What are some alternatives?
When comparing Font Squirrel and Typekit, you can also consider the following products
Google Fonts - Making the web more beautiful, fast, and open through great typography
Fonts.com - Fonts.com provides the biggest and best selection of high quality desktop and web fonts. Try, buy and download classics like Helvetica, Univers, Frutiger, Trade Gothic and Avenir along with popular new fonts like Soho and Neo. Find your type!
Fontspace - FAST and FREE downloads of over 37,000 fonts for personal or professional uses. Fonts for Pinterest projects, DIY wedding invitations, scrapbooking and web design
Dafont - Archive of freely downloadable fonts. Browse by alphabetical listing, by style, by author or by popularity.
Open Font Library - The mission of the Open Font Library is to promote your freedoms as it relates to the use of type.
Brick - Brick is an open-source webfont service that serves fonts in their original form for high quality rendering across all browsers.