{
  "_status": "Derivative work — no longer a maintained fork. Concepts are ported selectively from upstreams; sync is conceptual, not file-level.",
  "sources": [
    {
      "id": "impeccable",
      "source": "github.com/pbakaus/impeccable",
      "author": "Paul Bakaus (@pbakaus)",
      "license": "check repo",
      "pin": {
        "tag": "v1.3.0",
        "cache_path": "~/.claude/plugins/cache/impeccable/impeccable/1.3.0/"
      },
      "upstream_head": {
        "tags": ["skill-v3.0.6", "ext-v1.0.3"],
        "date": "2026-04-29",
        "note": "Restructured: separate skill + browser extension lanes, multi-harness installers. v1.3.0 layout we forked from is gone."
      },
      "concepts_imported": [
        "AI slop test (named anti-patterns)",
        "brand vs product register",
        "codebase-aware polish",
        "bold aesthetic direction principle"
      ]
    },
    {
      "id": "marketingskills",
      "source": "github.com/coreyhaines31/marketingskills",
      "author": "Corey Haines (@coreyhaines31)",
      "license": "check repo (likely MIT)",
      "pin": {
        "sha": "59596ef70467",
        "cache_path": "~/.claude/plugins/cache/marketingskills/marketing-skills/59596ef70467/"
      },
      "upstream_head": {
        "tag": "v1.9.0",
        "sha": "1bcff9fc79c64fd7886c3c7aa583f4bd63916ff2",
        "date": "2026-04-24"
      },
      "files_imported": {
        "skills/copywriting/SKILL.md": "skills/copywriting/SKILL.md (merged with copy-editing seven-sweep)",
        "skills/copy-editing/SKILL.md": "skills/copywriting/SEVEN-SWEEPS.md (extracted methodology)",
        "skills/marketing-psychology/SKILL.md": "references/marketing-psychology.md (verbatim, frontmatter swapped)"
      }
    },
    {
      "id": "anthropic-frontend-design",
      "source": "github.com/anthropics/claude-plugins-official",
      "license": "Apache-2.0",
      "pin": {
        "subpath": "plugins/frontend-design",
        "note": "Unversioned, dormant since late 2025"
      },
      "concepts_imported": [
        "distinctive-over-plausible principle",
        "UX writing patterns (in references/ux-writing/)"
      ]
    }
  ],
  "checked_at": "2026-05-02",
  "skills_added_local": [
    "skills/discoverability",
    "skills/ux-writing"
  ],
  "skills_renamed_or_rewritten": {
    "skills/build → skills/frontend": "renamed + rewrote SKILL.md for clarity (was ambiguous between context-loader and creator)",
    "skills/setup → skills/establish": "renamed + rewrote, now scoped to DESIGN.md only (visual). PRODUCT.md is wystack-agent-kit:pm's domain."
  },
  "skills_dropped": {
    "from_local": ["skills/iterate", "skills/distill"],
    "from_impeccable": ["colorize", "bolder", "quieter", "extract", "adapt", "optimize", "animate", "harden", "audit", "normalize", "delight", "clarify", "onboard", "critique", "teach-impeccable", "frontend-design"],
    "from_marketingskills": ["paid-ads", "referral-program", "email-sequence", "launch-strategy", "pricing-strategy", "free-tool-strategy", "marketing-ideas", "content-strategy", "social-content", "programmatic-seo", "product-marketing-context", "analytics-tracking", "ab-test-setup", "signup-flow-cro", "form-cro", "popup-cro", "paywall-upgrade-cro", "onboarding-cro", "page-cro", "schema-markup (consolidated into discoverability)", "seo-audit (consolidated into discoverability)"],
    "from_marketingskills_v1.9.0_new": ["cold-email", "churn-prevention", "lead-magnets", "customer-research", "ad-creative", "aso-audit", "community-marketing", "revops", "sales-enablement", "image", "video"]
  },
  "moved_to_other_plugin": {
    "competitor-analysis": {
      "from": "marketingskills (competitor-profiling + competitor-alternatives merged)",
      "to": "wystack-agent-kit/skills/competitor-analysis",
      "reason": "Competitor research is product/PM territory, not designer's responsibility"
    }
  },
  "agents": {
    "current": ["designer", "ux-writer", "copywriter", "marketing-specialist"],
    "removed": ["reviewer (too generic; design-review skill stays, designer self-runs)"]
  },
  "references": {
    "current": [
      "anti-patterns.md",
      "ui-primitives.md",
      "marketing-psychology.md",
      "philosophies/impeccable.md",
      "philosophies/anthropic-frontend.md",
      "philosophies/wystack.md",
      "ux-writing/microcopy-patterns.md",
      "ux-writing/voice-and-tone.md",
      "ux-writing/error-messages.md",
      "ux-writing/empty-states.md",
      "ux-writing/accessibility-copy.md",
      "discoverability/traditional-search.md",
      "discoverability/structured-data.md",
      "discoverability/ai-search.md",
      "discoverability/site-architecture.md",
      "discoverability/directories.md",
      "discoverability/agent-discoverability.md"
    ],
    "growth_policy": "References grow as we absorb more design philosophies. Skills stay stable; references compound."
  },
  "divergence_notes": [
    "Single combined plugin replaces previous design + marketing split (2026-05-02). The merger reflects user's actual workflow: 'I design sites' bundles visual + copy + IA + SEO.",
    "Three writer agents reflect three cognitive modes: ux-writer (functional clarity), copywriter (persuasion), marketing-specialist (channels/distribution).",
    "establish is visual-only — defers to wystack-agent-kit:pm for PRODUCT.md (audience, brand voice, register).",
    "design-review is a skill, not an agent — designer self-runs it as a structured quality pass.",
    "Future syncs from impeccable port concepts only (impeccable v3+ has restructured beyond file-level sync)."
  ]
}