Story stuff
Troll lore
Exactly what it says on the tin - there's troll lore.
Behind the scenes
Production materials
Stuff that didn't wind up making its way into the comic for whatever reason, production sketches, unused assets for flashes, all that good stuff.
Pesterlogger
The tool I made to write pesterlogs. It exports to MSPFA and AO3 too! (old version)