What are some alternatives?
When comparing Typekit and Fonts.com, you can also consider the following products
Google Fonts - Making the web more beautiful, fast, and open through great typography
Font Squirrel - Font Squirrel scours the internet in search of FREE, highest-quality, designer-friendly, commercial-use fonts and presents them for easy downloading. We don't have the most, but we do have the best.
Dafont - Archive of freely downloadable fonts. Browse by alphabetical listing, by style, by author or by popularity.
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
Brick - Brick is an open-source webfont service that serves fonts in their original form for high quality rendering across all browsers.
NexusFont - Choose and manage your fonts with Nexus Font.