YC 5 startups
YC Summer 2008
Every company from Y Combinator's Summer 2008 batch.
Last updated
2026-09-02
BackType
BackType was an analytics company acquired by Twitter in 2011
SaaSData Engineering
Open Jobs —
Team —
Founded 2012
CL
Cloudant
NoSQL Database-aaS. Acquired by IBM in 2014. Now IBM Cloud Data…
Open Jobs —
Team 51
Founded 2012
JU
JustSpotted
Acquired by Google in 2011
Artificial IntelligenceML
Open Jobs —
Team 2
Founded 2012
Poll Everywhere
Interactive meetings and presentations
SaaS
Open Jobs —
Team 70
Founded 2012
Posterous
Dead simple blogs by email
Email
Open Jobs —
Team 11
Founded 2012
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AdGrok
Easy SEM software. Acquired by Twitter in 2011.
AnalyticsAdvertising
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Team 2
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Supabase
Build in a weekend. Scale to millions.
Developer ToolsOpen SourceBig Data
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Team 120
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NE
Neon
Serverless Postgres with branching.
DatabaseServerlessPostgres
Open Jobs 6
Team 50–100
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PostHog
The single platform to analyze, test, observe, and deploy new features
Developer ToolsB2BOpen Source
Open Jobs 11
Team 150
Founded 2020