Tacit's goal is to be super simple and always with the same look-and-feel. If you want something more custom, like a different theme, feel free to make it on top of Tacit. Here are some frameworks ...

Sample maps created using CGView are available here. CGView was written and is maintained by Paul Stothard stothard@ualberta.ca. The map.png file is written to the current directory on the host system ...