Microsoft open sources a command-line text editor and more at Build

At its Build 2025 conference, Microsoft unveiled several open-source tools aimed at enhancing developers' workflows, including a new command-line text editor for Windows called Edit, plans to open source GitHub Copilot within VS Code for AI-powered coding assistance, and availability of the Windows Subsystem for Linux (WSL) source code to boost cross-platform development flexibility. These initiatives underscore Microsoft's commitment to fostering innovation through collaboration and developer-centric advancements.