Entire IDL tarball
Astronomical image processing/analysis:
Autoastrometry Fully automated Python astrometry solver
pzap Cosmic ray remover for imaging
pzapspec Cosmic ray remover for spectroscopy
autophot Extremely easy but sophisticated one-line photometry
Data Reduction Pipelines:
LPipe LRIS automated reduction pipeline
qgemspec GMOS-N/S spectrum reduction pipeline
niriscript Deep NIRI imaging pipeline script writer (produces an IRAF script)
Analysis:
buildgalaxy Population-synthesis galaxy SED fitting routine
lcurve GRB light curve fitter/plotter (Test files)
lext GRB SED extinction fitter/plotter
Simple fits catalog writers:
fitscat Catalog for any FITS image
lriscat Catalog LRIS data
gmoscat Catalog GMOS data
niricat Catalog NIRI data
Plotting:
Megaplot (IDL plotting wrapper, particularly useful for log-log plots with error bars. Also requires symplot.)
Astrophysical Simulators (from 1999-2007):
Gravity Tutorial
Solar System Motion Simulator v2.0
Solar System Motion Simulator v1.0
Intergalactic Gravitational Motion Simulator v3.2
Intergalactic Gravitational Motion Simulator v2.2