At its BUILD 2025 event today Microsoft has announced the open sourcing of its popular Windows Subsystem for Linux WSL , which allows you to run Linux within Windows, without the overhead of a virtual machine. By open sourcing WSL, Microsoft is inviting developers to make enhancements towards their needs by contributing pull requests to the WSL repository. The Windows Subsystem for Linux has been available for Windows ever since 2016. Until now, it has been distributed under a proprietary lic
