Seeing Simulation & Deconvolution -- GPL implementation of a seeing simulator & deconvolution via Cross-spectrum & Bi-spectrum. Features operational information, sample output & download. Visit

Quantum Image -- [commercial - Win95/98/NT] Image restoration program, it can restore & enhance defect images (ex. out of focus & noise). Visit

IDL - Interactive Data Language -- [commercial - multiplatform] Data analysis, visualization, & cross-platform application development software. Visit

Auriga Imaging -- Auriga Imaging's program RegiStar automatically registers (aligns) astrophotos -- no user intervention required. Visit

Picture Window Image Editing Software -- Picture Window is a popular tool among serious amateur astrophotographers. By Digital Light & Color. Visit

ISDA - Irregularly Spaced Data Analysis -- [Free - MSDOS, dosemu] Program to analyse irregularly spaced time series - variable star light curves. Visit

AIPS++ -- [open source - Unix, WinNT] The next generation AIPS software. Visit

AIPS - Astronomical Image Processing System -- [open source - Unix, & VMS] A software package for interactive (and, optionally, batch) calibration & editing of radio interferometric data & for the calibration, construction, display & analysis of astronomical images made from those data using Fourier synthesis methods. Visit

PV-WAVE -- [commercial - multiplatform] Advanced visual data analysis software. Visit

SuperFix/MegaFix -- [commercial - DOS, Win3.1] CCD image processing software for amateur astronomers. Handles most file & camera formats. Allows tricolor imaging & 'track-and-stack as well'. Visit

Registax -- Registax is a freeware tool that registers, stacks & processes image sequences. The program accepts either BMP's or AVI-files as input & will save the results as BMP or FITS. Visit

MIIPS -- [open source - OpenVMS/Unix] Multipurpose Interactive Image Processing System does astronomical image analysis. The main package runs on OpenVMS, but many subsets can run on Unix. All source code is provided. Visit

AstroArt -- [commercial, demo available - Win95/98/NT] A complete software product for analysis & processing of astronomical images. Right. With the built-in star atlas based on the Guide Star Catalogue, it's also possible to perform astrometric & photometric calibration on your images. Visit

MIRIAD - Multichannel Image Reconstruction, Image Analysis & Display -- [open source - Unix, VMS] A toolbox in the form of an environment with a large set of moderate-sized programs which perform individual tasks involving calibration, mapping, deconvolution & image analysis of interferometric data. Visit

ESO-MIDAS: Image Data Analysis System -- [open source - Linux/Unix, VAX/VMS/OpenVMS] General tools for image processing & data reduction with emphasis on astronomical applications including stellar & surface photometry, image sharpening & decomposition, as well as imaging & special reduction packages for ESO instrumentation. Visit

CCDSoFT -- Image processing & camera control software providing control for CCD cameras, performing image processing, data reduction, & scripted data acquisition. Visit

IRAF - Image Reduction & Analysis Facility -- [open source - Unix, OpenVMS] A general-purpose software system for the reduction & analysis of astronomical data. IRAF is written & supported by the IRAF programming group at the National Optical Astronomy Observatories (NOAO) in Tucson, Arizona. Visit

MaxIm DL -- [commercial, demo available - Win95/98/NT/2000] Image processing & CCD camera control software for astronomical imaging. Supports Apogee, Celestron, FLI, HiSIS, Meade, SBIG, & Starlight Xpress CCD cameras; video cameras, autoguiders, and filter wheels. ASCOM compliant. Visit