Y-combinator

Disqus

From small blogs to massive websites, Disqus is the easiest way to build active communities. It's free...

Heroku

A cloud PaaS that lets you focus 100 percent on your application code, not managing servers,...

Plivo

Telephony is complex. Plivo, focuses on lowering those barriers, by offering simple and powerful APIs...

dotCloud

A simple multi-language application platform. Assemble your stack from dozens of pre-configured...