Nothing hilarious here, but I hear the plain old 360 controller is a solid bet. It works well with most emulators from what I hear. I have a Logitech Dual Action, which is basically a clone of a PS2 ...
The RPCS3-Android emulator has now been updated with Bluetooth controller support. This allows you to play PS3 games on your Android device using a mobile controller, Xbox gamepad, and more. This new ...
I remember Project64 used some weird system like combinations of keys to give different analog tilts, e.g. shift + left arrow might be 50% tilt. So that certainly didn't require an analog controller.
Playing online has never felt so close to home, thanks to the Dolphin Emulator's letting you share games that used to be regulated to the couch.