Pascal-Man
- http://www.pascal-man.com/
- Java applets for fitting nutation NMR line intensities of half-integer quadrupole spins, excited by various pulse sequences, to extract the quadrupole coupling.
Triton
- http://www.nmr.chem.uu.nl/Main/index.php
- A suite of programs for processing 2D and 3D NMR data which can be downloaded for free after signing license agreement. Just click Research-> Software and choose which software you want to download.