diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0a252c33..c7348888 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,6 +24,13 @@ jobs:
         run: make setup-action-validator
       - name: Validate composite actions
         run: make lint-actions
+  check-nav-catalog:
+    name: Validate nav/catalog consistency
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - name: Check nav matches catalog
+        run: python3 scripts/check-nav-catalog.py
   make-compile:
     name: Verify compiled workflows
     runs-on: ubuntu-latest
diff --git a/Makefile b/Makefile
index 54f744bd..c799eb82 100644
--- a/Makefile
+++ b/Makefile
@@ -223,6 +223,7 @@ lint-actions: setup-action-validator
 	done
 
 lint: lint-workflows lint-actions
+	@python3 scripts/check-nav-catalog.py
 
 docs-install:
 	@uv sync --dev
diff --git a/mkdocs.yml b/mkdocs.yml
index c811a582..30cf0047 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -35,6 +35,7 @@ nav:
           - Mention in PR (no sandbox): workflows/gh-agent-workflows/mention-in-pr-no-sandbox.md
       - Event-driven:
           - Automatic Issue Triage: workflows/gh-agent-workflows/issue-triage.md
+          - Dependency Review: workflows/gh-agent-workflows/dependency-review.md
           - PR Review: workflows/gh-agent-workflows/pr-review.md
           - Duplicate Issue Detector: workflows/gh-agent-workflows/duplicate-issue-detector.md
           - Update PR Body: workflows/gh-agent-workflows/update-pr-body.md
@@ -54,10 +55,14 @@ nav:
               - Text Quality: workflows/gh-agent-workflows/text-quality.md
           - Standalone Scheduled:
               - Agent Suggestions: workflows/gh-agent-workflows/agent-suggestions.md
+              - Autonomy Atomicity Analyzer: workflows/gh-agent-workflows/autonomy-atomicity-analyzer.md
               - Breaking Change Detector: workflows/gh-agent-workflows/breaking-change-detector.md
               - Code Simplifier: workflows/gh-agent-workflows/code-simplifier.md
               - Flaky Test Investigator: workflows/gh-agent-workflows/flaky-test-investigator.md
+              - Framework Best Practices: workflows/gh-agent-workflows/framework-best-practices.md
+              - Information Architecture: workflows/gh-agent-workflows/information-architecture.md
               - Performance Profiler: workflows/gh-agent-workflows/performance-profiler.md
+              - Product Manager Impersonator: workflows/gh-agent-workflows/product-manager-impersonator.md
               - Project Summary: workflows/gh-agent-workflows/project-summary.md
               - Release Update Check: workflows/gh-agent-workflows/release-update.md
               - Small Problem Fixer: workflows/gh-agent-workflows/small-problem-fixer.md
diff --git a/scripts/check-nav-catalog.py b/scripts/check-nav-catalog.py
new file mode 100644
index 00000000..77bbf108
--- /dev/null
+++ b/scripts/check-nav-catalog.py
@@ -0,0 +1,155 @@
+#!/usr/bin/env python3
+"""Validate that mkdocs.yml nav entries cover all workflows listed in the catalog.
+
+Each workflow slug referenced in the "Available workflows" catalog
+(docs/workflows/gh-agent-workflows.md) must be reachable from the mkdocs.yml nav,
+either:
+
+  1. As a direct nav entry (workflows/gh-agent-workflows/<slug>.md), or
+  2. Mentioned in the content of a static overview page that IS in the nav
+     (e.g. docs/workflows/gh-agent-workflows/bugs.md covers bug-hunter and
+     bug-exterminator via inline documentation).
+
+Exits with a non-zero status and prints the missing slugs when drift is detected.
+
+Elastic-specific workflows (prefix ``estc-``) live in their own nav section and
+are excluded from this check.
+"""
+
+import re
+import sys
+from pathlib import Path
+
+REPO_ROOT = Path(__file__).parent.parent
+MKDOCS_YML = REPO_ROOT / "mkdocs.yml"
+CATALOG_MD = REPO_ROOT / "docs" / "workflows" / "gh-agent-workflows.md"
+STATIC_DOCS_DIR = REPO_ROOT / "docs" / "workflows" / "gh-agent-workflows"
+
+ELASTIC_SPECIFIC_PREFIX = "estc-"
+
+
+def extract_catalog_slugs(catalog_text: str) -> set[str]:
+    """Extract workflow slugs from the markdown catalog page.
