GreenCastle.Newgrounds - My Newgrounds profile & blog.

GreenCastleBlock.YouTube - My YouTube Channel about chess.

GreenCastle.Facebook - My Facebook page.

8bitrocket.com - Blog about making old-school games w/ Flash.

senocular.com/flash - ActionScript 3 (Flash 9) tutorial.

flasharp.blogspot.com - Kyle Sebestyen, fellow Flash/C# developer.

degraeve.com - Site with some cool software tools, especially for working with images.

rexswain.com/httpview - I use this tool to explore links I don't trust.

ajaxload.info - Generate custom throbber images for use in AJAX applications.

pixlr.com/editor/ - Photoshop-like image editing online. Convenient!

FICS - Traditional ICS. Sign up and play chess online with others.

Chessgames.com - Online database and chess discussion community.

Evanston Chess - Evanston Chess Club (my local club) website.

The Kenilworthian - Vast array of interesting chess articles and replayable games.

Chessvideos.tv - Another online community with learning resources.

Chicago Chess Blog - Bill Brock's blog.

ChessOK Opening Tree - Cool online tool for checking opening move sequences quickly.

ChessOK Online Tablebase - Similar tool for 6-piece endgames.

ChessTempo PGN Viewer - Enter a PGN and look at the game quickly online.

ChessPo.st - Paste PGN files online very quickly to share them. Neat.

fantasyanime.com - Has fan-translated RPG ROMs, screenshots, and MIDIs.

8bdaily.blogspot.com - As the title suggests, a blog about 8-bit music.

cinemassacre.com - Home of fellow old-school gamer James Rolfe, a.k.a. the Angry Video Game Nerd.

Kirupa RPG Tutorial - Good summary of what distinguishes the RPG from other game genres.

qwantz.com - The daily adventures of T-Rex and friends have given my life new meaning.

questionablecontent.net - Excellent webcomic. Occasionally NSFW.

xkcd.com - Sometimes over my head, but very clever humorist. Makes fun of Apple and Wikipedia a lot.

icanhascheezburger.com - LOLcats. Accept no substitute.

oddlyspecific.com - Really funny (sometimes intentionally) signage.