Google Fonts - Making the web more beautiful, fast, and open through great typography
Operator - Looking for something? Make a request and we'll find it.
Fontspace - Free downloads of 70,000+ legally licensed fonts that are perfect for your design projects. The best place in the universe to search for amazing fonts.
M+ 1m - Download and install the M+ 1m free font family by M+ Fonts as well as test-drive and see a complete character set.
Dafont - Archive of freely downloadable fonts. Browse by alphabetical listing, by style, by author or by popularity.
Inconsolata - OSX, Productivity, Design, Typography, powerline, and Fonts