Coursacado - Framework and Library courses

Many free programming courses and tutorials to find here.

Frameworks

Javascript:

Hongkiat.com - Node.JS Tutorial

W3Schools- AJAX Tutorial

HTML/CSS:

W3Schools- Bootstrap 3 Tutorial

sass-lang.com - Sass Tutorial

Ruby:

Codecademy- Ruby on Rails Course

Railstutorial.org- Ruby on Rails Tutorial (online book)

Libraries

Javascript:

Codecademy- AngularJS Course

W3Schools- AngularJS Tutorial

Guru99- AngularJS Tutorial

W3Schools- jQuery Tutorial

Codecademy- jQuery Course

Tuts+ - jQuery tutorial

KnockoutJS.com- KnockoutJS Tutorial