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Updated 1mo ago

by robertguss

claude-code-toolkit

A collection of custom skills that extend Claude's capabilities with specialized workflows, methods, and domain knowledge.

Works with
  • Claude

126 GitHub stars (126)

+5 in 16 days

Stars gained per day · daily snapshots since Sep 30
Stars gained per day, Sep 30 to Oct 16: +5 in total; the busiest day was Oct 12 with +2 stars.Oct 1: 0 starsOct 2: 0 starsOct 3: 0 starsOct 4: 0 starsOct 5: 0 starsOct 6: 0 starsOct 7: +1 starsOct 8: +1 starsOct 9: 0 starsOct 10: +1 starsOct 11: 0 starsOct 12: +2 starsOct 13: 0 starsOct 14: 0 starsOct 15: 0 starsOct 16: 0 stars
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  • 21 skills (21 skills found in its SKILL.md files)
  • 25 forks (25 forks)
  • 1mo ago last update (Last updated 1mo ago)

Install

Skills CLI

npx skills add robertguss/claude-code-toolkit

Asks which skills and agents to install. Just one: npx skills add robertguss/claude-code-toolkit --skill app-store-opportunity-research — add -g for every project.

Claude Code

git clone https://github.com/robertguss/claude-code-toolkitcp -r "claude-code-toolkit/skills/app-store-opportunity-research" ~/.claude/skills/

Copies the app-store-opportunity-research skill into ~/.claude/skills/ for every project (use .claude/skills/ for one project). Repeat for the other skills listed below.

Plugin

/plugin marketplace add robertguss/claude-code-toolkit

Run inside Claude Code if the repository ships a plugin marketplace, then pick plugins from /plugin.

Skills can run code on your machine — read the SKILL.md first.

What it does

In the author's own words, from each skill's SKILL.md.

  • app-store-opportunity-research

    Full-pipeline iOS App Store opportunity research. Discovers underserved niches, analyzes competitor gaps, estimates revenue, produces scored top-3 opportunity reports, and writes MVP PRDs — all through browser and web research. Use when the user wants to find profitable iOS app ideas, research App Store charts, analyze competitor apps (ratings, reviews, revenue, gaps), generate opportunity report…

    skills/app-store-opportunity-research/SKILL.md on GitHub (opens in a new tab)
  • brainstorm

    Collaborative brainstorming partner for multi-session ideation projects. Use when the user wants to brainstorm, ideate, explore ideas, or think through problems—whether for SaaS products, software tools, book ideas, newsletter content, business strategies, or any creative/analytical challenge. Handles session continuity across days/weeks via versioned markdown documents. Includes brainstorming me…

    skills/brainstorm/SKILL.md on GitHub (opens in a new tab)
  • handoff

    Create a structured session handoff document for continuity across sessions. Use when ending a work session, switching contexts, or before a break. Captures decisions, progress, code changes, and next steps so a future session can pick up where you left off without losing context.

    skills/handoff/SKILL.md on GitHub (opens in a new tab)
  • lead

    "Run a project as the lead: write briefs, hand each one to a fresh Opus worker in Herdr, watch it, verify its work with your own probes, and report. The loop never stops to ask."

    skills/lead/SKILL.md on GitHub (opens in a new tab)
  • project-wiki

    Build and keep a Karpathy-style LLM wiki inside a repo, as a project record or a research vault, with a schema, an index, a log, a lint, and a Quartz site on GitHub Pages.

    skills/project-wiki/SKILL.md on GitHub (opens in a new tab)
  • skill-creator

    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.

    .claude/skills/skill-creator/SKILL.md on GitHub (opens in a new tab)
  • ebook-concept-development

    Develop ebook ideas into structured concepts ready for architecture. Use when the user has an ebook idea (from a brainstorm document, existing content to repurpose, a book section to extract, or a fresh concept) and wants to develop it into a clear, validated concept. Produces an Ebook Concept Document with reader, transformation, promise, content source, scope/format, and key topics. Handles mul…

    skills/ebook-factory/ebook-concept-development/SKILL.md on GitHub (opens in a new tab)
  • ebook-discovery

    Surface ebook ideas you didn't know you had. Use when ready to discover what ebooks might be hiding in your content, expertise, or thinking. Supports both content-rich creators (blog posts, videos, newsletters) and those with unpublished expertise. Produces a curated list of ebook candidates ready for Concept Development. Handles multi-session discovery with living documents.

    skills/ebook-factory/ebook-discovery/SKILL.md on GitHub (opens in a new tab)
  • book-architect

    Design the structural and emotional architecture for nonfiction books. Use when an author has a validated book concept and needs to create the blueprint before drafting. Triggers include requests to structure a book, create a chapter outline, design a table of contents, map the reader's journey, or plan book organization. Requires upstream documents from book-ideation (Book Concept Document) and…

    skills/non-fiction-book-factory/book-architect/SKILL.md on GitHub (opens in a new tab)
  • book-idea-validator

