LispWorks is really nice. I've seen some people using Dandelion with Eclipse (although never tried it myself). It's also possible to interact with SWANK in vim, if you're into such things.
> Inkscape
Wow. Never even thought of it in such a context. I'll definitely give it a try.
"Btw., quite a nice cheat sheet. What did you use to make it?"
Thanks. Inkscape.