wxGTK3 is part of wxWidgets, a cross-platform API for writing GUI applications on multiple platforms that still utilize the native platform's controls and utilities. wxGTK3 can be installed alongside with wxGTK. webkitgtk3 is an optional dependency of this package. NOTE: this package is NOT built using --enable-stl by default. if you need to enable stl, use STL=yes ./wxGTK3.SlackBuild