How many companies use Castle vs cdnjs?

10 companies use Castle and 50,020 companies use cdnjs in our database. cdnjs is more widely adopted with 5002.0x more companies than Castle.

Can I get a list of companies using both Castle and cdnjs?

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.

cdnjs is used by 50,020companies — 5002.0x more than Castle (10).

10 use Castle50,020 use cdnjs

	Castle	cdnjs
Companies	10	50,020
Category	Analytics	CDN

Get the full comparison

50,030 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=castle

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