Microsoft GitHub Repositories (2026) · Open Source Tools

Open-source Windows and Office activator featuring HWID, Ohook, TSforge, and Online KMS activation methods, along with advanced troubleshooting.

We're rebuilding and open-sourcing the world’s software from scratch.

Unofficial Microsoft Teams for Linux client

Visual Studio Code

Go language library for reading and writing Microsoft Excel™ (XLAM / XLSM / XLSX / XLTM / XLTX) spreadsheets

Data API builder provides modern REST, GraphQL endpoints and MCP tools to your Azure Databases and on-prem stores.

This is a repository for Microsoft Power Automate, Power Apps, and Azure Logic Apps connectors

Experimental and pre-release tools for .NET MAUI

DacFx, SqlPackage, and other SQL development libraries enable declarative database development and database portability across SQL versions and environments. Share feedback here on dacpacs, bacpacs, and SQL projects.

Easily generate and modify .docx files with JS/TS with a nice declarative API. Works for Node and on the Browser.

.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

OneDrive Client for Linux

This repository is for active development of the Azure SDK for .NET. For consumers of the SDK we recommend visiting our public developer docs at https://learn.microsoft.com/dotnet/azure/ or our versioned developer docs at https://azure.github.io/azure-sdk-for-net.

The Microsoft Build Engine (MSBuild) is the build platform for .NET and Visual Studio.

The DirectX Tool Kit (aka DirectXTK) is a collection of helper classes for writing DirectX 11.x code in C++

PeachPie - the PHP compiler and runtime for .NET and .NET Core

The azure-quantum python package submits jobs to the Azure Quantum service.

.NET for Apache® Spark™ makes Apache Spark™ easily accessible to .NET developers.

Microsoft Drivers for PHP for SQL Server

This repository is for active development of the Azure SDK for Go. For consumers of the SDK we recommend visiting our public developer docs at: