Focus and Sharpening Software and Plug-ins
Focus Magic (Win)
[Standalone or plug-in] Image processing software to refocus and sharpen blurred photos. Also includes filters to defocus, increase resolution, remove speckles, and descreen. Shareware - $39US.
This plug-in removes focus blur, enhances blow-ups, and restores detail. US$57.
Intellisharpen Plugin (Win/Mac)
[Plug-in] Sharpens images without sharpening noise and artifacts. Provides "haloless sharpening, edge-sharpening, mode sharpening, lab sharpening and more with the press of a button... comes with fourteen (14) built-in intensity options from lowest to highest and is compatible with low and high ISO files." For Photoshop Elements 1 and 2, Photoshop 6.0, 7.0 or higher.
PhotoKit SHARPENER (Win)
[Plug-in] "From capture to output, PhotoKit SHARPENER intelligently produces the optimum sharpness on any image, from any source, reproduced on any output device. But PhotoKit SHARPENER also provides the creative controls to address the requirements of individual images and the individual tastes of users. PhotoKit Sharpener is priced at $99.95." For Photoshop 6.0 and up.
PhotoWiz FocalBlade (Win)
[Plug-in] FocalBlade lets you sharpen your photos for screen display and print as well as produce great looking blur, soft focus and glow effects. It is a Photoshop-compatible plugin which can be used in Photoshop, Paint Shop Pro, PhotoImpact, Photo-Paint, Fireworks and Photoshop Elements. It works with 8bit and 16bit RGB images. Currently for Windows only. A Mac version is planned.