Microsoft
Open source, from Microsoft with love
Bond is a cross-platform framework for working with schematized data. It supports cross-language de/serialization and powerful generic mechanisms for efficiently manipulating data. Bond is broadly used at Microsoft in high scale services.
Git repo for SQL Server Reporting Services samples and community projects
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
TextMate grammar files for TypeScript for VS Code, Sublime Text, and Atom.
Objective-C for Windows
VC++ Packaging Tool
Open edX on Azure Tools
ChakraCore is the core part of the Chakra Javascript engine that powers Microsoft Edge
Build projects required for DSC (Desired State Configuration)
orca
Forked from spinnaker/orcaorchestration engine
Build projects required for SCXCore (Operations Manager) agent
Thrift for Android that saves you methods
Developer samples for developing mobile experiences
The Visual Studio MI Debug Engine ("MIEngine") provides an open-source Visual Studio Debugger extension that works with MI-enabled debuggers such as gdb, lldb, and clrdbg.
.NET reliability and stress test tooling
IaaS and PaaS VM Provisioning
The Visual F# compiler and tools
Microsoft’s Corporate, External, and Legal Affairs (CELA) group, in partnership with the Office extensibility team, developed Matter Center for Office 365 -- a document management and collaboration solution built using the Office app development model, Azure and Sharepoint.