Tizen Web UI Framework includes following tools used on build;

* less (http://lesscss.org)
	* Description: A dynamic CSS language compiler based on node.js
	* Mods
		* Support rem unit (build-tools/lib/less/parser.js)
	* License: Apache License Version 2.0 (build-tools/lib/less/LICENSE)

* UglifyJS (https://github.com/mishoo/UglifyJS)
	* Description: A javascript code compressor/uglifier based on node.js
	* Mods
		* Add relative lib directory to work with UglifyJS libs (build-tools/bin/uglifyjs)
		* Change lib directory structure: lib/ to lib/uglifyjs/ (build-tools/bin/uglifyjs, build-tools/lib/uglify-js)
	* License: BSD License (build-tools/lib/uglifyjs/LICENSE)