Kairos General Calendar Conversion Program
[commercial, demo available -- Win95/98/NT] Includes calendars required by historians of astronomy and general historians. Many details are provided for Indian and Jewish calendars and much besides. There is also a display of positions of the Sun, Moon and planets, effectively replacing Tuckerman's tables. A horoscope display, and details of lunar visibility, are calculated from modern parameters.
ourworld.compuserve.com Details

Ksetiwatch
Ksetiwatch monitors multiple SETI@home clients and automatically logs and manages completed work units.
ksetiwatch.sourceforge.net Details

Linux for Astronomy cdrom
[commercial - Linux] The new release of Linux for Astronomy includes over 3Gb of Astronomical software precompiled for the Linux (x86) operating system. Applications include a wealth of general purpose image and signal processing tools, as well as the state-of-the-art algorithms in use at observatories and universities worldwide. Facilities for processing the data products of the major space-based instruments (Hubble Space Telescope, EUV, Einstein, ROSAT, and IUE) are also included.
www.randomfactory.com Details

LinuxAstro
Astronomical software on Linux.
bima.astro.umd.edu Details

Lunar Calendars and Eclipse Finder
Windows software for converting dates in various lunar and other calendars and for finding lunar phases and eclipses of various kinds.
www.hermetic.ch Details

Nightfall
[open source - Linux/Unix] Interactive program for computing synthetic lightcurves and generating animated views and best-fit models of eclipsing binary stars.
www.lsw.uni-heidelberg.de Details

Orrery
Review of the solar system simulator (by Spacetech) for RISC OS workstations.
www.harmsy.freeuk.com Details

RISC OS astronomy software links
[commercial & freeware - RISC OS] Direct links to astronomy software available for RISC OS.
www.harmsy.freeuk.com Details

Sky and Telescope -- Astronomical Software
Links to the BASIC programs that appeared in Sky & Telescope, to shareware/freeware astronomy related software and to vendors of astronomy software.
skyandtelescope.com Details