Grid Edge Interoperability & Security Alliance

GEISA Specification

GEISA defines a consistent, secure, and interoperable computing environment for devices at the edge of the electric grid.

Current official release

GEISA Specification 0.9.0 Draft Release

This is the newest published GEISA specification release. It is built from tag v0.9.0 and remains fixed while development continues on main.

Published: July 17, 2026

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Latest development draft

This draft is rebuilt from main on each publication and may include changes newer than the current official release.

Version: 0.9.0-d117517

Built: August 4, 2026 at 15:57 UTC

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Available releases

GEISA Specification 0.9.0
Draft Release built from tag v0.9.0.

Published: July 17, 2026

HTML PDF GitHub release

GEISA on GitHub

Organization home, repositories, and project materials.

Source repository for the latest draft and versioned releases.

Schemas repository

Schema and protobuf definitions for GEISA transactions.

General project information and LF Energy context.