Open source releases from Microsoft
Azure Data Studio is a data management tool that enables working with SQL Server, Azure SQL DB and SQL DW from Windows, macOS and Linux.
Easy to get started sample reference microservice and container based application. Cross-platform on Linux and Windows Docker Containers, powered by .NET Core 2.2, Docker engine and optionally Azure, Kubernetes or Service Fabric. Supports Visual Studio 2017, VS for Mac and CLI based environments with Docker CLI, dotnet CLI, VS Code or any other code editor.
Open source simulator for autonomous vehicles built on Unreal Engine / Unity, from Microsoft AI & Research
A fast, distributed, high performance gradient boosting (GBDT, GBRT, GBM or MART) framework based on decision tree algorithms, used for ranking, classification and many other machine learning tasks. It is under the umbrella of the DMTK(http://github.com/microsoft/dmtk) project of Microsoft.
CoreCLR is the runtime for .NET Core. It includes the garbage collector, JIT compiler, primitive data types and low-level classes.
Botkit is the leading developer tool for building chat bots, apps and custom integrations for major messaging platforms.