c2pa.org
In short: Getting listed on C2PA is a paid listing. Plan for about 10 minutes — it is a form plus links and assets you already have.
What they ask for: Apply through the official Linux Foundation enrollment if your tool will genuinely implement or contribute to C2PA standards.
Apply through the official Linux Foundation enrollment if your tool will genuinely implement or contribute to C2PA standards.
Strong technical fit and participation are required; acceptance and roster visibility are not a self-serve directory shortcut.
Open the submission page on c2pa.org and complete its form — that is the "Open submit page" link at the top of this page.
Strong technical fit and participation are required; acceptance and roster visibility are not a self-serve directory shortcut.
Priority sets the band — this one is high. Cost (paid) and effort (quick) move it within that band, which puts it in the high impact tier. The score orders a submission queue. It is not a measure of the site’s domain authority, traffic or quality.