Launched in 2011, Atom is a free and open-source text and source code editor for software developers working on a range of operating systems.

Moolenaar's open-source text editor Vim was released in 1991 but is still being used and updated to this day.

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.

Foundational work on combining open source XML technologies with robust content management systems has laid the groundwork for seamless data exchange and interoperable library services [2].