pretalx.com
In short: Getting listed on pretalx 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: Use pretalx for your genuine community conference or submit relevant talks to events that use the platform.
Use pretalx for your genuine community conference or submit relevant talks to events that use the platform.
Public pages require a real conference and accepted content; trial-only pages are not a backlink strategy.
Open the submission page on pretalx.com and complete its form — that is the "Open submit page" link at the top of this page.
Public pages require a real conference and accepted content; trial-only pages are not a backlink strategy.
Priority sets the band — this one is medium. Cost (free + paid tier) 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.