sage-harness is an open-source CLI tool that offers governance and closed-loop specification workflows for AI coding agents such as Claude Code and Codex. It integrates spec-SSOT and automation hooks, targeting AI developers building or managing agent-based coding systems.
sage-harness sits in PulseGate's Other AI category. It provides governance and closed-loop specification workflows for AI coding agents like Claude Code and Codex. sage-harness is an open-source project aimed at AI developers. The project is open source (CC BY-NC-SA 4.0). sage-harness is available on the command line.
SeJonJ builds and maintains sage-harness, and the product first shipped in 2026. Across PulseGate's embedding index, sage-harness has few near neighbours, marking it as relatively distinct. Among its 5 catalogued features are governance hooks, spec-SSOT integration, and agent automation.
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