The Startup Way - The new book from Eric Ries, author of The Lean Startup
Qrvey - Embedded Analytics built exclusively for SaaS applications.
UI Playbook - The documented collection of UI components
AnswerRocket - AnswerRocket is a search-powered analytics that makes it possible to get answers from business data by asking natural language questions.
50 UI Tips - Improve your UI/UX skills in an hour, for free
Syndigo - Syndigo is an online management platform that provides access to the world’s biggest global content database of digital information.