RightFont - The future of font manager software for Mac OS X
What Font Is - Find any font from any image (commercial or free)
FontFont - World’s largest library of original contemporary typefaces.
FontFace ninja - A browser extension to identify and try fonts on any website
WordMark.it - If you are a font lover, here is the best platform for you named as Wordmark.
Fontsnatcher - Fontsnatcher helps you in identifying, testing and discovering new fonts and typefaces being used on the internet.