ACProtect is an application that allows you to protect Windows executable files(PE files) against piracy. Using public keys encryption algorithms (RSA) to create and verify the registration keys and unlock some RSA key locked code. It has an Embedded Protector against file dumping and unpackers. It also has many anti-debug tricks with specialized API system. Mutual communication between loader and application can also be achieved!

ABC is a software that backup files automatically when there are changes made to the files in a specified directory and show the difference of files in a friendly interface. All files are backup into a standalone file that can be compressed and encrypted with password. ABC also provide a friendly interface to show the difference of the backup files especially the same file of different versions. And all backup files can be restored.