- CSS Tricks (lots of CSS of course, but other front-end dev stuff too)
- 2ality (JS-focused)
- CSS Wizardry
- Kirupa
- David Walsh Blog
- Pony Foo
- Tuts+ Web Dev Tutorials
- HTML & CSS on Sitepoint
- JavaScript on Sitepoint
- Jake Archibald's Blog
- Philip Walton's Blog
- Nolan Lawson's Blog
- Remy Sharp's Blog
- Sara Soueidan's Blog
- Smashing Magazine
- JavaScript Playground