JaMBW, the Java based Molecular Biologist's Workbench, is an online platform that had been put together in order to try to give a free access to the exploitment of the most common bioinformatic operations that a molecular biologist currently has. The peculiar aspect of JaMBW, however, is to take advantage of the foremost developments in computer science in order to deliver information in a way simple to use. Registration not required.