Voxengo Marquis does any form of mixing and mastering.
Pictures Software, Inc
Building slideshow video files, EXE and SCR files with your pictures and music.
Reduce the size of multiple PDF documents in batch mode.
Use Advanced JPEG Compressor to edit, correct or convert images.
You can even send the picture directly to a new email without having to save it.
PSP ISO Compressor is, well, an ISO compressor for the PSP.
Golden Compressor GCO-1 is a very good quality compressor and expander.
FASoft Compressor is a Compressor/Expander/Noise gate DirectX plug-in.
A digital compressor,acts as a real-time compressor and on recorded material.
The Glue is an analog-modeled compressor plug-in based on a buss compressor.
The Big Blue Compressor is a modern compressor with vintage qualities.
The program can morph one picture to another or make funny effects with one picture.
JpegSizer can resize picture without losses in picture quality.
Swordrain Studio, Inc.
Ascii picture designer is a professional tool for creating ascii picture!
Picture Doctor is intended to repair damaged picture files.