Blogs and such things
Jake's Thoughts - Blog about tech, security and anime. Some cool projects too.
joppiesaus' personal website - A website with very beautiful mess and interesting blog.
unixsheikh.com - A blog about open source, Linux, BSD and programming.
Luke's Webpage - Luke Smith's website, mostly about technology and lifestyle. The guy has kinda radical views, though it's really thought provoking.
[PL/EN] Piteusz Website - Website of Piteusz, mostly about old tech. Featuring collection of software for old systems. Netscape 2.0 compatible.
Tutorials and resources
Linux Journey - "Learn the ways of Linux-fu, for free"
jperm.net - Learn how to solve Rubik's Cube. Fast.
Ruwix - Other website about Rubik's Cube and other such puzzles, with probably everything you may need. Haven't used it a lot though.
Utilities
I don't care about cookies - Browser extension which blocks cookie pop-ups. I find browsing the modern web much more enjoyable with it.
VirusTotal - Tens of antiviruses at once. In your browser.
Other
Emily's Cowboy Bebop Page - Active since 1999!
Melonland Forum - The activity is surprisingly large and the people are really friendly.