IRIS a nice free astronomical images processing software

[oops66]

IRIS is a powerful and free astronomical (or else) images processing software:

with FITS 48 bits support, a lot of tools and filters,...:
Like "Deblurring tools", before-->after ...

http://www.astrosurf.com/buil/iris/new533/new533_us.htm
In English:
http://www.astrosurf.com/buil/us/iris/iris.htm
In French:
http://www.astrosurf.com/buil/iris/iris.htm