and Surveying this can sometimes be somewhat complex. The Mapbender software covers the following topics: Web-GIS Client (OGC WMS, WFS, Catalog Service Client) Geo-CMS (Content Management System) Web-based map digitizing and editing functionality (OGC WFS-T Client) Service Meta Information Broker (ISO 19-hundred Series) Catalog System (ISO 19119 Service Meta Data) Security Management (Authentication, Authorization, SSO Secure Service) Accounting Management (Logging) Spatial Web Services Orchestrating References External links Mapbender on Ohloh Free GIS software Maps Web mapping