Books to learn Thai
https://ressources.learn2speakthai.net/
http://www.thaibooks.net/books/
Learn Thai online
https://www.everyday-thai.com/learn_thai_online/
https://www.loecsen.com/en/learn-thai
Translate English Thai
https://translate.google.com/?hl=en#view=home&op=translate&sl=en&tl=th
Translate Thai English
https://translate.google.com/?hl=en#view=home&op=translate&sl=th&tl=en&