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NecroShell: A Haunted Retro Terminal Powered by On-Device Open-Source AI

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NecroShell is an interactive retro-style terminal emulator that imagines a CRT shell possessed by an ancient machine spirit. It blends 1980s computing aesthetics, Halloween horror, and Día de los Muertos traditions, and was built for the Hacktoberfest Open-Source AI Challenge's "Ghost in the Machine" theme. The project runs entirely offline using open-weight models served locally, with no cloud dependencies, telemetry, or network requests. Its creators argue that local open models offer privacy, zero recurring cost, creative freedom, and long-term availability compared with closed proprietary APIs. The project was developed with the help of an agentic AI coding tool.

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