Gerard't Hooft's Blog: How to Become a good theoretical Physicist
WebComic https://xkcd.com/
Draw and Get LaTeX Code Detexify
Jackson Electrodynamics Solutions!! (Thanks me later)
Jackson's Solution, another one!!
https://w.astro.berkeley.edu/~mwhite/darkmatter/reading.html
https://math.ucr.edu/home/baez/physics/Administrivia/rel_booklist.html
Will be Updated Soon! (If you have any website's suggestions that you want to add to this list, dm me or fill out the google form)