Planner Manor

Whew, that took ages to optimise, remember not to do something if you're going to take that path later.

Roskoe

Pinwheel Peril

Many tries gradually cutting steps out a bit at a time.

Bob and Weave

Curiously tricky, can't get better than 2 off.

Loft

13 Floors Up

Turbo

Hypercube

Polaris

Crypt

Really nice concept. It untangles very quickly if you look at a few key spots and reason out their presences, but it's also just  fun to bump around for awhile.

VisD

Quarkier

It took a long time to optimise that one!

Quark

First lot of attempts and I couldn't find it, second time around I found I'd been moving things unnecessarily and got it.