Qrvey - Embedded Analytics built exclusively for SaaS applications.
The Y Combinator Database - The definitive database of YC companies with all the metrics
DevicePilot - DevicePilot is a universal cloud-based software service allowing you to easily locate, monitor and manage your connected devices at scale.
Startup School - How to start a startup, by Y Combinator
Syndigo - Syndigo is an online management platform that provides access to the world’s biggest global content database of digital information.
Apply to YC (Y Combinator) - Curated collection of resources for founders applying to YC.