Tutorials & Courses
Defense Language Institute Thai Basic Course - A very in depth course from the Defense Language Institute. Below are links to the different parts of the course.
FSI Thai - The same course used by the U.S. government to train diplomats. This course is now available in digital format thanks to a community effort.
Learning Thai - Tons of information to help you study Thai.
The Fundamentals of the Thai Language - A great online book with lots of great information.
Peace Corps Lessons - Basic lessons with audio from the Peace Corps.
Interesting Reading Practice
Daily News - Online News.
Kom Chad Luek - Online News.
Krungthep Turakij - Online News.
Thai Bible - The Thai Bible available in PDF format.
Thairath Daily - Online News.
Wikipedia - Wikipedia in Thai. If online news isn't interesting enough for you, you can search for whatever you like on Wikipedia.
Things To Listen To
China Radio International - Lots of audio is available from China. An interesting resource from a different perspective.
Global Recordings Network - Provides several free Christian audio recordings. A great resource.
Thai Internet Radio - A large list of online radio stations that broadcast in Thai.
Radio Japan - Daily news from Japan in Thai. An interesting way to practice your Thai.
SBS Radio - Offers short audio files covering various subjects.
Voice of America - Interesting audio and reading practice from Voice of America.
Other Thai Resources
Digital Dialects - This website offers basic vocabulary and games to help you practice.
Linguanaut - A useful collection of basic phrases.
Thai Language - General information about the Thai language from Wikipedia.
Thai-Language.com - Lots of general information and help for learning Thai.
Thai Language & Culture Learning Resources - Lots of Thai Resources.