This 6th workshop of the "Higgs Hunting" series organized in Orsay on July 30th - August 1st, 2015 will discuss the developments of LHC run 1 analyses, detailed studies of the new boson and possible deviations from Standard Model properties. Searches for additional bosons, prospects with the upgrade of LHC (run 2 and beyond) and with future accelerators and recent theoretical developments will also be covered.