Photoshop tutorials:
http://psdtuts.com/
http://psdlearning.com/
Illustrator Tutorials:
http://aiburn.com/
http://www.vectordiary.com/illustrator/learn-illustrator-cs3-in-30-days/
Lighting:
http://www.itchy-animation.co.uk/tutorials/light01.htm
Perspective:
http://www.handprint.com/HP/WCL/perspect1.html
Drawing/Painting:
http://www.artshow.com/resources/index.html (General list)
http://www.dueysdrawings.com/drawing_tutorials.html (Pencil)
http://www.guidetooilpainting.com/default.html (Oils)
http://www.watercolorpainting.com/watercolor-tutorials.htm (Watercolor)
Textures
http://www.cgtextures.com/
http://www.bittbox.com/
Brushes/Fonts/Vectors:
http://qbrushes.com/
http://www.brusheezy.com/
http://dzineblog.com/2008/10/45-sites-to-download-photoshop-brushes.html (Huge list)
http://www.dafont.com/
http://www.freevectors.net/
http://www.vecteezy.com/
Stock:
http://www.sxc.hu/
http://www.everystockphoto.com/
http://www.instantshift.com/2009/03/03/40-sources-to-download-high-quality-royalty-free-stock-images/ (Huge list)
References:
http://www.posemaniacs.com/
http://thesartorialist.blogspot.com/ (Fashion clothing)
http://characterdesigns.com/ (Nudity warning)
http://www.elfwood.com/farp/hand/ (Hands)
http://thinkanatomy.com/ (Anatomy)
http://www.photo-reference-for-comic-artists.com/?id=15 (Action Poses)
Pixel art:
http://www.pixeljoint.com/pixels/links.asp?id=2192
Other/General:
http://www.itchstudios.com/psg/art_tut.htm
http://www.conceptart.org/wiki/doku.php (A plethora of different references here!)
http://www.conceptart.org/forums/forumdisplay.php?f=42
http://www.conceptart.org/forums/forumdisplay.php?f=30
http://www.adobe.com/designcenter/video_workshop/
http://www.lynda.com/
http://www.colourlovers.com/ (Share and download Palettes)
http://aviary.com/home (Online image editor for those without Photoshop)
E-books:
http://www.gutenberg.org/files/14264/14264-h/14264-h.htm (The Practice and Science of Drawing - Harold Speed)
http://www.conceptart.org/forums/showthread.php?t=94571 (Gigantor list of free books)
Art Communities:
http://www.conceptart.org/
http://www.gfxartist.com/
http://www.deviantart.com/
What a great big list compiled by a great small person. It will probably be updated and mutated and reorganized in future permutations. Recommendations for additional information is welcome and encouraged.
http://thinkanatomy.com/ (Anatomy)
http://www.photo-reference-for-comic-artists.com/?id=15 (Action Poses)
Pixel art:
http://www.pixeljoint.com/pixels/links.asp?id=2192
Other/General:
http://www.itchstudios.com/psg/art_tut.htm
http://www.conceptart.org/wiki/doku.php (A plethora of different references here!)
http://www.conceptart.org/forums/forumdisplay.php?f=42
http://www.conceptart.org/forums/forumdisplay.php?f=30
http://www.adobe.com/designcenter/video_workshop/
http://www.lynda.com/
http://www.colourlovers.com/ (Share and download Palettes)
http://aviary.com/home (Online image editor for those without Photoshop)
E-books:
http://www.gutenberg.org/files/14264/14264-h/14264-h.htm (The Practice and Science of Drawing - Harold Speed)
http://www.conceptart.org/forums/showthread.php?t=94571 (Gigantor list of free books)
Art Communities:
http://www.conceptart.org/
http://www.gfxartist.com/
http://www.deviantart.com/
What a great big list compiled by a great small person. It will probably be updated and mutated and reorganized in future permutations. Recommendations for additional information is welcome and encouraged.