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jsr.io
In short: Getting listed on JSR is free. Plan for about 45 minutes — there is material to prepare and a review to wait on.
What they ask for: Publish your standards-based JavaScript or TypeScript SDK with generated docs, readme and project links.
Publish your standards-based JavaScript or TypeScript SDK with generated docs, readme and project links.
Package must be legitimate ESM code and comply with JSR scope, verification and publishing rules.
Open the submission page on jsr.io and complete its form — that is the "Open submit page" link at the top of this page.
Package must be legitimate ESM code and comply with JSR scope, verification and publishing rules.
Priority sets the band — this one is do first. Cost (free) and effort (moderate) move it within that band, which puts it in the highest impact tier. The score orders a submission queue. It is not a measure of the site’s domain authority, traffic or quality.