OPGIS
opgis is an acronym used in discussions of geographic information systems to refer to open-source GIS initiatives, frameworks, or platforms. It is not the name of a single, universal project, and its meaning can vary by context. In many cases, opgis is shorthand for open-source GIS in general, or for a project conceived as an open, extensible platform for geospatial data processing, visualization, and analysis.
Usage and meanings: Some communities capitalize it as “OPGIS” to denote “Open Platform for Geographic Information
Development and licensing: OpGIS projects are typically released under permissive or copyleft licenses common in free
See also: Open Geospatial Consortium, Open-source software, Geographic information system, FOSS4G.