iPhone Application Graveyard hosts a list of various iPhone applications that have been removed from Apple’s AppStore.

Algebraic Surfaces Gallery is a gallery of surfaces together with their formulae.

Refreshing Orange Slice from Beautiful High Speed Water Photography

Smart Car Redesign, just in case you didn’t find the original ugly enough.

Linux-Unix Cheat Sheets, a very good collection of cheat sheets, although it could include some more flavors of Unix.

PlayOnLinux, it’s like Cedega and CrossOver Games but it’s free software and only requires a regular wine.

When Apple Failed, an article by Forbes on 10 of Apple’s most prominent failed products.

Internet Movie Cars Database, ever seen a movie or a television show and wondered about a particular model of car you saw? This site will answer all your questions.

Flawfinder is a static analysis tool which locates security weaknesses in C/C++ code.