Cheatsheets

cheat-sheets.org

All cheat sheets, round-ups, quick reference cards, quick reference guides and quick reference sheets in one page. The only one you need.

devdocs.io

DevDocs combines multiple API documentations in a fast, organized, and searchable interface.

htmlcheatsheet.com

HTML Cheat Sheet contains useful code examples and web developer tools, markup generators and more on a single page. Switch to other web developer sheets, like CSS or JavaScript.

quickRef.me

Here are some cheatsheets and quick references contributed by open source angels.

overapi.com

OverAPI.com is a site collecting all the cheatsheets,all!

codehouse

Code House is the all-in-one storehouse for developer cheatsheets made up of 300+ curated cheatsheets from 230+ sources