Vanilla is a product of Lussumo:
Documentation and Support.
Not to sure if it's that important or not but the link for the Interlude isn't linked under the bottom right hand side of the comic.... I have no idea what this means, sorry. If you mean the space directly to the right of the page numbers -- the mirror of the "prev episode" link -- that's where the "next episode" link goes when you're back in the archives...
Just got back from Milton Keynes.
I wish Ariana answered my question, though. Another time, maybe.About where you can see covers what I made? I don't know that there's really enough to put them all in one place, yet...! Shivering Sands, Aetheric Mechanics, and Captain Swing are the three big ones (The latter two both out from Avatar). Other than that, most of my design work lately has been logos and tee shirts. I put some things up on Flickr... eventually...