winget-pkgs’s past year of commit activity
  The Microsoft community Windows Package Manager manifest repository

  hacktoberfest

  hacktoberfest

  MIT License

  •7.1k7.1k forks•11k11k stars•1.1k1.1k issues•591591 pull requests•Updated May 20, 2026May 20, 2026

• RPG-ZeroRepo

  Public
  [ICLR 2026] RPG: A Repository Planning Graph for Unified and Scalable Codebase Generation

  agentapplicationworkflow+ 7

  agentapplicationworkflowmemorysoftware-engineeringsweiclrsotallmvibe-coding

  Python

  •

  MIT License

  •3131 forks•609609 stars•44 issues•1111 pull requests•Updated May 20, 2026May 20, 2026

• typespec

  Public
  protobufjson-schemaopenapi3+ 1

  protobufjson-schemaopenapi3typespec

  Java

  •

  MIT License

  •366366 forks•5.7k5.7k stars•1.1k1.1k issues•9393 pull requests•Updated May 20, 2026May 20, 2026

• DirectX-Graphics-Samples

  Public
  This repo contains the DirectX Graphics samples that demonstrate how to build graphics intensive applications on Windows.

  C++

  •

  MIT License

  •2.2k2.2k forks•6.7k6.7k stars•9292 issues•1717 pull requests•Updated May 20, 2026May 20, 2026

• playwright

  Public
  Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

  electronjavascripttesting+ 12

  electronjavascripttestingfirefoxchromeautomationwebtestchromiumtest-automation+ 5

  TypeScript

  •

  Apache License 2.0

  •5.7k5.7k forks•89k89k stars•142142 issues•2626 pull requests•Updated May 20, 2026May 20, 2026

• vscode-react-native

  Public
  VSCode extension for React Native - supports debugging and editor integration

  debuggerextensionreact-native+ 2

  debuggerextensionreact-nativevscodeexpo

  TypeScript

  •

  Other

  •283283 forks•2.7k2.7k stars•77 issues•55 pull requests•Updated May 20, 2026May 20, 2026

• component-detection

  Public
  Scans your project to determine what components you use

  static-analysisdependenciespackage-management+ 3

  static-analysisdependenciespackage-managementsoftware-composition-analysissoftware-bill-of-materialssbom

  C#

  •

  MIT License

  •125125 forks•541541 stars•101101 issues•6363 pull requests•Updated May 20, 2026May 20, 2026

• MS-KeBAB

  Public
  Repository for Microsoft KnowledgE Base construction and Access Benchmark (MS KeBAB)

  Python

  •

  MIT License

  •00 forks•55 stars•00 issues•77 pull requests•Updated May 20, 2026May 20, 2026

• healthcare-shared-components

  Public
  Shared packages used across Microsoft's health care services

  C#

  •

  MIT License

  •4343 forks•102102 stars•11 issue•11 pull request•Updated May 20, 2026May 20, 2026

• react-native-windows

  Public
  A framework for building native Windows apps with React.

  reactreact-nativedotnet+ 2

  reactreact-nativedotnetuwpxbox

  C++

  •

  Other

  •1.2k1.2k forks•17k17k stars•700700 issues•5050 pull requests•Updated May 20, 2026May 20, 2026

• terminal

  Public
  The new Windows Terminal and the original Windows console host, all in the same place!

  windowsconsoleterminal+ 8

  windowsconsoleterminalcommand-linewslcmdhacktoberfestcontributions-welcomewindows-consolegood-first-issue+ 1

  C++

  •

  MIT License

  •9.3k9.3k forks•103k103k stars•1.7k1.7k issues•7474 pull requests•Updated May 20, 2026May 20, 2026

• DirectXShaderCompiler

  Public
  This repo hosts the source for the DirectX Shader Compiler which is based on LLVM/Clang.

  hlsldxilshader-programs+ 1

  hlsldxilshader-programsdirectx-shader-compiler

  C++

  •

  Other

  •863863 forks•3.6k3.6k stars•549549 issues•9999 pull requests•Updated May 20, 2026May 20, 2026

• vscode

  Public
  Visual Studio Code

  electronmicrosofteditor+ 2

  electronmicrosofteditortypescriptvisual-studio-code

  TypeScript

  •

  MIT License

  •40k40k forks•185k185k stars•16k16k issues•2k2k pull requests•Updated May 20, 2026May 20, 2026

• SynapseML

  Public
  Simple and Distributed Machine Learning

  microsofthttpopencv+ 17

  microsofthttpopencvdata-sciencemachine-learningscalabig-dataaisparkapache-spark+ 10

  Scala

  •

  MIT License

  •861861 forks•5.2k5.2k stars•353353 issues•4141 pull requests•Updated May 20, 2026May 20, 2026

• oxidizer

  Public
  Oxidizer is a platform for Rust service development which bridges the gaps in the crate ecosystem to deliver a turn-key solution to enable the efficient creatio…

  Rust

  •

  MIT License

  •1818 forks•8686 stars•00 issues•1717 pull requests•Updated May 20, 2026May 20, 2026

• cpp_client_telemetry

  Public
  1DS C++ SDK

  androidcwindows+ 7

  androidcwindowsmacosmaciosxamarincpptelemetrytelemetry-collection

  C

  •

  Apache License 2.0

  •6060 forks•101101 stars•147147 issues•3131 pull requests•Updated May 20, 2026May 20, 2026

• DeepGNN

  Public
  DeepGNN is a framework for training machine learning models on large scale graph data.

