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Updated 2mo ago

by Nutlope

hallmark

Anti-AI-slop design skill for Claude Code, Cursor, and Codex.

  • Multi-agent — Targets three or more agents
Works with
  • Claude
  • Codex
  • Cursor
View on GitHub (opens in a new tab)

30.1k GitHub stars (30,149)

+797 in 16 days

Stars gained per day · daily snapshots since Sep 30
Stars gained per day, Sep 30 to Oct 16: +797 in total; the busiest day was Oct 6 with +105 stars.Oct 1: +11 starsOct 2: +37 starsOct 3: +31 starsOct 4: +36 starsOct 5: +84 starsOct 6: +105 starsOct 7: +41 starsOct 8: +41 starsOct 9: +37 starsOct 10: +61 starsOct 11: +40 starsOct 12: +37 starsOct 13: +42 starsOct 14: +56 starsOct 15: +51 starsOct 16: +87 stars
Stars gained between daily snapshots
PeriodNew stars
Oct 1+11
Oct 2+37
Oct 3+31
Oct 4+36
Oct 5+84
Oct 6+105
Oct 7+41
Oct 8+41
Oct 9+37
Oct 10+61
Oct 11+40
Oct 12+37
Oct 13+42
Oct 14+56
Oct 15+51
Oct 16+87
  • 1 skill (1 skills found in its SKILL.md files)
  • 1.5k forks (1,545 forks)
  • 2mo ago last update (Last updated 2mo ago)

Install

Skills CLI

npx skills add Nutlope/hallmark

Asks which agents to install it for. Add -g to install it for every project.

Claude Code

git clone https://github.com/Nutlope/hallmarkcp -r "hallmark/skills/hallmark" ~/.claude/skills/

Copies the hallmark skill into ~/.claude/skills/ for every project (use .claude/skills/ for one project).

Plugin

/plugin marketplace add Nutlope/hallmark

Run inside Claude Code if the repository ships a plugin marketplace, then pick plugins from /plugin.

Skills can run code on your machine — read the SKILL.md first.

What it does

In the author's own words, from each skill's SKILL.md.

  • hallmark

    Anti-AI-slop design skill for greenfield pages, audits, redesigns, and design extraction from URLs or screenshots. Use when the user asks to build a new app or landing page, wants to redesign something, invokes Hallmark by name, or uses audit/redesign/study.

    skills/hallmark/SKILL.md on GitHub (opens in a new tab)

Review before you install

A skill is a set of instructions and scripts your agent will follow, and it can run code on your machine. Read the SKILL.md and any scripts first — this listing is not a security review.