As we all know, almost every video game console's emulator on computer is free to use. Whereas due to copyright issues, the emulator's developer can not provide us with those corresponding BIOS files that play a vital role in the game emulation.

Kega Fusion (AKA: Fusion SEGA Emulator, or Fusion for short) is an excellent new generation of SEGA's multi-console emulator on Windows, Mac OS X and Linux platforms. It was written by Steve Snake from Germany, based on the earlier Kega and its successor Kega Lazarus.

As everyone knows, DOSBox takes the way of text-based configuration with lots of parameters, so that is absolutely not an easy thing to create the appropriate configuration for a DOS game for ordinary users. As as result, some graphical environment (AKA: frontend, GUI) tools were specially designed to complete this task, and D-Fend was once one of the outstanding graphical front ends.

The status of Fraps in players' mind can't be shaken by similar tools (AppNee thinks that excepts the Bandicam). As a classic, user-friendly, lightweight (2.5 MB), fast and stable video recorder with high definition and specially designed for DirectX and OpenGL games, Fraps has three main purposes:

PPSSPP (short for PlayStation Portable Simulator Suitable for Playing Portably) is a cross-platform and open-source emulator originally created by Henrik Rydgård (AKA: hrydgard, one of the main members in the development team of the renowned NGC/Wii emulator - Dolphin) from Sweden, in 2012. It can perfectly run the vast majority of PSP games, supports Windows, Linux, Mac OX, Android, iOS and many other mainstream computer and mobile device operating system.