The Pixel Painter is a short documentary about Hal Lasko, a 97-year-old artist who paints in Microsoft Paint. [more inside]
TIGsource is a blog about indie video games that also has a very active forum community of both amateur and professional indie game designers/programmers/artists. About two months ago one of the forum members (Daid) whipped up a tool to display the art images of a particular thread so he could find something, and it turns out it's a pretty great thing just to browse for its own sake, which you can do here. Updated once a day and, obviously, image intensive. [previous tigsource mentions]
When kevin wins, the planet loses! is a tumblr that collects pixel art from a variety of videogames to showcase the beautiful work that lies in the background of the action. [more inside]
Uno Moralez, aka Indi, produces some very disturbing pixel art (much of it definitely NSFW). [more inside]
Everyone loves pixel art.
The complete guide to isometric pixel art - from the basic line to the interior of a kitchen, now you can produce your very own eboy-scapes...