The Y Combinator Database - The definitive database of YC companies with all the metrics
a database of 1317 companies who went throught the Y Combinator accelerator program between 2005 and 2017 and a whole bunch of metrics about them
The Y Combinator Database 2.0 - Everything you ever wanted to know about YC companies
The most comprehensive and up-to-date public dataset on Y Combinator companies, with all batches from 2005 to 2018. Maintained by Snappr.