A browser typically refers to a web browser though sometimes it can also refer to a file browser (aka file manager). A web browser is a software application for retrieving, presenting and traversing information resources on the World Wide Web.
Plot points on a Shapefile like this: https://github.com/gka/pyshpgeocode
and then convert it to HTML and display it on a browser?
Is this practical method to display the map on a browser?
Any cons ...