Devhints
A ridiculous collection of web development cheatsheets · One-page guide to.

Hidden Tools
Discover a wide collection of tools made by the community – for you.
Bundlephobia
Bundlephobia helps you find the performance impact of npm packages. Find the size of any javascript package and its effect on your frontend bundle.
Can I use
“Can I use” provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers.
Latest features
Third party tools
- The CanIUse Embed — Add support tables to your site
- Caniuse Component — Add support tables to your presentations
- Caniuse command line tool
- Doiuse…? — Lint your CSS to check what features work
- I want to use — Select multiple features and see what % of users can use them
Test a feature
Our partnership with BrowserStack now lets you test your website for compatibility across 2,000+ real browsers and devices.
Test on:
CODELF
Best GitHub stars, repositories tagger and organizer. Search over projects from Github, Bitbucket, Google Code, Codeplex, Sourceforge.