Launched on December 5th, 2018
Launched on September 27th, 2017
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 most comprehensive and up-to-date public dataset on Y Combinator companies, with all batches from 2005 to 2018. Maintained by Snappr.
Correction: Add the word LIKE to this sentence in the right sidebar: "See what [Slinkset's] website looked LIKE around the time of their S08 demo day."
Very good visualization of the rankings and the statistics as well. However, for something called "DB", one would expect there to be an API - maybe it exists, but I'm just being silly.