DreadStar - my current game project (retro pixel art shmup). Go check it out!
Indie Retro News - Great website with regular articles about retro games
Retro Sanctuary - Full of features such as tops for a lot of retro consoles, game comparisons, etc.
racketBoy - Defining games, hidden gems, games that pushed the consoles limits...
VgJunk - Lots of indepth articles about games.
The Cutting Room Floor - Unused / cut material, debug info, version differences, Game Genie / Action replay info, etc.
Hardcore Gaming 101 - Lots of features and original articles. I'm linking the old website that's not updated because it has lots of contents.
Video Game Critic - Tons of reviews for retro games. Website design will make you travel back in time, too!