CCDSoFT
- Image processing and camera control software providing control for CCD cameras, performing image processing, data reduction, and scripted data acquisition.
- http://www.bisque.com/Products/CCDSoft/

AstroArt
- [commercial, demo available - Win95/98/NT] A complete software product for analysis and processing of astronomical images. With the built-in star atlas based on the Guide Star Catalogue, it is also possible to perform astrometric and photometric calibrat
- http://www.msb-astroart.com/

Voyager Image Display
- A shareware Windows 95/98/NT/2000 based image processing program that can read and enhance images from various NASA spacecraft.
- http://members.optusnet.com.au/serpentis

Picture Window Image Editing Software
- Picture Window is a popular tool among serious amateur astrophotographers. By Digital Light & Color.
- http://www.dl-c.com

Registax
- Registax is a freeware tool that registers, stacks and processes image sequences. The program accepts either BMP's or AVI-files as input and will save the results as BMP or FITS.
- http://aberrator.astronomy.net/registax

MIRIAD - Multichannel Image Reconstruction, Image Analysis and 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 and image analysis of interferometric data.
- http://bima.astro.umd.edu/miriad/

ISDA - Irregularly Spaced Data Analysis
- [Free - MSDOS, dosemu] Program to analyse irregularly spaced time series - variable star light curves.
- http://jupiter.aai.ee/~pelt/soft.htm

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.
- http://www.chara.gsu.edu/~gudehus/miips.html

Auriga Imaging
- Auriga Imaging's program RegiStar automatically registers (aligns) astrophotos -- no user intervention required.
- http://www.aurigaimaging.com

Quantum Image
- [commercial - Win95/98/NT] Image restoration program, it can restore and enhance defect images (ex. out of focus and noise).
- http://www.quantimage.com

Seeing Simulation and Deconvolution
- GPL implementation of a seeing simulator and deconvolution via Cross-spectrum and Bi-spectrum. Features operational information, sample output and download.
- http://www.infis.univ.ts.it/~chri/seeing/index.html

MaxIm DL
- [commercial, demo available - Win95/98/NT/2000] Image processing and CCD camera control software for astronomical imaging. Supports Apogee, Celestron, FLI, HiSIS, Meade, SBIG, and Starlight Xpress CCD cameras; video cameras, autoguiders, and filter w
- http://www.cyanogen.com

PV-WAVE
- [commercial - multiplatform] Advanced visual data analysis software.
- http://www.vni.com/products/wave/

IDL - Interactive Data Language
- [commercial - multiplatform] Data analysis, visualization, and cross-platform application development software.
- http://www.rsinc.com/idl/

AIPS++
- [open source - Unix, WinNT] The next generation AIPS software.
- http://aips2.nrao.edu/docs/html/aips++.html

ESO-MIDAS: Image Data Analysis System
- [open source - Linux/Unix, VAX/VMS/OpenVMS] General tools for image processing and data reduction with emphasis on astronomical applications including stellar and surface photometry, image sharpening and decomposition, as well as imaging and special reduc
- http://www.eso.org/esomidas/

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

AIPS - Astronomical Image Processing System
- [open source - Unix, and VMS] A software package for interactive (and, optionally, batch) calibration and editing of radio interferometric data and for the calibration, construction, display and analysis of astronomical images made from those data using
- http://www.cv.nrao.edu/aips/