Microsoft

Open source projects and samples from Microsoft

Verified
We've verified that the organizationmicrosoft controls the domains:
- opensource.microsoft.com
- microsoft.com
Learn more about verified organizations
Sponsor

Get Involved

Right now, open communities are building amazing software together, and there are excellent "good first issue" opportunities, if you're looking to get involved.

Explore featured projects
Explore open source jobs at Microsoft
Apply for Azure credits for open source projects
Userepository issuesand notopensource@microsoft.com to ask questions specific to an individual Microsoftrepository.

Visitopensource.microsoft.com to learn more!

Microsoft projects adopt theMicrosoft Open Source Code of Conduct. For more information see theCode of Conduct FAQ.

PinnedLoading

vscodevscodePublic
Visual Studio Code
TypeScript 180k 37k
TypeScriptTypeScriptPublic
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
TypeScript 107k 13.2k
PowerToysPowerToysPublic
Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks
C# 127k 7.5k
terminalterminalPublic
The new Windows Terminal and the original Windows console host, all in the same place!
C++ 101k 9k
semantic-kernelsemantic-kernelPublic
Integrate cutting-edge LLM technology quickly and easily into your apps
C# 26.9k 4.4k

Repositories

Showing 10 of 7444 repositories

site-admin Public
An automation tool for tenant admins to use for automation of features/enhancements.
microsoft/site-admin’s past year of commit activity
TypeScript 9MIT 5 7 0 UpdatedDec 18, 2025
vscode-mssql Public
Visual Studio Code SQL Server extension.
microsoft/vscode-mssql’s past year of commit activity
TypeScript 1,814 555 143 21 UpdatedDec 18, 2025
msphpsql Public
Microsoft Drivers for PHP for SQL Server
microsoft/msphpsql’s past year of commit activity
PHP 1,845MIT 382 34 8 UpdatedDec 18, 2025
garnet Public
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.
microsoft/garnet’s past year of commit activity
C# 11,619MIT 626 24 (13 issues need help) 13 UpdatedDec 18, 2025
onnxruntime Public
ONNX Runtime: cross-platform, high performance ML inferencing and training accelerator
microsoft/onnxruntime’s past year of commit activity
C++ 18,704MIT 3,604 845 362 UpdatedDec 17, 2025
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 creation of high-scale high-availability and high-performance services in Rust.
microsoft/oxidizer’s past year of commit activity
Rust 28MIT 11 6 8 UpdatedDec 17, 2025
durabletask-dotnet Public
Out-of-process .NET SDK for the Durable Task Framework
microsoft/durabletask-dotnet’s past year of commit activity
C# 173MIT 53 50 27 UpdatedDec 17, 2025
microsoft-store-apppublisher Public
A GitHub Action to facilitate configuring MSStoreCLI in the workflow PATH.
microsoft/microsoft-store-apppublisher’s past year of commit activity
JavaScript 17MIT 7 1 12 UpdatedDec 17, 2025
kata-containers Public Forked fromkata-containers/kata-containers
Kata Containers is an open source project and community working to build a standard implementation of lightweight Virtual Machines (VMs) that feel and perform like containers, but provide the workload isolation and security advantages of VMs.https://katacontainers.io/
microsoft/kata-containers’s past year of commit activity
Rust 78Apache-2.0 1,353 0 20 UpdatedDec 17, 2025
ebpf-for-windows Public
eBPF implementation that runs on top of Windows
microsoft/ebpf-for-windows’s past year of commit activity
C 3,369MIT 269 243 (115 issues need help) 51 UpdatedDec 17, 2025