How many companies use ExtJS vs Fera?

25,863 companies use ExtJS and 512 companies use Fera in our database. ExtJS is more widely adopted with 50.5x more companies than Fera.

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

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.

ExtJS is used by 25,863companies — 50.5x more than Fera (512).

25,863 use ExtJS512 use Fera

	ExtJS	Fera
Companies	25,863	512
Category	JS Framework	Other

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26,375 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

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GET /api/v1/tech?name=extjs

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