A flexible, elegant and easy-to-use content management system. Textpattern is both free and open source. Textpattern is a web application designed to help overcome these and other hurdles to publishing online, and to simplify the production of well-structured, standards-compliant web pages.

Popular sites that using textpattern as publishing system included on their website, one of them is Olson Sundberg Kundig Allen Architects, it is an internationally renowned architecture firm whose projects have included major museums, residences, colleges and public buildings. Its portfolio section details their 35-year history of projects, along with all the beautiful imagery to back it up.

Mosman Library is another one:

Mosman is an historic harbour side area of 8.7 square kilometres just north of the Sydney CBD. Mosman Council administers and services this area for the benefit of residents, businesses and visitors.