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GitBook among Y Combinator companies

GitBook was detected on 7 of 5,386 crawled Y Combinator company websites, a share of 0.1%.

5,386 of 6,133 Y Combinator domains returned a usable record and form the denominator. 5,242 were counted from a rendered homepage crawl on 4 September 2026, 144 from a plain fetch only, and 747 returned no usable record. Company list: Y Combinator company directory. <5 means fewer than 5 crawled domains in that group.

Software used by Y Combinator companies · Developer Tools across all groups · GitBook across every group and the wider sample

GitBook runs on these Y Combinator companies

• Sully.ai
• Kenota (formerly ExVivo Labs)
• Dashworks
• Coinrule
• LifeAt
• Origami Therapeutics, Inc.
• EthosX

7 of 7, ordered by team size, largest first.

<a href="https://installmap.com/groups/yc/gitbook"><img src="https://installmap.com/badges/yc/gitbook.svg" alt="GitBook runs on 7 of 5,386 crawled YC companies (0.1%)"></a>

[![GitBook runs on 7 of 5,386 crawled YC companies (0.1%)](https://installmap.com/badges/yc/gitbook.svg)](https://installmap.com/groups/yc/gitbook)

Other Developer Tools tools in this group

• Sentry 2.3%
• New Relic Browser 0.7%
• Atlassian Statuspage 0.6%
• Datadog RUM 0.4%
• Bugsnag 0.1%
• LogRocket 0.1%