Screened · automated checks passed

shiny-bslib-theming

from posit-dev/skills · ★ 431 on GitHub · found by our crawler 2026-07-07

What the author says it does

Advanced theming for Shiny apps using bslib and Bootstrap 5. Use when customizing app appearance with bs_theme(), Bootswatch themes, custom colors, typography, brand.yml integration, Bootstrap Sass variables, custom Sass/CSS rules, dark mode and color modes, dynamic theme switching, real-time theming, theme inspection, or making R plots match the app theme with thematic.

Quoted from the skill's own SKILL.md trigger description — this is what tells Claude when to activate it. Not yet verified by us.

Automated screening

100/100 validator score

Scored by the same rules as our free SKILL.md validator: trigger description quality, body substance, structure. Automated — a human bench test is the next step in the pipeline.

Install (unverified — review first)

git clone https://github.com/posit-dev/skills
# skill lives at: shiny/shiny-bslib-theming/SKILL.md

SkillProof status

This skill is in our test queue. We install every skill in a clean environment, run a trigger battery and score output against a baseline before it earns a catalog page — the full protocol is public. Until then, treat it like any unreviewed dependency: read the SKILL.md and any scripts before installing.

Already tested in Design & Frontend

  • Codex GPT Image ★ 10.0/10 Generates gpt-image-2 images via local Codex OAuth, no OPENAI_API_KEY needed.
  • Slide Wright ★ 10.0/10 Proposes an invented theme and a real 2-slide preview before it ever builds the full deck.
  • Compose App Icon ★ 10.0/10 uv-bundled CLI pair that authors and JSON-Schema-validates Apple Icon Composer .icon packages
  • HTML Explainer ★ 10.0/10 Builds polished, source-grounded, playable single-page or slide-deck web explainers with a real quality loop.

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