How many companies use ExtJS vs Prototype?

17,779 companies use ExtJS and 74,967 companies use Prototype in our database. Prototype is more widely adopted with 4.2x more companies than ExtJS.

Can I get a list of companies using both ExtJS and Prototype?

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.

Prototype is used by 74,967companies — 4.2x more than ExtJS (17,779).

17,779 use ExtJS74,967 use Prototype

	ExtJS	Prototype
Companies	17,779	74,967
Category	JS Framework	JavaScript frameworks

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92,746 companies with emails, tech stacks, and contacts

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GET /api/v1/tech?name=extjs

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