microsoft Repositories

microsoft/ApplicationInspectorC#

A source code analyzer built for surfacing features of interest and other characteristics to answer the question 'What's in the code?' quickly using static analysis with a json based rules engine. Ideal for scanning components before use or detecting feature level changes.

Last commit Nov 21, 2023

(4,102 stars) (355 forks) (1 indexed issue) (1 open good first issue)

microsoft/CSS-ExchangePowerShell

Exchange Server support tools and scripts

Last commit Feb 19, 2022

(985 stars) (234 forks) (21 indexed issues) (21 open good first issues)

microsoft/GSLC++

Guidelines Support Library

Last commit Sep 11, 2023

(5,695 stars) (721 forks) (2 indexed issues) (2 open good first issues)

microsoft/HydraLabJava

Intelligent cloud testing made easy.

Last commit May 8, 2026

(1,027 stars) (104 forks) (9 indexed issues) (9 open good first issues)

microsoft/InnerEye-DeepLearningPython

Medical Imaging Deep Learning library to train and deploy 3D segmentation models on Azure Machine Learning

Last commit Sep 5, 2023

(519 stars) (138 forks) (6 indexed issues) (6 open good first issues)

microsoft/MMdnnPython

MMdnn is a set of tools to help users inter-operate among different deep learning frameworks. E.g. model conversion and visualization. Convert models between Caffe, Keras, MXNet, Tensorflow, CNTK, PyTorch Onnx and CoreML.

Last commit Oct 3, 2023

(5,767 stars) (982 forks) (6 indexed issues) (6 open good first issues)

microsoft/PowerToysC#

Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

Last commit May 14, 2026

(133,154 stars) (7,978 forks) (176 indexed issues) (176 open good first issues)

microsoft/STLC++

MSVC's implementation of the C++ Standard Library.

Last commit Jan 23, 2024

(9,475 stars) (1,422 forks) (2 indexed issues) (2 open good first issues)

microsoft/SynapseMLScala

Simple and Distributed Machine Learning

Last commit May 9, 2026

(5,228 stars) (861 forks) (12 indexed issues) (12 open good first issues)

microsoft/TerminalC++

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

Last commit May 14, 2019

(35,764 stars) (3,212 forks) (486 indexed issues) (486 open good first issues)

microsoft/TypeScript-Sublime-PluginJavaScript

IO wrapper around TypeScript language services, allowing for easy consumption by editor plugins

Last commit Mar 13, 2023

(1,716 stars) (251 forks) (6 indexed issues) (6 open good first issues)

microsoft/TypeScript-Vue-StarterJavaScript

A starter template for TypeScript and Vue with a detailed README describing how to use the two together.

Last commit Oct 9, 2019

(4,451 stars) (620 forks) (2 indexed issues) (2 open good first issues)

microsoft/WPF-SamplesC#

Repository for WPF related samples

Last commit Dec 19, 2023

(4,583 stars) (3,131 forks) (1 indexed issue) (1 open good first issue)

microsoft/Windows-driver-samplesC

This repo contains driver samples prepared for use with Microsoft Visual Studio and the Windows Driver Kit (WDK). It contains both Universal Windows Driver and desktop-only driver samples.

Last commit Jan 2, 2024

(6,432 stars) (4,896 forks) (2 indexed issues) (2 open good first issues)

microsoft/autogenPython

A programming framework for agentic AI

Last commit Apr 15, 2026

(58,033 stars) (8,759 forks) (19 indexed issues) (19 open good first issues)

microsoft/cpprestsdkC++

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.

Last commit Oct 7, 2023

(7,596 stars) (1,670 forks) (13 indexed issues) (13 open good first issues)

microsoft/debug-adapter-protocolHTML

Defines a common protocol for debug adapters.

Last commit Nov 8, 2023

(1,206 stars) (106 forks) (1 indexed issue) (1 open good first issue)

microsoft/fluentui-system-iconsHTML

Fluent System Icons are a collection of familiar, friendly and modern icons from Microsoft.

Last commit May 14, 2026

(10,544 stars) (780 forks) (1 indexed issue) (1 open good first issue)

microsoft/garnetC#

Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.

Last commit May 15, 2026

(11,827 stars) (660 forks) (13 indexed issues) (13 open good first issues)

microsoft/language-server-protocolHTML

Defines a common protocol for language servers.

Last commit May 11, 2026

(12,810 stars) (956 forks) (27 indexed issues) (27 open good first issues)