How many companies use HTTP/3 vs Slick?

199,043 companies use HTTP/3 and 38,140 companies use Slick in our database. HTTP/3 is more widely adopted with 5.2x more companies than Slick.

Can I get a list of companies using both HTTP/3 and Slick?

Yes. AgentData tracks companies using both tools. Sign up free to access the full list with emails, tech stacks, and contacts via CSV or API.

HTTP/3 is used by 199,043companies — 5.2x more than Slick (38,140).

199,043 use HTTP/338,140 use Slick

	HTTP/3	Slick
Companies	199,043	38,140
Category	Miscellaneous	JavaScript libraries

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237,183 companies with emails, tech stacks, and contacts

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GET /api/v1/tech?name=http-3

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