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Portals Development Team

Portals 4 Specification

Portals 4.0.2

The Portals 4.0.2 specification (minor update) was released in October 2014. It is available as a PDF here.

Portals 4.0.1

Portals 4.0.1 is a minor update to the Portals 4.0 specification. The specification is available as a pdf.

Portals 4.0

Portals 4.0 is a major update to the Portals specification, which extends the API to better support PGAS languages. The specification is available as a pdf.

If you have any questions or comments, please contact the Portals 4 development team at

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