unempyd/revenueos/404

Claude Code and agent skill by unempyd/revenueos

Trust tier 3
  • community
Source check pending

Checking that the SKILL.md file is still in the repository.

When the user wants to create, optimize, or audit 404 error pages. Also use when the user mentions "404 page," "404 error," "error page," "page not found," "broken link page," "404 design," "custom 404," "404 redirect," "404 page UX," or "404 recovery." For sitewide page planning, use website-structure.

Install

npx vskill@latest install unempyd/revenueos/404

SKILL.md

The same SKILL.md was published earlier as sediman-agent/openskynet/404.

Pages: 404 Error Page

Guides 404 error page design for UX, conversion recovery, and brand consistency.

When invoking: On first use, if helpful, open with 1-2 sentences on what this skill covers and why it matters, then provide the main output. On subsequent use or when the user asks to skip, go directly to the main output.

Initial Assessment

Check for project context first: If .claude/project-context.md or .cursor/project-context.md exists, read it for brand voice, key pages, and Section 12 (Visual Identity).

Identify:

  1. Site structure: Key pages to link (homepage, popular pages, search)
  2. Brand tone: Friendly, professional, playful
  3. Conversion goal: Recover lost visitors, drive to key pages

Best Practices

Clear Error Messaging
  • User-friendly: Neutral message explaining the page wasn't found
  • Optional 404 display: Can show "404" but avoid blaming the user
  • Empathetic tone: Acknowledge the error gracefully; turn frustration into opportunity
Navigation and Redirection
ElementPurpose
Site navigationHeader/footer so users know they're still on your site
SearchHelp users find what they need
Popular pagesLinks to homepage, features, pricing, blog
Similar URLsSuggest corrections for common typos
Avoid auto-redirectUnless confident of user intent
Design and Branding
  • Consistent design: Same header, footer, colors as rest of site (brand-visual-generator)
  • Avoid confusion: Users should not think they've left your domain
  • Mobile responsive: Test on all devices
Conversion Opportunities

404 pages can drive conversions by:

  • Showcasing popular products or features
  • Featuring testimonials or social proof
  • Offering special promotions or value
  • Linking to mobile app or newsletter
Technical
  • Track 404s: Monitor broken links, fix or redirect
  • Accessibility: Maintain WCAG standards
  • HTTP status: Ensure proper 404 response code

Output Format

  • Copy options (headline, message, CTA)
  • Link structure (what to include)
  • Design checklist
  • SEO: Typically noindex; ensure canonical if needed

Related Skills

  • homepage-generator: Primary escape route
  • brand-visual-generator: Typography, colors for consistent 404 design
  • indexing: noindex for 404 if desired
  • title-tag, meta-description, page-metadata: 404 page metadata

Security

  • Security scanPassed, 90 of 100Pattern checks on the skill's files.
  • Model reviewPassed

Quality evaluation

  • Task evaluationNot runNo evaluation yet. Run one in Skill Studio.

Source

Popularity

7-day trend score
5

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