Universal Dive Data Format (UDDF) is XML based format, which can be used for dive data management (i.e. planning and logging). Recent versions of UDDF
In the case of comments or questions please send an e-mail. See also alternative UDDF website. UDDF is successor of Universal Dive Computer Format (UDCF).
Universal Dive Data Ontology (UDDO), based on UDDF, is in development. For more details see GitLab project repository at https://gitlab.com/wrobell/uddo/.