Show HN: Unspaghettit – executable behavior specs for AI coding agents

Category: devtools

Tags: mcp, specifications, ai-agents, typescript, behavior-driven-development

Score: 7.5/10 (Innovation: 7, Technical: 8, Documentation: 8, Utility: 7)

Unspaghettit provides executable behavior specifications for AI coding agents using the Model Context Protocol, enabling shared machine-checkable software design documents between humans and LLMs. It offers structured specification, deterministic simulation, maturity scoring, and code-to-spec mapping, aiming to reduce drift between intent and code in AI-assisted development. The project is notable for its innovative combination of MCP-native design, local-first approach, and executable scenario testing.

Target audience: backend devs, frontend devs, technical founders, AI-assisted developers

Repository: https://github.com/lyriks-io/unspaghettit · TypeScript · AGPL-3.0 · 4 stars

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