1)   JPEG Lossless Resave Photoshop Plug-in 1.5
Better JPEG Lossless Resave plug-in for Adobe Photoshop is a tool designed to avoid recompression loss when editing and resaving JPEG images in Photoshop.

 2)   SignalLab VC++ 3.1
The SignalLab is a set of Visual C++ components for fast Digital Signal Processing (DSP) and data visualization. They allow fast complex signal manipulations with zero lines of program code. Free for non-commercial use.

 3)   BetterJPEG 1.7.2.0
BetterJPEG is a JPEG editor specifically designed to avoid recompression loss when editing and resaving photos. Rotation, flip, crop, red eye removal, date/text/EXIF data imprint and more. Batch processing of images.

 4)   SignalLab VCL 3.1
Delphi/C++ Builder VCL components library for fast Digital Signal Processing (DSP) and data visualization. Allows fast complex signal manipulations with zero lines of program code. Free for non-commercial use.

 5)   SignalLab .NET 3.1
The SignalLab is a set of .NET 2.0 components for fast Digital Signal Processing (DSP) and data visualization. They allow fast complex signal manipulations with zero lines of program code. Free for non-commercial use.

 6)   Sevana Image Compressor 1.1
Sevana Image Compressor is a tool providing advanced compression for different types of images. Compression ratio and quality are comparable with JPEG2000 and wavelet algorithms. Unique compression technologies also encryped compressed images.