fsf.org
In short: Getting listed on FSF Free Software Directory is free. Plan for about 45 minutes — there is material to prepare and a review to wait on.
What they ask for: Release your genuinely free-software desktop or self-hosted component with free documentation and transparent downloads, then submit a custom directory entry.
Release your genuinely free-software desktop or self-hosted component with free documentation and transparent downloads, then submit a custom directory entry.
Software must meet FSF freedom, documentation and GNU/free-OS requirements and pass administrator review; the web-only proprietary service is not eligible by itself.
Open the submission page on fsf.org and complete its form — that is the "Open submit page" link at the top of this page.
Software must meet FSF freedom, documentation and GNU/free-OS requirements and pass administrator review; the web-only proprietary service is not eligible by itself.
Priority sets the band — this one is medium. Cost (free) and effort (moderate) move it within that band, which puts it in the useful tier. The score orders a submission queue. It is not a measure of the site’s domain authority, traffic or quality.