1. Massachusetts Institute of Technology (mit.edu)

• Programming Languages
• Structure and Interpretation of Computer Programs
• Mathematics for Computer Science

Aspiring computer programmers and current professionals can significantly increase their knowledge through MIT's groundbreaking OpenCourseWare program. All courses are free to everyone and include projects, assignments, lecture slides, supporting documentation, online versions of textbooks and other virtual learning materials. No registration is required.

2. The Open University (open.ac.uk)

• Computers and Computer Systems
• Representing and Manipulating Data in Computers
• Data and Processes in Computing

Britain's Open University offers a number of free computer programming courses through their OpenLean initiative. Individual courses are designed for intermediate and advanced level users and take from five to 40 hours to complete. No registration is required.

3. Open Educational Resources (oercommons.org)

• Introduction to Programming
• Concepts of Information Technology
• Computational Mechanics and Materials

OER Commons is a teaching and learning network that provides free college-level computer programming courses for everyone. There are thousands of offerings to choose from, all sorted by subject and level. Course materials include text, audio lectures, graphics, activities and labs, assignments and online textbooks. No registration is required.

4. University of Southern Queensland (usq.edu.au)

• Object Oriented Programming in C++
• Creating Interactive Multimedia

USQ Australia offers sample courses from each of its five faculties. Computer programming courses are split into modules and include examples, lectures, study schedules, reading lists and more. No registration is required.

5. University of Tokyo (u-tokyo.ac.jp)

• Computational Linguistics
• Communication Systems

University of Tokyo's OCW project is a free publication of UT course materials. There are several computer programming and computer science courses, as well as lectures and video files that have been translated into English. No registration is required.

6. Korea University (korea.edu)

• Information Security
• Internet Protocols

Korea University recently began sharing education resources through its own OpenCourseWare program. Currently, there are two courses related to computer programming. Both are translated into English and include lecture notes. No registration is required.

7. Wikibooks (wikibooks.org)

• Computer Programming Textbook
• Programming Languages Bookshelf
• Computer Science Bookshelf

Wikibooks is an open-content textbooks collection that is free to everyone. There are dozens of textbooks on computer programming, programming languages and computer science. No registration is required.

8. Land of Code (landofcode.com)

• Introduction to Computer Programming
• Java Lessons
• CSS Lessons

Landofcode.com provides free information on web development. The site features computer programming lessons, tutorials, examples, tests and references that are great for beginners and advanced programmers alike. No registration is required.

9. Web Monkey (webmonkey.com)

• Java Programming Tutorials
• JavaScript Programming Tutorials
• PHP Programming Tutorials

Web Monkey is a wonderful resource for web developers. The site has comprehensive computer programming tutorials, cheat sheets, interactive learning tools and much more. Everything is free to use and no registration is required.

10. Free Education on the Internet (free-ed.net)

• Fundamentals of Java Course
• Fundamentals of C++ Course
• Fundamentals of Visual Basic

Free-Ed.Net offers more than 180 online courses that are free to everyone. Right now, there are only a handful of computer programming courses to choose from, but they are worth checking out. Courses are complete, including text, assignments, quizzes and practice activities. No registration is required.