How many companies use core-js vs Spin.js?

11,282 companies use core-js and 913 companies use Spin.js in our database. core-js is more widely adopted with 12.4x more companies than Spin.js.

Can I get a list of companies using both core-js and Spin.js?

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

core-js is used by 11,282companies — 12.4x more than Spin.js (913).

11,282 use core-js913 use Spin.js971 emails available

Get the full comparison

12,195 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=core-js

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