GhostShell: a local terminal tool that remembers past bugs and gates every command

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GhostShell is a local-first terminal companion that helps investigate errors by reading a pasted traceback alongside a chosen project directory. It produces a structured analysis with ranked hypotheses, supporting evidence, unverified areas, a risk level, and a follow-up check. The tool stores incidents on the local machine and flags when a similar earlier incident exists, without assuming a past fix will apply again. Suggested commands are displayed for approval and never run automatically, and a local policy check can still block them. Inference runs through a loopback Ollama server, with no cloud model client or telemetry, and the project was built for a Hacktoberfest 2026 AI challenge.

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