iOrgChem by Pierluigi Quagliotto - Department of Chemistry - Turin University is distributed
with a Creative Commons Attribution - Non Commercial - Share Alike 4.0 International licence.

JSmol: an open-source HTML5 viewer for chemical structures in 3D; principal developer Bob Hanson.
JSME: developed by Bruno Bienfait and Peter Ertl.
JSME: a free molecule editor in JavaScript, Journal of Cheminformatics 5:24 (2013).