Core Graphs & Networks Version 12 refreshes and unifies the overall aesthetic for graph visualizations with a common default appearance and a whole set of plot themes. In addition, improved functions and comprehensive support of graph properties allow for a much more productive experience and better usability. Updated graph visualization functions. » Unified default style and options for all graph visualization functions. Built-in plot themes to easily customize plots. » New predicate functions to test weighted graphs. Comprehensive support of graph properties. » Automatic inheritance of properties in all graph constructors and operations. » Global and local specifications of properties. » Full integration into the Wolfram Language. Related Examples New Default Style » Unified Specification » Support of PlotTheme » Better Graph Visualization » Inheritance of Properties » Inheritance Specification » Better Usability » Application » New Graph Predicates » New Graph Layout » New Plot Theme » New Performance Goal »