This list was established thanks to contributions from participants during the 'Rocks, Dust and Ice' workshop. It is intended as a living community resources. For comments and addition, please contact amoullet@usra.edu.

published optical constants code - (Gerakines) 
https://zenodo.org/record/4429276#.YVq862ZKhhB

Optical constants from IR codes
https://science.gsfc.nasa.gov/691/cosmicice/constants.html

Optical constants of different type of ices, namely, pure, mixed and energetically processed by cosmic ray analogues in the laboratory.  https://sites.google.com/view/astrow-en/research/databases

S. Milam's lab: https://science.gsfc.nasa.gov/691/sublime/index.html

Loeffler's lab: uv - through mid-IR for both rocks and minerals: http://www.astro.nau.edu/~loeffler/

Cosmic Ices Lab (NASA) https://science.gsfc.nasa.gov/691/cosmicice/constants.html

Solid spectroscopy:  https://www.sshade.eu

Grundy's lab: https://sites.google.com/lowell.edu/astrophysical-materials-lab

https://www.astro.uni-jena.de/Laboratory/Database/jpdoc/f-dbase.html

http://aram.ess.sunysb.edu/tglotch/optical_constants.html
"Optical Constants of Outer Solar System Materials and Radiative Transfer Modeling," at the astrochem.org web site: https://astrochem.org/docs/RoserDecadal2020.pdf

database of optical constants (compilation): https://www2.mpia-hd.mpg.de/HJPDOC/database.php

light scattering properties of particles, lab measurements: https://www.iaa.csic.es/scattering/

RELAB database (Brown University) http://www.planetary.brown.edu/relab/