Cheatbook DataBase - CheatBook DataBase 2012 - The encyclopedia of game cheats.
DeHashed - DeHashed is the largest & fastest data breach search engine.
PCGamesTorrents - PCGamesTorrents is the fastest-growing torrent site designed for downloading PC games easily and quickly.
LeakCheck - Data breach search engine, low price starting from $10/mo, one email address for free, unlimited API, 7B+ entries
Cheat Engine - Cheat Engine is an open source memory scanner/hex editor/debugger for Windows.
Snusbase - The industry leading database lookup.