is a molecular visualization software adapted from the program RasMol. I had been looking for a replacement for the formerly free WebLab Viewer program, and this is an outstanding candidate.
For those of you who remember WebLab Viewer, this is the updated version of that software from Accelrys. It includes a powerful molecular graphics viewer with superb rendering. An additional benefit is that graphics can be embedded in presentations such as Powerpoint .
is a titration curve calculation program that can be used to simulate real titration experiments. This program does much more than simply calculating the pH of a strong or a weak acid (or base)