Gems4 browser_app_base 0.2.1 25,155 March 28, 2026 ruby_uml_class 0.6.1 6,051 August 24, 2025 CppUmlClass 1.0.0 4,658 June 15, 2025 python_uml_class 0.2.1 1,700 March 26, 2026