Not really a Dharmma tradition, but what do you people think about this book and Franz Bardon? I'm not familiar with this stuff, but I'm hearing amazing things from people doing the work that the book proposes.
I'm curious about what the community has to say about this!

http://www.martinismeoperatifquebec.org/initiationhermetics.pdf

I've heard good things about his work from advanced magicians. Never tried much from the continental branch of the hermetic tradition myself though.

Are you into martinism? Great link.