No red flags found in any of the 11 categories — no credential harvesting, no data exfiltration, no curl-pipe-shell installer. Scanned against the SlowMist agent-security taxonomy, refreshed every 8 hours. Full audit →
by Nutlope · Claude Skill · ★ 22.6k
Last updated: · Indexed by AgentSkillsHub · Auto-synced every 8h
🔒 Is hallmark safe to install? View the security audit →
Hallmark A design skill for Claude Code, Cursor, and Codex that refuses to look AI-generated. Live demo → · twenty-two themes · four verbs · press to cycle. Made by Together AI. Hallmark picks a macrostructure for the brief, dresses it in one of twenty-two themes, runs sixty-five slop-test gates plus a pre-emit self-critique, and refuses the on-distribution defaults every LLM was trained into. Two pages by Hallmark for two different briefs feel like different sites, not colour-swaps of the same template. Four verbs Different briefs, different shapes Each generated by exercising the skill on a different brief. The skill picks differently
| Stars | 22,599 |
| Forks | 1,147 |
| Language | CSS |
| Category | Claude Skill |
| License | MIT |
| Quality Score | 58.4074069353386/100 |
| Open Issues | 36 |
| Last Updated | 2026-08-06 |
| Created | 2026-04-27 |
| Platforms | claude-code, codex |
| Est. Tokens | ~16k |
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hallmark is Anti-AI-slop design skill for Claude Code, Cursor, and Codex.. It is categorized as a Claude Skill with 22.6k GitHub stars.
hallmark is primarily written in CSS.
You can find installation instructions and usage details in the hallmark GitHub repository at github.com/Nutlope/hallmark. The project has 22.6k stars and 1147 forks, indicating an active community.
hallmark is released under the MIT license, making it free to use and modify according to the license terms.
The top alternatives to hallmark on Agent Skills Hub include marketingskills, claude-plugins-official, awesome-agent-skills. Each offers a different approach to the same problem space — compare them side-by-side by stars, quality score, and community activity.