GIS project file created by Geosoft software products such as Oasis montaj 6 and later; stores all project files and organizes them; used for managing geospatial data from different sources, such as databases, maps, and flat files.

Geosoft 5 and earlier used the extension .GWS for project files, which were called "Geosoft Workspaces." GWS files can be imported into newer versions of the software and converted to GPF files.

Document created in the Grant Agreement Preparation Forms (GPF) format; contains project information for contract preparation, including a title, starting date, duration, description, keywords, participants, and other legal information; used for project negotiations with the European Commission.

GPF forms are required by the European Commission for producing grant agreements. They can be created using GPF Editor, an application used to prepare and electronically exchange GPF files.

Patch file used by Ragnarok Online, a massively multiplayer online role-playing game (MMORPG); contains game data used to update the software; may be downloaded by game clients for automatically applying bug fixes and installing game content expansion packs.