Steghide - Steghide is a steganography program that is able to hide data in various kinds of image- and...
HiddenMe - Hide desktop icons with a single click.
DeepSound - DeepSound is the way of hiding your message in an audio file.
Camouflage - Do you have way too many items on your desktop? Do you hate cleaning up that mess?
OpenPuff - OpenPuff is a professional steganography tool: HW seeded random number generator (CSPRNG)
Pliim - One click and be ready to go up on stage and present!