Subsurface Open Source Diving Logbook Application
Subsurface is a free and open source dive log book for Linux, Windows and Mac. Using subsurface you can manage your diving data like dive locations with GPS coordinates, weights and exposure protection used, divemasters and dive buddies. It supports single and multi tank dives using air, Nitrox or TriMix and also rate your dives. It comes with powerful filter support, importing dive data from other programs, SAC rate, partial pressures of O2, N2 and He, calculated deco information, dive profiles. You can visualize tank pressure curves, print option out a detailed log book that includes dive profiles and other relevant information.