One is the slot manufacturers, when they publish lists of installed games, which some do. That said, there are some sources that you can expect to be reliable. Unfortunately, and increasingly, casinos are evolving their casino floors faster to respond to competition and player tastes than ever before, so keeping up with this data proves to be more challenging than most websites can keep up. There are a lot of websites nowadays that claim to help you find slots, claiming slot locators or lists submitted by readers.