How many companies use Prototype vs UmiJs?

1,520 companies use Prototype and 103 companies use UmiJs in our database. Prototype is more widely adopted with 14.8x more companies than UmiJs.

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

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 1,520companies — 14.8x more than UmiJs (103).

1,520 use Prototype103 use UmiJs

	Prototype	UmiJs
Companies	1,520	103
Category	JavaScript frameworks	JavaScript frameworks

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1,623 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

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GET /api/v1/tech?name=prototype

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