Agent Skills Index

Directory / Claude community plugins (Anthropic) / first-principles-review

first-principles-review

plugin Software development

A Claude Code skill that reviews codebases top-down: WHY (goal) → WHAT (architecture) → HOW (implementation) → improvements ranked by leverage. The antidote to surface-level LLM nitpick reviews.
Description from the marketplace entry / plugin manifest.

Information source

Copied from the Claude community plugins (Anthropic) catalog (anthropics/claude-plugins-community), maintained by Anthropic (community submissions).

Links are pinned to commit 06ec7b6 (2026-10-13), the version we synced. Not reviewed by us.

Install

Add the marketplace (once, in Claude Code)
/plugin marketplace add anthropics/claude-plugins-community
In a Claude Code session
/plugin install first-principles-review@claude-community
From your shell
claude plugin install first-principles-review@claude-community

Commands follow each host's documentation (Claude Code, Claude Cowork docs). gh skill needs GitHub CLI 2.90 or later and is in public preview.

Listed from Anthropic (community submissions)'s catalog, not reviewed by us. Read the source before installing.

Catalog
Claude community plugins (Anthropic) (claude-community)
Information source
marketplace.json in anthropics/claude-plugins-community
Author
Not stated in the source
Source code
codyhxyz/first-principles-review
Homepage
github.com/codyhxyz/first-principles-review
License
AGPL-3.0 (repository license)
Repository stars
2 for codyhxyz/first-principles-review
Added to catalog
2026-04-17
Last change
2026-06-24 (last push to the repo)

What it contains

Hosted in an external repository, so contents are not counted here. See the source link.

Similar in Software development