TradeSkillMaster for 3.3.5a. WIth Download Link.
So i was looking for addons on github for wotlk and after search found this repo. That has been updated last 5 month ago. Got curious. Downloaded and it seem to be working.
I saw couple of threds on forum about TSM tried many versions and they all failed. but this is working . atlest for me with all modules.
https://github.com/Irame/TSM_WOTLK - Link to addon.
https://github.com/Irame/TSM_WOTLK/archive/master.zip - Direct Link to addon.
PS: Thanks Irame (https://github.com/Irame) for backporting this addon. if you play on warmane give me a sign :)
Cheers.