Wikiquote - A free quote database built collaboratively using Wiki software, a sister project to Wikipedia.
Startup Quote - Awesome founders provide wisdom about making things
Quotefancy - Quotefancy is on a mission of turning inspiring quotes into beautiful wallpapers.
Quoteplay - A tiny app that sends you one startup quote a day.
Brainyquote - Database of quotations by topic or author.
Tuflou - Every morning wake up with the greatest mindset