Gems4 browser_app_base 0.2.1 25,137 March 28, 2026 ruby_uml_class 0.6.1 6,047 August 24, 2025 CppUmlClass 1.0.0 4,654 June 15, 2025 python_uml_class 0.2.1 1,700 March 26, 2026