luma.com
In short: Getting listed on Luma 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 your real webinar, demo or workshop with a contextual canonical link in its event details.
Publish your real webinar, demo or workshop with a contextual canonical link in its event details.
Event details and host identity must be genuine; do not create empty or duplicate promotional events.
Open the submission page on luma.com and complete its form — that is the "Open submit page" link at the top of this page.
Event details and host identity must be genuine; do not create empty or duplicate promotional events.
Priority sets the band — this one is high. Cost (free + paid tier) and effort (moderate) 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.