  Python

  •

  MIT License

  •3434 forks•141141 stars•00 issues•44 pull requests•Updated May 20, 2026May 20, 2026

• fluentui

  Public
  Fluent UI web represents a collection of utilities, React components, and web components for building web applications.

  reactmicrosoftcomponents+ 3

  reactmicrosoftcomponentsreact-componentsoffice-ui-fabricfluent

  TypeScript

  •

  Other

  •2.9k2.9k forks•20k20k stars•447447 issues•301301 pull requests•Updated May 20, 2026May 20, 2026

• vscode-azurecontainerapps

  Public
  Azure Container Apps extension for VS Code

  azurevscode

  azurevscode

  TypeScript

  •

  MIT License

  •1818 forks•4040 stars•102102 issues•66 pull requests•Updated May 20, 2026May 20, 2026

• aspire

  Public
  Aspire is the tool for code-first, extensible, observable dev and deploy.

  pythoncloudtypescript+ 2

  pythoncloudtypescriptdotnethacktoberfest

  C#

  •

  MIT License

  •883883 forks•6k6k stars•1.8k1.8k issues•164164 pull requests•Updated May 20, 2026May 20, 2026

• SPTAG

  Public
  A distributed approximate nearest neighborhood search (ANN) library which provides a high quality vector index build, search and distributed online serving tool…

  approximate-nearest-neighbor-searchspace-partition-treeneighborhood-graph+ 3

  approximate-nearest-neighbor-searchspace-partition-treeneighborhood-graphvector-searchfresh-updatedistributed-serving

  C++

  •

  MIT License

  •619619 forks•5k5k stars•119119 issues•2222 pull requests•Updated May 20, 2026May 20, 2026

• linux-package-repositories

  Public
  Microsoft Packaged Linux Software (DEBs, RPMs, etc) are hosted on packages.microsoft.com (PMC) made available as native Linux repositories for use with package …

  microsoftlinuxpackages+ 1

  microsoftlinuxpackagesrepository

  Python

  •

  MIT License

  •2222 forks•115115 stars•1919 issues•22 pull requests•Updated May 20, 2026May 20, 2026

• aspire.dev

  Public

  microsoft/aspire.dev’s past year of commit activity
  The official website for all things aspire.dev.

  javascriptpythoncli+ 8

  javascriptpythonclicsharptoolkitdistributedpolyglotcloud-nativehacktoberfestaspire+ 1

  MDX

  •

  MIT License

  •7272 forks•158158 stars•9797 issues•4545 pull requests•Updated May 20, 2026May 20, 2026

• litebox

  Public
  A security-focused library OS supporting kernel- and user-mode execution

  Rust

  •

  MIT License

  •124124 forks•2.6k2.6k stars•9292 issues•2929 pull requests•Updated May 20, 2026May 20, 2026

• tscodesearch

  Public
  Code search MCP wrapper for Typesense

  Python

  •

  MIT License

  •22 forks•44 stars•00 issues•11 pull request•Updated May 20, 2026May 20, 2026

• mscclpp

  Public
  MSCCL++: A GPU-driven communication stack for scalable AI applications

  C++

  •

  MIT License

  •9696 forks•518518 stars•99 issues•2323 pull requests•Updated May 20, 2026May 20, 2026

• onnxruntime

  Public
  ONNX Runtime: cross-platform, high performance ML inferencing and training accelerator

  machine-learningdeep-learningtensorflow+ 6

  machine-learningdeep-learningtensorflowscikit-learnpytorchneural-networkshardware-accelerationai-frameworkonnx

  C++

  •

  MIT License

  •3.9k3.9k forks•21k21k stars•848848 issues•552552 pull requests•Updated May 20, 2026May 20, 2026

• windows-rs

  Public
  Rust for Windows

  windowsrust

  windowsrust

  Rust

  •

  Apache License 2.0

  •615615 forks•12k12k stars•3737 issues•22 pull requests•Updated May 20, 2026May 20, 2026

• HOBL

  Public
  Infrastructure for testing computer systems.

  Python

  •

  MIT License

  •1212 forks•1111 stars•00 issues•00 pull requests•Updated May 20, 2026May 20, 2026