ClaudSkills / Growth & Marketing / conversion

Web Design Anti Patterns

Q: What is a Claude Code skill and how does the Web Design Anti Patterns skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Web Design Anti Patterns is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Growth & Marketing category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Growth & Marketing · Sub-category: conversion · Last updated: 2026-05-21

type:audit type:review

Severity-tiered catalog of 17 web design anti-patterns with damage cited from real research — FTC fines, conversion drops, INP fail rates, % bounce. Use when the user asks "what's wrong with this", "is this a dark pattern?", "anti-patterns", "design review", "what mistakes am I making", "audit my page", "check for dark patterns", "why is my conversion bad", or any request to identify failures rather than design improvements. Two tiers: AVOID-AT-ALL-COSTS (catastrophic, often legal/ethical) and SHOULD-AVOID (common but recoverable).

About this skill (catalog notes)

Web Design Anti Patterns includes pricing or quota commentary. The SKILL.md runs to about 1,083 words, in the catalog's typical mid-range.

Original author: radesjardins
Indexed lastmod: 2026-05-21
Catalog position: Growth & Marketing · conversion
Indexed related skills: 10

How Web Design Anti Patterns fits the catalog

Web Design Anti Patterns sits in the Growth & Marketing category under the conversion sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

From the source SKILL.md

These are failure patterns to identify and fix. Each comes with the specific damage it causes (legal exposure, lost conversions, abandonment rates) sourced from research — not vibes.

What this skill does

Web Design Anti Patterns is a community-contributed Claude Code skill in the conversion sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/web-design-anti-patterns/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when the user asks "what's wrong with this", "is this a dark pattern?", "anti-patterns", "design review", "what mistakes am I making", "audit my page", "check for dark patterns", "why is my conversion bad", or any request to identify failures rather than design improvements. Two tiers: AVOID-AT-ALL-COSTS (catastrophic, often legal/ethical) and SHOULD-AVOID (common but recoverable).

Who uses this skill

The Web Design Anti Patterns Claude Code skill is built for growth marketers, product-led growth teams, founders running experiments, and performance marketing teams. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 116,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/web-design-anti-patterns
curl -L https://claudskills.com/skills/web-design-anti-patterns/SKILL.md \
  -o ~/.claude/skills/web-design-anti-patterns/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/web-design-anti-patterns/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/web-design-anti-patterns/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\web-design-anti-patterns\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Web Design Anti Patterns Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/web-design-anti-patterns/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Web Design Anti Patterns skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Web Design Anti Patterns skill?

Use Web Design Anti Patterns when your Claude Code task falls under the Growth & Marketing category — specifically in the conversion area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Web Design Anti Patterns" or describe the task and let Claude pick). Browse related skills at /category/growth/.

What is a Claude Code skill and how does the Web Design Anti Patterns skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Web Design Anti Patterns is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Growth & Marketing category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/radesjardins/RAD-Claude-Skills/blob/HEAD/plugins/rad-website-design/skills/web-design-anti-patterns/SKILL.md
Author: radesjardins

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

radesjardins. (2026). Web Design Anti Patterns [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/web-design-anti-patterns/

BibTeX

@misc{web-design-anti-patterns-2026,
  author    = {radesjardins},
  title     = {Web Design Anti Patterns [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/web-design-anti-patterns/}
}

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