Spec-driven development toolkit for AI coding agents. Works with any AI agent that supports skills or custom instructions — opencode, Cursor, Claude Code, Copilot, Windsurf, Aider, and others.
Skill Claude CodeCodex
Interactive specification authoring. Guides the user through a structured dialogue to gather requirements, then produces deterministic, reviewable .md specs. Use when the user wants to create, refine, or validate a feature specification.
Skill Claude CodeCodex
Scans a target project to extract idiomatic patterns (test framework, code style, architecture, conventions) and generates customized TDD agents that use the project's actual patterns instead of generic pseudocode. Use when the user wants to adapt the TDD agents to a specific codebase.