This server is maintained by
Xavier Prat-Resina
The pages that you can find here that are mildly interesting are:
ChemEd X Data:
Browsing and plotting physical and chemical data of simple compounds
Models360
A jmol library that I developed in 2008-9. This a local copy while ChemEdDL is down
A Google Scholar query for our faculty at UMR
ChemData Search Interface
Embedding Chemical Data in LibreTexts Interface
Other Jmol tools that rely on the NCI server
Represent and compare any molecule on Jmol
Compare 2D and 3D
Predict NMR