Verified skills and agents

Checked for safety. See the before and after.

category Code Code review, decision records, postmortems and changelog checks. 8 skills and 8 agents Browse code category Business Plans, replies and decisions with the trade-offs written down. 5 skills and 4 agents Browse business Featured · Verified stop-slop Rewrites prose to remove the patterns that make it sound machine-made. See the before and after. Compare the answers category Legal & Compliance Checks an NDA or contract against a written checklist. 4 skills and 4 agents Browse legal & compliance category Research Turns interview notes into findings, and sizes markets. 3 skills and 5 agents Browse research

Writing

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agent · marketing landing-page-copywriter by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · marketing content-marketer by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · writing technical-writer by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · marketing seo-specialist by VoltAgent Free · v1 Markdown only Before and after: 2 models
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skill · marketing cold-email by Corey Haines Free · v1 Markdown only Before and after: 2 models
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skill · marketing copywriting by Corey Haines Free · v1 Markdown only Before and after: 2 models
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skill · writing copy-editing by Corey Haines Free · v1 Markdown only Before and after: 2 models
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skill · writing stop-slop by Hardik Pandya Free · v1 Markdown only Before and after: 2 models
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skill · marketing marketing-psychology by Corey Haines Free · v1 Markdown only Before and after: 2 models
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skill · writing internal-comms by Anthropic, PBC Free · v1 Markdown only Before and after: 2 models
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Code and data

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skill · code claude-automation-recommender by anthropics Free · v1 Markdown only Before and after: 2 models
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skill · design playground by anthropics Free · v1 Markdown only Before and after: 2 models
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skill · code skill-development by anthropics Free · v1 Markdown only Before and after: 2 models
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skill · code build-mcp-server by anthropics Free · v1 Markdown only Before and after: 2 models
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skill · code claude-md-improver by anthropics Free · v1 Markdown only Before and after: 2 models
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agent · code documentation-engineer by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · code api-documenter by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · data data-researcher by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · code database-design-database-architect by wshobson Free · v1 Markdown only Before and after: 2 models
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skill · code writing-plans by obra Free · v2 Markdown only Before and after: 2 models
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agent · design ux-microcopy-reviewer by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · code security-auditor by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · code spec-compliance-checker by trailofbits Free · v1 Markdown only Before and after: 2 models
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agent · code sharp-edges-analyzer by trailofbits Free · v1 Markdown only Before and after: 2 models
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agent · code skill-reviewer by anthropics Free · v1 Markdown only Before and after: 2 models
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agent · code changelog-checker by latentvoyager Free · v1 Markdown only Before and after: 2 models
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skill · design fixing-accessibility by Julien Thibeaut Free · v1 Markdown only Before and after: 2 models
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skill · data statistical-analysis by Anthropic, PBC Free · v1 Markdown only Before and after: 2 models
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skill · code postmortem-writing by Seth Hobson Free · v1 Markdown only Before and after: 2 models
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skill · design emil-design-eng by Emil Kowalski Free · v1 Markdown only Before and after: 2 models
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skill · data ab-test-analysis by Pawel Huryn Free · v1 Markdown only Before and after: 2 models
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skill · code architecture-decision-records by Seth Hobson Free · v1 Markdown only Before and after: 2 models
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skill · design ux-copy by Anthropic, PBC Free · v1 Markdown only Before and after: 2 models
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skill · data data-storytelling by Seth Hobson Free · v1 Markdown only Before and after: 2 models
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skill · code code-review-excellence by Seth Hobson Free · v1 Markdown only Before and after: 2 models
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Research, business and legal

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agent · business project-idea-validator by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · business backlog-grooming by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · legal & compliance legal-advisor by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · business business-analyst by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · business product-manager by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · research first-principles-thinking by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · research research-analyst by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · research market-researcher by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · research competitive-analyst by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · research ux-researcher by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · legal & compliance hipaa-compliance by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · legal & compliance gdpr-ccpa-compliance by VoltAgent Free · v1 Markdown only Before and after: 2 models
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agent · legal & compliance compliance-auditor by VoltAgent Free · v1 Markdown only Before and after: 2 models
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skill · business meeting-actions by latentvoyager Free · v2 Markdown only Before and after: 2 models
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skill · business prioritization-frameworks by Pawel Huryn Free · v1 Markdown only Before and after: 2 models
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skill · business pre-mortem by Pawel Huryn Free · v1 Markdown only Before and after: 2 models
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skill · business create-prd by Pawel Huryn Free · v1 Markdown only Before and after: 2 models
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skill · research market-sizing by Pawel Huryn Free · v1 Markdown only Before and after: 2 models
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skill · research interview-script by Pawel Huryn Free · v1 Markdown only Before and after: 2 models
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skill · legal & compliance legal-risk-assessment by Anthropic, PBC Free · v1 Markdown only Before and after: 2 models
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skill · legal & compliance compliance-check by Anthropic, PBC Free · v1 Markdown only Before and after: 2 models
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skill · legal & compliance review-contract by Anthropic, PBC Free · v1 Markdown only Before and after: 2 models
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skill · legal & compliance triage-nda by Anthropic, PBC Free · v1 Markdown only Before and after: 2 models
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skill · business summarize-meeting by Pawel Huryn Free · v1 Markdown only Before and after: 2 models
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skill · research research-synthesis by Anthropic, PBC Free · v1 Markdown only Before and after: 2 models
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Everything else

What verified means

We check every skill and agent before it’s listed. It must be instructions only, with no code that runs on your machine. We scan it for hidden instructions and leaked keys, a person reviews anything we flag, and we confirm the license.

Every listing shows answers from two models with and without it, side by side, exactly as written.

How we test

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