JPEG Lossless Resave Photoshop Plug-in
The Better JPEG Lossless Resave plug-in eliminates the loss caused by JPEG re-compression, and is specifically developed to enable editing and resaving of JPEG images in Adobe Photoshop.
BetterJPEG Team
Better JPEG photo editor
BetterJPEG is a lossless JPEG photo editor that allows users to rotate, crop, adjust brightness and color, and remove red-eye without compromising image quality. It also has features for adding text, dates, and EXIF information, and can process images in batches.