I will be adding to this if, and when.
Bad Machinery. Schoolyard chums comedy – British-style! M-W-F.
Dresden Codak. Transhumanism! Erratic.
Do-Gooder Press. PS 238 and Full Frontal Nerdity! …Kind of erratic.
Erfworld. RTS world! Erratic.
Grrl Power. Super-heroines, with subtexts/deconstruction, only not bad! M-Th.
Guilded Age. Gamer Humor! M-W-F.
Lovecraft is Missing. Spooky Cthulhu Mythos! Twice weekly.
Manly Guys Doing Manly Things! …It’s complicated! Weekly.
Skin Horse. Errr… Wizard of Oz!? Velveteen Rabbit!? Daily.
Something Positive. Misanthropy! Tries for daily.
Stand Still, Stay Silent. Post-apocalyptic Scandinavian-themed horror! M-W-F.
xkcd. Math! M-W-F.
Widdershins! British historical fantasy that doesn’t suck! M-W-F.