HTML & CSS:

Net Ninja HTML Tutorial: https://www.youtube.com/playlist?list=PL4cUxeGkcC9ibZ2TSBaGGNrgh4ZgYE6Cc

The 2019 Frontend Developer Crash Course - HTML & CSS Tutorial for Beginners: https://www.youtube.com/watch?v=8gNrZ4lAnAw

W3Schools: https://www.w3schools.com/

DarkCode: https://www.youtube.com/channel/UCD3KVjbb7aq2OiOffuungzw/playlists

CSS Tricks: https://css-tricks.com/

Bootstrap:

Bootstrap Official Documentation https://getbootstrap.com/docs/4.3/getting-started/introduction/

Responsive Bootstrap Website Start To Finish with Bootstrap 4, HTML5 & CSS3 https://www.youtube.com/watch?v=9cKsq14Kfsw&t=2007s

Bootstrap 4 in 2018 - Free Crash Course of 4.0.0 https://www.youtube.com/watch?v=hnCmSXCZEpU&t=1263s

Bootsnip: https://bootsnipp.com Start Bootstrap: https://startbootstrap.com/

JavaScript:

JavaScript tutorial Net Ninja: https://www.youtube.com/watch?v=qoSksQ4s_hg&list=PL4cUxeGkcC9i9Ae2D9Ee1RvylH38dKuET

Javascript Tutorial Mosh Hamedani: https://www.youtube.com/watch?v=W6NZfCO5SIk

Learn JavaScript - Full Course for Beginners https://www.youtube.com/watch?v=PkZNo7MFNFg

Udacity Tutorial https://www.udacity.com/course/front-end-web-developer-nanodegree--nd0011

Javascript DOM:

JavaScript DOM Tutorial- Net Ninja https://www.youtube.com/watch?v=FIORjGvT0kk&list=PL4cUxeGkcC9gfoKa5la9dsdCNpuey2s-V

Ajax Tutorial:

JSON and AJAX Tutorial: With Real Examples https://www.youtube.com/watch?v=rJesac0_Ftw

AJAX Crash Course (Vanilla JavaScript) https://www.youtube.com/watch?v=82hnvUYY6QA&t=122s

Angular:

Angular Tutorial for Beginners Mosh Hamedani https://www.youtube.com/watch?v=k5E2AVpwsko

Learn Angular 8 from Scratch for Beginners - Crash Course https://www.youtube.com/watch?v=_TLhUCjY9iA

Angular.io Tour of Heroes https://angular.io/tutorial

TypeScript:

Learn TypeScript in 50 Minutes - Tutorial for Beginners https://www.youtube.com/watch?v=WBPrJSw7yQA

Traversery Media: Typescript tutorial for beginners https://www.youtube.com/watch?v=rAy_3SIqT-E

JavaScript Applications: