Vigyaan is a live Linux environment based on Knoppix that provides bioinformatics tools for tasks like sequence alignment, structure visualization, molecular dynamics simulations, and more. It contains demos of tools like Artemis, ClustalX, Ghemical, GROMACS, Jmol, Open Babel, NJPlot, PSI3, PyMOL, Rasmol, Raster3D, and TINKER. PSI3 is a program for ab initio quantum chemistry calculations that can perform Hartree-Fock, coupled cluster, and configuration interaction methods with basis sets of up to 32,768 functions.