New Chronojump versions allow to use a cloud to share information. This cloud is for free as it uses the facilities of other providers (like Dropbox).
Complete information on this PDF:
Above instructions are perfect if you want to have one computer viewing and others capturing. If you want that many machines write/read at the same time, and you do not want to use our Chronojump-Networks system, you can just have a shared folder on any cloud and import/export sessions to that folder.