This is an open source port mapper written in java nio no-blocking socket model. Open Port Mapper allows multiple ports mappings, and it provides the functionality of specifying allow list and deny list.
deface-no-tnx is an anti-defacement system that monitors your Web files and notifies you about unallowed changes. It also replaces the defaced page with a standard "error" page,so that no offensive/joking content can be frauodolently added to your site