+
+    Scans for Markdown link targets of the form::
+
+        (gh-agent-workflows/<slug>.md)
+
+    where ``<slug>`` is a lowercase alphanumeric-and-hyphen string.
+    Returns the set of matching slugs.
+    """
+    return {
+        m.group(1)
+        for m in re.finditer(
+            r"\(gh-agent-workflows/([a-z0-9-]+)\.md(?:[?#][^)]+)?\)", catalog_text
+        )
+    }
+
+
+def extract_nav_slugs(mkdocs_text: str) -> set[str]:
+    """Extract workflow slugs directly referenced in the mkdocs.yml nav."""
+    lines = mkdocs_text.splitlines()
+
+    nav_start = None
+    nav_indent = 0
+    for idx, line in enumerate(lines):
+        stripped = line.lstrip()
+        if stripped.startswith("nav:"):
+            nav_start = idx + 1
+            nav_indent = len(line) - len(stripped)
+            break
+
+    if nav_start is None:
+        return set()
+
+    nav_lines: list[str] = []
+    for line in lines[nav_start:]:
+        stripped = line.lstrip()
+        if not stripped or stripped.startswith("#"):
+            nav_lines.append(line)
+            continue
+
+        indent = len(line) - len(stripped)
+        if indent <= nav_indent:
+            break
+
+        nav_lines.append(line)
+
+    nav_text = "\n".join(nav_lines)
+    return {
+        m.group(1)
+        for m in re.finditer(r"workflows/gh-agent-workflows/([a-z0-9-]+)\.md", nav_text)
+    }
+
+
+def extract_mentioned_slugs(page_content: str) -> set[str]:
+    """Extract workflow slugs linked or referenced anywhere in a docs page.
+
+    Detects two patterns:
+
+    * Markdown link targets:   ``gh-agent-workflows/<slug>.md``
+      (e.g. ``[Bug Hunter](gh-agent-workflows/bug-hunter.md)``)
+    * Directory references:    ``gh-agent-workflows/<slug>/``
+      (e.g. in curl install snippets: ``.../gh-agent-workflows/bug-hunter/example.yml``)
+    """
+    link_slugs = {
+        m.group(1)
+        for m in re.finditer(
+            r"\bgh-agent-workflows/([a-z0-9-]+)\.md(?:[?#][^\s)\]\"']+)?", page_content
+        )
+    }
+    dir_slugs = {
+        m.group(1)
+        for m in re.finditer(r"\bgh-agent-workflows/([a-z0-9-]+)/", page_content)
+    }
+    return link_slugs | dir_slugs
+
+
+def covered_slugs(nav_slugs: set[str]) -> set[str]:
+    """Return the full set of workflow slugs reachable from the nav.
+
+    Includes direct nav slugs plus any slugs mentioned in the content of static
+    overview pages that are in the nav (e.g. bugs.md, code-duplication.md).
+    """
+    reachable = set(nav_slugs)
+
+    for slug in nav_slugs:
+        overview_path = STATIC_DOCS_DIR / f"{slug}.md"
+        if overview_path.exists():
+            content = overview_path.read_text(encoding="utf-8")
+            reachable.update(extract_mentioned_slugs(content))
+
+    return reachable
+
+
+def main() -> int:
+    catalog_text = CATALOG_MD.read_text(encoding="utf-8")
+    mkdocs_text = MKDOCS_YML.read_text(encoding="utf-8")
+
+    catalog_slugs = {
+        s for s in extract_catalog_slugs(catalog_text)
+        if not s.startswith(ELASTIC_SPECIFIC_PREFIX)
+    }
+    nav_slugs = {
+        s for s in extract_nav_slugs(mkdocs_text)
+        if not s.startswith(ELASTIC_SPECIFIC_PREFIX)
+    }
+
+    reachable = covered_slugs(nav_slugs)
+    missing_from_nav = catalog_slugs - reachable
+
+    if missing_from_nav:
+        print(
+            "ERROR: The following workflows are in the catalog "
+            "but not reachable from mkdocs.yml nav:"
+        )
+        for slug in sorted(missing_from_nav):
+            print(f"  - {slug}")
+        return 1
+
+    print(f"OK: all {len(catalog_slugs)} catalog workflows are reachable from nav")
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())