Learn a language

Various sign language courses

Note: It's much better to learn sign language in person than it is to learn it online

ASL

• ASL American Sign Language
• Bill Vicars (YouTube)
• Dr. Bill Vicars' American Sign Language (ASL) Fingerspelling Practice Site
• The Hidden Treasure of Black ASL: Its History and Structure

Courseware & syllabuses from various colleges

Note: Degree of organization and level of detail will vary

• Carnegie Mellon University OLI
• Durham University
• Florida Gulf Coast University
• MIT
• San Diego State University
• West Virginia University English department
• Yale

Helpful websites

• StimuWrite 2 (very helpful for writing with ADHD)
• University of Reddit (a helpful forum for college-related things)

Websites for free/affordable courses & books

• Academic Earth
• Alison
• Cervantes Virtual (en español)
• Coursera
• edX (has real instructors on some courses and AI for others)
• FutureLearn (the free stuff does have a time limit for finishing it though)
• Hoopla Digital
• Khan Academy
• Libby
• Manybooks.net
• Online Library of Liberty
• Openlearn
• Open Library
• OpenStax CNX
• Open2Study
• Overdrive
• Project Gutenberg
• P2P U
• Saylor
• Stanford Online
• Thriftbooks
• 2020ok

Websites for scientific articles & journals

• ArXiv
• Directory of Open Access Journals (DOAJ)
• Elsevier Open Access
• Open Access Library
• Oxford Open
• Springer Open
• Wiley Open Access

Computer science & programming

• Code Avengers
• Codecademy
• CodeHS
• Code.org
• The Code Player
• Code School
• GA Dash
• Learn Code the Hard Way
• WiBit
• w3schools

Individual textbooks and courses

• Computer science basics (full semester Harvard course; online free)
• Intro to accounting (free textbook)