surge.sh
In short: Getting listed on Surge is free, with optional paid upgrades. Plan for about 45 minutes — there is material to prepare and a review to wait on.
What they ask for: Publish a static demo or docs site from the command line and link to your main project.
Publish a static demo or docs site from the command line and link to your main project.
Free projects get a surge.sh subdomain; spam sites are removed.
Open the submission page on surge.sh and complete its form — that is the "Open submit page" link at the top of this page.
Free projects get a surge.sh subdomain; spam sites are removed.
Priority sets the band — this one is later. Cost (free + paid tier) and effort (moderate) move it within that band, which puts it in the long tail tier. The score orders a submission queue. It is not a measure of the site’s domain authority, traffic or quality.