Spec Miner - Claude Code Skill

★ 225,587 · misc · free & open source

Extracts behavioral specs from existing codebases for OpenSpec. Produces flat Requirement and Invariant blocks with structured metadata (entities, enforced, id, test anchors). Outputs openspec/specs/<capability>/spec.md. Fully self-bootstrapping — no dependency on codebase-onboarding. Use when onboarding a brownfield project to spec-driven development.

install in claude code
$npx skills add affaan-m/everything-claude-code
paste this into your terminal, then restart Claude Code and run /skills
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What is Spec Miner?

Spec Miner is a misc agent skill for Claude Code: Extracts behavioral specs from existing codebases for OpenSpec. Produces flat Requirement and Invariant blocks with structured metadata (entities, enforced, id, test anchors). Outputs openspec/specs/<capability>/spec.md. Fully self-bootstrapping — no dependency on codebase-onboarding. Use when onboarding a brownfield project to spec-driven development. It has 225,587 stars on GitHub.

How to install Spec Miner in Claude Code

  1. Open a terminal in your project.
  2. Run npx skills add affaan-m/everything-claude-code
  3. Start (or restart) Claude Code and type /skills to confirm Spec Miner is loaded.

FAQ

What is Spec Miner?

Spec Miner is a misc agent skill for Claude Code: Extracts behavioral specs from existing codebases for OpenSpec. Produces flat Requirement and Invariant blocks with structured metadata (entities, enforced, id, test anchors). Outputs openspec/specs/<capability>/spec.md. Fully self-bootstrapping — no dependency on codebase-onboarding. Use when onboarding a brownfield project to spec-driven development. It has 225,587 stars on GitHub.

How do I install Spec Miner in Claude Code?

Run "npx skills add affaan-m/everything-claude-code" in your terminal, or copy the skill into ~/.claude/skills/ (all projects) or .claude/skills/ (current project). Verify it loaded with the /skills command inside a Claude Code session.

Is Spec Miner free?

Yes. Spec Miner is open source - the full source is on GitHub at affaan-m/everything-claude-code and free to install and use with Claude Code.

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