YC W09
3 dead or acquired startups from batch W09 with completed research reports.
Every startup playbook in our database, ready to build
Each deep-dive includes a post-mortem, step-by-step rebuild plan, and a technical spec you can paste straight into Claude Code, Cursor, or Lovable.
W09
Acquired
CL
Cloudkick
Cloudkick is system to manage cloud servers, such as the Rackspace Cloud and Amazon's EC2. Cloudkick provides an easy to use monitoring/alerting solution to support your production infrastructure on the cloud. Cloudkick also gives you a window into your cloud deployment by providing detailed graphs on the health of your servers, and tools to categorize and keep information about what each server is doing. Cloudkick's mission is to make cloud servers easy to use, where ever the customer needs them.
W09
Acquired
Heyzap
Advertising
Heyzap (acquired by Fyber for $45m in 2016) is one of the largest…
W09
Acquired
reMail
Email
Email search for iPhone. Acquired by Google in Feb 2010.