Claude Code Skills·Claude Skills·The open SKILL.md registry for Claude
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Simon Willison

@simonw on GitHub →

2 Claude Code skills authored by Simon Willison.

updated 2026-05-23 · showing 1–2 of 2 by quality score

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compare-recurring-csv-tsv-or-json-exports-and-emit-row-level-cha
Use csv-diff when an agent needs to explain what changed between two structured exports, not just that the files differ.
load-mbox-mail-archives-into-sqlite-for-offline-search-audits-an
Use mbox-to-sqlite when an agent needs to work across an email archive as structured data instead of parsing one message at a time.
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