HTML, CSS and JavaScript demo - Liveweave
Website Resources - Editors/Generators
Like Button Rating for Website - LikeBtn
HTML Comment Box - Hosted Website Comments!
BawkBox - Don’t build from scratch
Layout Builder
Poll Creator
CSS Grid Generator
Online Text generator Lorem Ipsum Copy
JSFiddle
Notepad++
Loripsum
Lorem-Ipsum (the best one IMO)
Online HTML Editor
Favicon Generator
CSS Portal
CodePen
BBBootstrap
Angelica's HTML Editor