At its Build 2025 conference, Microsoft open sourced a number of apps and tools, including a new command-line text editor for Windows called Edit. Open source software may not earn the company direct revenue, but it can serve as a form of market research — and a funnel to paid applications and services. By contributing to the open source community, Microsoft gains valuable knowledge and product suggestions, as well as ideas for future directions. Edit, which will be installed by default on Windo