Librarian Chick mantiene una excelente lista de recursos educativos organizados en las siguientes categorías.

Books/Audio books
Calculators/Mathematics
Class Management/Worksheets
Collaboration/Social Networking
College/Student Loans
Computers and Technology
Culture, Arts and Music
Dictionary/Thesaurus
Foreign Language
GPA Calculators
Graphs/Presentation
Highlighters/Web Annotation
History/Geography
Home Library
Lectures/Speeches
Memorization
Notes/Forms/Writing
Online Learning/OpenCourseWare
Organization
Poetry/Quotes
Reference/Research
Science/Space
Test Taking/Prep

También, mantiene un wiki sobre software de código abierto y freeware relevante al mundo educativo:

3D Graphics
Anti-Spyware/Anti-Virus/Anti-Rootkit
Audio/MP3/Podcast
Browsers/Plugins
Business/Finance/Office
Calendar/Events/Reminders
CD & DVD Burning/Ripping
Communication/Email/SMS
Design/Image Tools/Font Tools
Desktop Enhancement
Download Management/FTP/P2P
Educational/Reference
File Conversion
Fractal Generators
Games/Fun/Entertainment
Internet/RSS/Search/Bookmarks
IS/IT/File [...]