Originally published at: https://opensource.org/blog/maintainer-month-2026-celebrating-the-people-who-keep-open-source-running May is Maintainer Month once again, a time for the Open Source community to recognize, support, and celebrate the maintainers who keep critical digital infrastructure running. The Open Source Initiative (OSI) is proud to join GitHub and a global community of contributors in honoring the individuals who steward and sustain Open Source projects.