Hermetic Stego
Hermetic Stego is a steganography program which allows you to encrypt and hide a message (the contents of any computer file) in another file so that the addition of the message to the container file will not noticeably change the appearance of that file. ... The program can be used with a user-specified stego key or with a default stego key; use of a default stego key allows sending a hidden message to another person who does not know what that stego key is. ... This program allows hiding a file of any size in one or more BMP image files, with or without the use of a user-specified...
http://www.hermetic.ch/hst/hst_setup.zip - 3Mb - Download - Screenshot

Invisible CHAOS
Stego product for Windows with a CHAOS interface and a very large hiding capacity (~100% of carrier file). Includes built-in encryption and ability to hide data within specific sub-areas of the image. Chaos uses the newest chaos logic and stream cipher. ... The program has comprehensive privacy tools, including file/folder compression and encryption, file/folder shredder. ... The program is compact, efficient and user-friendly. ... It has high speed and allows variable-length keys, making it very reliable and easy to use.
http://www.safechaos.net/DEMO/ic.exe - 349Kb - Download - Screenshot

Hiding CHAOS
Stego product for Windows with a CHAOS interface and a very large hiding capacity (~100% of carrier file). Includes built-in encryption and ability to hide data within specific sub-areas of the image. Chaos uses the newest chaos logic and stream cipher. ... The program has comprehensive privacy tools, including file/folder compression and encryption, file/folder shredder. ... The program is compact, efficient and user-friendly. ... It has high speed and allows variable-length keys, making it very reliable and easy to use.
http://www.safechaos.net/DEMO/hc.exe - 449Kb - Download - Screenshot