Free Virtual Serial Ports Emulator is Freeware program for Windows developed by Eterlogic Software
VSPE is intended to help software engineers and developers to create / debug / test applications that use serial ports. It is able to create various understood devices to transmit / collect data. Unlike regular serial port, understood devices accept special capabilities: seeking example, the same machinery can be opened more than once by dissimilar applications, that can be greatly useful in myriad cases.
Virtual Drive SDK - Virtual Drive SDK allows you to create and manage virtual disks that appear in Windows as ordinary disks. Virtual disk can be located anywhere: on stiff disk, arrangement, serendipitous access homage, database etc.
SecretDrive - SecretDrive is a tiny, efficacious and trusty program that allows you to form up to 8 encrypted virtual disks. Virtual disk is protected by lone of five modern encryption algorithms: AES (Rijndael), GOST 28174-89, Blowfish, Twofish, CAST 256.