http://5qyku5l37gdbmwzbu5pad2t5kriflysgsnzrwgpjw3iybvgcpixaiiqd.onion/darknetpedia.html
No explicit policies, but UI shows many empty categories but no empty categories for fraud or gun items, so I presume those were not permitted. Pandora 2013-10-21 - 2014-08-19 See “Forbidden Items on PANDORA”. Pandora has had 2 hacks: the first was a rogue moderator using an admin account, and the second was a loss of half the centralized escrow (repaid by levying extraordinary transaction fees).