playbooks

home / skills / jst-well-dan / skill-box

jst-well-dan/skill-box

60 skills
GitHub

Sponsored

baoyu-compress-image

jst-well-dan/skill-box

7
Compresses images to WebP (default) or PNG with automatic tool selection. Use when user asks to "compress image", "optimize image", "convert to webp", or reduce image file size.
developer-growth-analysis

jst-well-dan/skill-box

7
This skill analyzes your Claude Code chats to reveal coding patterns, gaps, and personalized growth recommendations with actionable steps.
react-best-practices

jst-well-dan/skill-box

7
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.
web-design-guidelines

jst-well-dan/skill-box

7
Review UI code for Web Interface Guidelines compliance. Use when asked to "review my UI", "check accessibility", "audit design", "review UX", or "check my site against best practices".
baoyu-comic

jst-well-dan/skill-box

7
Knowledge comic creator supporting multiple art styles and tones. Creates original educational comics with detailed panel layouts and sequential image generation. Use when user asks to create "知识漫画", "教育漫画", "biography comic", "tutorial comic", or "Logicomix-style comic".
Advertise on playbooks
Reach thousands of developers actively evaluating dev tools, MCP servers, and agent skills. Floating banners, pinned cards, and in-feed placements.
learn more
deep-reading

jst-well-dan/skill-box

7
This skill guides deep reading by transforming articles from read to understood to mastered, delivering structured notes and actionable plans.
remotion

jst-well-dan/skill-box

7
Best practices for Remotion - Video creation in React
markdown-to-epub-converter

jst-well-dan/skill-box

7
This skill converts markdown into EPUB3 ebooks, producing chapters, TOC, and formatted output for Kindle and other readers.
canvas-design

jst-well-dan/skill-box

7
Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art, design, or other static piece. Create original visual designs, never copying existing artists' work to avoid copyright violations.
obsidian-canvas-creator

jst-well-dan/skill-box

7
Create Obsidian Canvas files from text content, supporting both MindMap and freeform layouts. Use this skill when users want to visualize content as an interactive canvas, create mind maps, or organize information spatially in Obsidian format.
internal-comms

jst-well-dan/skill-box

7
A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write some sort of internal communications (status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, project updates, etc.).
excel-dcf-modeler

jst-well-dan/skill-box

7
This skill helps build professional discounted cash flow models in Excel, guiding valuation from assumptions to sensitivity analysis and enterprise value.
baoyu-danger-x-to-markdown

jst-well-dan/skill-box

7
Converts X (Twitter) tweets and articles to markdown with YAML front matter. Uses reverse-engineered API requiring user consent. Use when user mentions "X to markdown", "tweet to markdown", "save tweet", or provides x.com/twitter.com URLs for conversion.
baoyu-slide-deck

jst-well-dan/skill-box

7
Generates professional slide deck images from content. Creates outlines with style instructions, then generates individual slide images. Use when user asks to "create slides", "make a presentation", "generate deck", "slide deck", or "PPT".
baoyu-url-to-markdown

jst-well-dan/skill-box

7
Fetch any URL and convert to markdown using Chrome CDP. Supports two modes - auto-capture on page load, or wait for user signal (for pages requiring login). Use when user wants to save a webpage as markdown.
notebooklm-integration

jst-well-dan/skill-box

7
This skill enables querying NotebookLM to produce source-grounded, citation-backed answers from your documents using Gemini, with automated browser sessions
excalidraw-diagram

jst-well-dan/skill-box

7
Generate Excalidraw diagrams from text content for Obsidian. Use when user asks to create diagrams, flowcharts, mind maps, or visual representations in Excalidraw format. Triggers on "Excalidraw", "画图", "流程图", "思维导图", "可视化", "diagram".
anthropic-brand-guidelines

jst-well-dan/skill-box

7
This skill applies Anthropic brand colors and typography to artifacts to ensure consistent, on-brand visuals across documents and presentations.
excel-pivot-wizard

jst-well-dan/skill-box

7
This skill helps you build advanced Excel pivot tables with calculated fields, slicers, and dashboards for interactive data analysis.
frontend-design

jst-well-dan/skill-box

7
Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, or applications. Generates creative, polished code that avoids generic AI aesthetics.
image-enhancer

jst-well-dan/skill-box

7
Improves the quality of images, especially screenshots, by enhancing resolution, sharpness, and clarity. Perfect for preparing images for presentations, documentation, or social media posts.
baoyu-image-gen

jst-well-dan/skill-box

7
This skill generates images using official OpenAI and Google APIs, supporting prompts, references, aspect ratios, and quality presets.
document-skills-docx

jst-well-dan/skill-box

7
This skill helps you create, edit, and analyze .docx documents while preserving formatting, tracked changes, and comments.
test-driven-development

jst-well-dan/skill-box

7
Use when implementing any feature or bugfix, before writing implementation code - write the test first, watch it fail, write minimal code to pass; ensures tests actually verify behavior by requiring failure first
webapp-testing

jst-well-dan/skill-box

7
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.
mermaid-visualizer

jst-well-dan/skill-box

7
Transform text content into professional Mermaid diagrams for presentations and documentation. Use when users ask to visualize concepts, create flowcharts, or make diagrams from text. Supports process flows, system architectures, comparisons, mindmaps, and more with built-in syntax error prevention.
theme-factory

jst-well-dan/skill-box

7
Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any artifact that has been creating, or can generate a new theme on-the-fly.
artifacts-builder

jst-well-dan/skill-box

7
Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui). Use for complex artifacts requiring state management, routing, or shadcn/ui components - not for simple single-file HTML/JSX artifacts.
baoyu-danger-gemini-web

