Computing
- Enterprise portal, a framework to provide a single point of access to a variety of information and tools
- Intranet portal, a gateway that unifies access to all enterprise information and applications
- Portal rendering, an optimization technique in 3D computer graphics
- Web portal, a site that functions as a point of access to information on the Internet
- Portals network programming api, a high-performance networking programming interface for massively parallel supercomputers
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