Monocle is a work-in-progress project which aims to replace the exisitng Nagios web interface with a robust dynamic web portal which scales along with the growth of your organization. Features being developed include a mobile interface, dynamic updates, and a plug-in architecture to bring in functionality from other tools such as Cacti and Nedi.
Lilac Monocle is an open-source tool, licensed under the GPLv2. Lilac Monocle's development is being tracked at The Lilac Platform Community Portal. Lilac Networks also provides commercial support options and training for Lilac Monocle and Nagios.