jst-well-dan/skill-box

7
Generates images and text via reverse-engineered Gemini Web API. Supports text generation, image generation from prompts, reference images for vision input, and multi-turn conversations. Use when other skills need image generation backend, or when user requests "generate image with Gemini", "Gemini text generation", or needs vision-capable AI generation.
invoice-processor

jst-well-dan/skill-box

7
This skill automatically extracts invoice data from PDFs or images and generates a structured Excel report for easy accounting.
mcp-builder

jst-well-dan/skill-box

7
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).
csv-data-summarizer

jst-well-dan/skill-box

7
This skill analyzes a CSV file comprehensively, generates summary statistics and visualizations, and delivers actionable insights immediately.
excel-lbo-modeler

jst-well-dan/skill-box

7
This skill helps you build Excel LBO models with debt schedules and IRR analysis to evaluate PE returns and exit scenarios.
baoyu-cover-image

jst-well-dan/skill-box

7
This skill generates article cover images with configurable type, style, text, mood and aspect to match content.
baoyu-post-to-wechat

jst-well-dan/skill-box

7
This skill posts content to WeChat Official Account using Chrome CDP, supporting article and image-text formats with markdown and images.
youtube-transcript

jst-well-dan/skill-box

7
Download YouTube video transcripts when user provides a YouTube URL or asks to download/get/fetch a transcript from YouTube. Also use when user wants to transcribe or get captions/subtitles from a YouTube video.
algorithmic-art

jst-well-dan/skill-box

7
Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying existing artists' work to avoid copyright violations.
baoyu-xhs-images

jst-well-dan/skill-box

7
This skill generates Xiaohongshu infographic series with 9 visual styles and 6 layouts, breaking content into engaging 1-10 image sequences.
web-fetch

jst-well-dan/skill-box

7
This skill fetches web content and converts it to clean Markdown and PDF, including WeChat articles, with noise removal and image preservation.
pypict-claude-skill

jst-well-dan/skill-box

7
This skill designs comprehensive PICT test models and generates pairwise test cases with constraints and expected outcomes for systematic testing.
raffle-winner-picker

jst-well-dan/skill-box

7
Picks random winners from lists, spreadsheets, or Google Sheets for giveaways, raffles, and contests. Ensures fair, unbiased selection with transparency.
family-history-research

jst-well-dan/skill-box

7
This skill helps you plan comprehensive family history research projects by guiding information gathering, objective setting, and structured study plans.
development-brainstorming

jst-well-dan/skill-box

7
This skill helps turn software ideas into structured technical designs through collaborative questioning, trade-offs, and incremental validation.
baoyu-post-to-x

jst-well-dan/skill-box

7
Posts content and articles to X (Twitter). Supports regular posts with images/videos and X Articles (long-form Markdown). Uses real Chrome with CDP to bypass anti-automation. Use when user asks to "post to X", "tweet", "publish to Twitter", or "share on X".
test-fixing

jst-well-dan/skill-box

7
This skill runs tests, groups failures smartly, and guides targeted fixes to get the full Python test suite passing.
vercel-deploy-claimable

jst-well-dan/skill-box

7
Deploy applications and websites to Vercel. Use this skill when the user requests deployment actions such as "Deploy my app", "Deploy this to production", "Create a preview deployment", "Deploy and give me the link", or "Push this live". No authentication required - returns preview URL and claimable deployment link.
document-skills-pdf

jst-well-dan/skill-box

7
This skill enables comprehensive PDF manipulation using Python to extract text and tables, merge or split documents, fill forms, and create PDFs.
file-organizer

jst-well-dan/skill-box

7
Intelligently organizes your files and folders across your computer by understanding context, finding duplicates, suggesting better structures, and automating cleanup tasks. Reduces cognitive load and keeps your digital workspace tidy without manual effort.
document-skills-pptx

jst-well-dan/skill-box

7
This skill helps you create, edit, and analyze PowerPoint presentations (.pptx) with guided workflows and design best practices.
document-skills-xlsx

jst-well-dan/skill-box

7
This skill helps you create, edit, and analyze Excel workbooks with formulas, formatting, and data visualization while preserving templates.
changelog-generator

jst-well-dan/skill-box

7
This skill automatically generates user-friendly changelogs from git commits, turning technical history into clear, publish-ready release notes.
baoyu-article-illustrator

jst-well-dan/skill-box

7
Analyzes article structure, identifies positions requiring visual aids, generates illustrations with Type × Style two-dimension approach. Use when user asks to "illustrate article", "add images", "generate images for article", or "为文章配图".
content-research-writer

jst-well-dan/skill-box

7
Assists in writing high-quality content by conducting research, adding citations, improving hooks, iterating on outlines, and providing real-time feedback on each section. Transforms your writing process from solo effort to collaborative partnership.
skill-creator

jst-well-dan/skill-box

7
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.
slack-gif-creator

jst-well-dan/skill-box

7
Toolkit for creating animated GIFs optimized for Slack, with validators for size constraints and composable animation primitives. This skill applies when users request animated GIFs or emoji animations for Slack from descriptions like "make me a GIF for Slack of X doing Y".
baoyu-infographic

jst-well-dan/skill-box

7
Generates professional infographics with 20 layout types and 17 visual styles. Analyzes content, recommends layout×style combinations, and generates publication-ready infographics. Use when user asks to create "infographic", "信息图", "visual summary", or "可视化".
terminal-title

jst-well-dan/skill-box

7
This skill automatically updates the terminal window title to reflect the current high level task, helping you quickly identify and switch between Claude Code
excel-variance-analyzer

jst-well-dan/skill-box

7
This skill analyzes budget versus actual variances in Excel, provides drill-down insights, materiality filtering, and executive variance reporting.