Microsoft Activation Scripts (MAS for short) is a short but sharp open-source KMS scripts collection for online/offline activation of Microsoft Windows and Office, and friendly to all kinds of antivirus software without being easily misidentified as malware. In this collection, the Digital License can achieve a permanent activation of Windows 10; KMS38 is able to activate Windows 10/Server until 2038; for Online KMS, the activation period for Windows/Server/Office is 180 days.

GIMP (GNU Image Manipulation Program) is is an open source, freeware, cross-platform graphic processing software, includes almost all the required functions of image editing. Since originated and popular from Linux system, GIMP is also known as Photoshop under Linux.

In simple terms, the main function of DOSBox is - with DOSBox, you can run the old and classic DOS games or software on different Windows, BeOS, Linux, Mac OS X, OS/2.... operation systems, or you can even install a Windows 3.1 in the DOSBox. "Re-live" the good old days now, with ease!

Project64 (PJ64 for short) is a free and open-source Nintendo 64 (N64) game console emulator for Windows platform. It has very high game compatibility and dispenses with the BIOS files, allows users to play the classic N64 games on the computer with ease.

MAME (Multiple Arcade Machine Emulator) is a free, open source arcade game emulator for Windows users, it is also the most familiar to players from all over the world and one of the most commonly used game emulators.