    Stress-test book concepts against existing research before committing to architecture. Use when the user has a Book Concept Document ready for validation, wants to verify their thesis is defensible, needs to understand the competitive intellectual landscape, or wants honest assessment of their idea's strengths and weaknesses. Produces a Validation Report that informs the Go/No-Go decision. Nonfic…

    skills/non-fiction-book-factory/book-idea-validator/SKILL.md on GitHub (opens in a new tab)
  • book-ideation

    Develop raw book ideas into structured nonfiction book concepts. Use when the user wants to develop a book idea, has brainstorm documents to refine into a book concept, wants to articulate a book's thesis/promise/reader/transformation, or needs to prepare a book concept for validation and market research. Nonfiction only. Produces a Book Concept Document with all elements needed for downstream sk…

    skills/non-fiction-book-factory/book-ideation/SKILL.md on GitHub (opens in a new tab)
  • book-market-research

    Assess commercial viability of book concepts for Amazon KDP self-publishing. Use when the user has a Book Concept Document and wants to understand market demand, competition, pricing, and positioning before committing to write. Produces a Market Research Report with viability scorecard and Go/No-Go recommendation. Works standalone (commercial analysis only) or after idea-validator (integrated ass…

    skills/non-fiction-book-factory/book-market-research/SKILL.md on GitHub (opens in a new tab)
  • book-research-assistant

    Plan, orchestrate, and validate deep research for nonfiction books. Use when an author has completed book architecture and needs to fill research gaps before outlining chapters. Triggers include requests to plan research, generate research prompts, validate research quality, or prepare for drafting. This skill does everything around deep research—planning, prompting, validating, synthesizing—but…

    skills/non-fiction-book-factory/book-research-assistant/SKILL.md on GitHub (opens in a new tab)
  • chapter-architect

    Plan and architect a single chapter at beat-level granularity. Use when you have a chapter from the Architecture Document and need to create a detailed outline before drafting. Produces a Chapter Outline Document for use by draft-coach or ghostwriter.

    skills/non-fiction-book-factory/chapter-architect/SKILL.md on GitHub (opens in a new tab)
  • ghost-writer

    Produce first drafts that match a writer's authentic voice using their Voice DNA Document. Consumes DNA documents from writing-dna-discovery skill. Generates 2 meaningfully different drafts with headlines, confidence assessment, decision notes, and DNA refinement suggestions. Collaborative partner that evaluates, pushes back, and advocates for quality. Handles blog posts, essays, newsletters, and…

    skills/writing/ghost-writer/SKILL.md on GitHub (opens in a new tab)
  • writing-dna-discovery

    Capture a writer's voice DNA through collaborative interview and sample analysis. Use when someone wants to document their writing voice for use with a ghost writer skill. Produces a Voice DNA Document with patterns, anti-patterns, and actionable guidance. Handles one register/mode per session, supports refinement over time.

    skills/writing/writing-dna-discovery/SKILL.md on GitHub (opens in a new tab)
  • dhh-writing

    This skill should be used when writing in the distinctive style of David Heinemeier Hansson (DHH). It applies when creating blog posts, technical articles, business content, manifestos, or any prose requiring a clear, punchy, opinionated style.

    plugins/compound-writing/skills/dhh-writing/SKILL.md on GitHub (opens in a new tab)
  • every-style-editor

    This skill should be used when reviewing or editing copy to ensure adherence to Every's style guide. It provides a systematic line-by-line review process for grammar, punctuation, mechanics, and style guide compliance.

    plugins/compound-writing/skills/every-style-editor/SKILL.md on GitHub (opens in a new tab)
  • pragmatic-writing

    This skill should be used when writing technical content in the style of Hunt/Thomas (The Pragmatic Programmer) and Joel Spolsky (Joel on Software). It applies when creating technical essays, documentation, tutorials, or explanatory content that needs to be clear, engaging, and actionable.

    plugins/compound-writing/skills/pragmatic-writing/SKILL.md on GitHub (opens in a new tab)
  • voice-capture

    This skill should be used when extracting voice profiles from sample text, creating voice documentation, or matching a specific writing style. It applies when users provide sample text and want to capture the voice for future use.

    plugins/compound-writing/skills/voice-capture/SKILL.md on GitHub (opens in a new tab)
  • writing-orchestration

    This skill should be used when orchestrating complex writing workflows with multiple phases. It provides two-agent orchestration patterns, the two-gate content readiness assessment, 10 baseline writing strategies, 20+ situational strategies, and quality checkpoints. Inspired by the Spiral Writing System.

    plugins/compound-writing/skills/writing-orchestration/SKILL.md on GitHub (opens in a new tab)

Review before you install

A skill is a set of instructions and scripts your agent will follow, and it can run code on your machine. Read the SKILL.md and any scripts first — this listing is not a security review.