How many companies use Bootstrap vs ExtJS?

94,448 companies use Bootstrap and 25,863 companies use ExtJS in our database. Bootstrap is more widely adopted with 3.7x more companies than ExtJS.

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

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.

Bootstrap is used by 94,448companies — 3.7x more than ExtJS (25,863).

94,448 use Bootstrap25,863 use ExtJS

	Bootstrap	ExtJS
Companies	94,448	25,863
Category	UI frameworks	JS Framework

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120,311 companies with emails, tech stacks, and contacts

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GET /api/v1/tech?name=bootstrap

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