Angular To-Do List Tutorial by ngGirls –

SuperheroJS – Collection of great JS resources
Eloquent JavaScript:
Codecademy Glossary:
FreeCodeCamp – Free online full-stack coding school

ReactJS Program – Free React video tutorial
Code4Startup’s ReactJS for Newbies in just 1 hour – Free introduction video series

Modernizr – Check your user’s browser capability
Human JavaScript
JSBooks – The best free JavaScript resources
Learning JavaScript Design Patterns
You Don’t Know JS