RunKit

RunKit is the best tool for prototyping server-side JavaScript. RunKit notebooks remove the friction of trying new ideas. With one click, you'll have a sandboxed JavaScript environment where you can instantly switch node versions, use every npm module without having to wait to install it, and even visualize your results.

·Developer Tools·YC Summer 2016·tracked since Sep 25, 2026

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Monthly revenue–Not shared yet

Rank–Unranked

Last 30 days–Growth in MRR

Revenue per founder–– founders

About RunKit

RunKit is the best tool for prototyping server-side JavaScript. RunKit notebooks remove the friction of trying new ideas. With one click, you'll have a sandboxed JavaScript environment where you can instantly switch node versions, use every npm module without having to wait to install it, and even visualize your results.

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