This web application is a GUI for OTMapGen. It is based on OTMapGen code that has been bundled for use in the browser.
# Download OTMapGen and dependencies from Git
$ git clone https://github.com/Inconcessus/OTMapGen.git
$ cd OTMapGen
$ git clone https://github.com/Inconcessus/OTBM2JSON.git
# Bundle and copy
$ browserify OTMapGen.js --standalone bundle -o bundle.js
$ cp bundle.js js/bundle.js