Skill
dot-skill
Unified meta-skill engine for distilling colleague, relationship, or celebrity characters into reusable Skills. | 统一的 meta-skill 引擎，把 colleague、relationship、celebrity 三类对象蒸馏成可复用 Skill。
titanwings23k
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Skill
remove-pdf-background-gray
Remove gray or off-white scan backgrounds from image-based PDF pages while preserving original image pixel dimensions, page geometry, and anti-aliased text edges. Use for requests such as PDF 去底灰, 扫描件底色变白, 去除纸张灰底, 保持原分辨率, or avoid jagged/binarized text in scanned PDFs.
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