Woops, my apologies for spreading misinformation. I genuinely thought they had the trademark, but it's confirmed that they don't: https://opensource.org/pressre

Woops, my apologies for spreading misinformation. I genuinely thought they had the trademark, but it's confirmed that they don't: https://opensource.org/pressreleases/certified-open-source.php https://opensource.org/pressreleases/certified-open-source.p... Nevertheless, their Open Source Definition is reasonably respected