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Common Room among Y Combinator companies

Common Room was detected on 30 of 5,386 crawled Y Combinator company websites, a share of 0.6%.

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 · Visitor Identification and ABM across all groups · Common Room across every group and the wider sample

Common Room runs on these Y Combinator companies

• Athelas
• Go1
• Webflow
• Retool
• Humand
• Luciq (formerly Instabug)
• Tennr
• Plate IQ
• Jasper.ai
• Rose Rocket
• Freshpaint
• Collectly
• Exa
• Rootly
• Zuma
• Glide
• Veriff
• Flagright
• Metriport
• Superwall

20 of 30, ordered by team size, largest first.

<a href="https://installmap.com/groups/yc/common-room"><img src="https://installmap.com/badges/yc/common-room.svg" alt="Common Room runs on 30 of 5,386 crawled YC companies (0.6%)"></a>

[![Common Room runs on 30 of 5,386 crawled YC companies (0.6%)](https://installmap.com/badges/yc/common-room.svg)](https://installmap.com/groups/yc/common-room)

Other Visitor Identification and ABM tools in this group

• Apollo.io Tracker 3.2%
• RB2B 2.9%
• Vector 2.3%
• ZoomInfo WebSights 1.4%
• Warmly 1.3%
• Unify 1.2%
• Dealfront Leadfeeder 1.2%
• Snitcher 1.1%