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majesticlabs-dev

majesticlabs-dev

169 Skills published on GitHub.

docs-researcher

Fetch and summarize API documentation from official sources before implementation. Covers Rails, Tailwind, external libraries, and gem source exploration. Triggers on fetch docs, API reference, library documentation, check docs, read documentation.

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favicon

Generate a complete favicon set (ICO, PNG variants, apple-touch-icon, web manifest) from a source image and integrate into the project's HTML layout. Use when user asks to generate favicons, set up PWA icons, or add an apple-touch-icon.

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fix-decision-router

Post-documentation decision menu for fix-reporter. Routes to critical patterns, skill updates, cross-references, or discovery enablement.

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fix-reporter

Capture solved problems as categorized documentation with YAML frontmatter for fast lookup

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frontend-css-patterns

Framework-agnostic CSS patterns for typography, color, motion, and spatial composition.

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frontend-design-philosophy

Design thinking principles for distinctive interfaces. Covers aesthetic direction, anti-patterns, and avoiding generic AI-generated aesthetics.

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frontend-design

Create distinctive, production-grade frontend interfaces with high design quality. Use when building web components, pages, or applications. Includes framework-specific guidance for Tailwind, React, Vue, and Rails/Hotwire ecosystems.

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frontend-performance

Use when modifying layouts, adding assets, or optimizing page speed. Frontend performance patterns for Core Web Vitals (LCP, CLS, INP). Covers font loading, resource preloading, asset scoping, and render-blocking elimination. Not for backend performance — use performance-reviewer instead.

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git-researcher

Analyze git history to trace code evolution, identify contributors, and understand commit patterns. Use for archaeological analysis of repositories. Triggers on git history, blame analysis, code evolution, contributor mapping, commit patterns.

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git-worktree

Manage git worktrees for parallel development. Use when the user wants to work on multiple branches simultaneously, create isolated environments for features/fixes, or clean up completed worktrees.

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harness-engineering

Repository structure methodology for maximum AI agent effectiveness. Three pillars — context engineering (repo as knowledge product), architectural constraints (deterministic enforcement), garbage collection (active entropy fighting). Use when setting up repos for AI development, diagnosing repeated agent failures, writing AGENTS.md, or designing CI gates and structural tests.

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hierarchical-agents

Generate hierarchical AGENTS.md structure for codebases to optimize AI agent token usage. Use when creating AGENTS.md files, documenting codebase structure, setting up agent guidance, organizing project documentation for AI tools, implementing JIT indexing, or working with monorepos that need lightweight root guidance with detailed sub-folder documentation. Covers repository analysis, root AGENTS.md generation, sub-folder AGENTS.md creation, and token-efficient documentation patterns.

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init-agents-config

Generate .agents.yml config from user answers. Provides tech stack templates for Rails, Python, Node, and Generic projects.

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init

Initialize AGENTS.md with hierarchical structure and .agents.yml config

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mermaid-builder

Expert guidance for creating syntactically correct Mermaid diagrams. Use when creating flowcharts, sequence diagrams, class diagrams, state diagrams, Gantt charts, ER diagrams, or data lineage visualizations.

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plan-builder

Write implementation plans with appropriate templates based on complexity. Use when planning features or changes. Provides minimal, standard, and full templates for different scope levels.

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plan-gate

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plan-review

Review development plans for issues, missing considerations, architectural violations, and alternatives. Includes SOLID compliance, circular dependency detection, and coupling analysis.

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pr-comment-resolver

Address PR review comments by implementing reviewer feedback and suggestions.

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pr-screenshot-docs

Capture and document UI changes with before/after screenshots for pull requests. Use when creating PRs that include visual changes to ensure reviewers can assess design modifications.

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prd

Create a Product Requirements Document (PRD) for a new product or feature

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quality-gate

Run quality gate checks on code changes with tech stack-aware reviewers

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question

Answer questions about the project structure, documentation, or external topics without coding

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readme-craft

Production-grade README.md patterns for any project type. Use when creating project documentation, writing README files, or improving existing docs. Covers hero sections, quick start examples, comparison tables, troubleshooting guides, and limitation transparency. Triggers on README, documentation, project setup, open source.

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refactor-agents

Refactor existing AGENTS.md to follow progressive disclosure principles

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research-compound

Automatically check and update folder-specific AGENTS.md during research. Before investigating a domain, read nearest AGENTS.md for existing context. After discovering valuable patterns, append learnings to that file.

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rp-reviewer

Code review using RepoPrompt MCP (chat_send mode=review). Returns structured verdict.

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run-blueprint

Execute all tasks in a blueprint using build-task workflow

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session-checkpoint

Save session state to ledger file for continuity across crashes, context switches, or /clear + reload cycles.

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ship-it

Complete checkout workflow - runs linting, creates commit, and opens PR

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spec-reviewer

Analyze specifications, plans, or feature descriptions for user flows, gaps, and missing requirements. Use before implementation begins.

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structured-logging

Production logging patterns for observability and incident debugging. Structured JSON logging, correlation IDs, context propagation, log levels, and performance. Use when implementing logging, adding observability, or debugging production systems. Triggers on logging setup, logger configuration, observability, distributed tracing, or incident response workflows.

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task-coordinator

Use when orchestrating multi-step workflows with Claude Code's native Task system (TaskCreate, TaskUpdate, TaskGet, TaskList) - lifecycle management, parallel execution, crash recovery, and progress visibility. Not for simple single-step tasks.

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tdd-workflow

Test-driven development execution workflow with red-green-refactor cycle, increment decomposition, and pause/continue rules. Use when building features or fixing bugs using TDD. Framework-agnostic with language-specific configs for Python, TypeScript, Go, and Ruby delegation.

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technical-writer

Write technical tutorials, blog posts, and educational content with pedagogical structure. Covers concept explanations, how-to guides, deep dives, and developer education. Triggers on tutorial, technical article, blog post, explain concept, teach, educational content, developer guide.

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test-reviewer

Review test quality, coverage, and completeness. Analyzes for missing edge cases, assertion quality, and coverage gaps.

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test-runner

Run test suite and return structured pass/fail results. Supports scoped runs by directory, file, or test name pattern. Triggers on run tests, execute tests, test results, check tests, verify tests pass.

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ui-code-auditor

Review source code for UI quality, accessibility violations, and performance anti-patterns. Static code analysis (NOT screenshot-based). Provides file:line references with severity, WCAG refs, and fix suggestions.

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ux-brief

Create junior-dev-ready design systems through guided discovery before implementation

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visual-validator

Use proactively after UI changes to verify they achieved their intended goals. Skeptical visual QA through screenshot analysis, accessibility verification, and design system compliance checking.

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web-research

Research technical problems across GitHub issues, Stack Overflow, Reddit, and documentation. Gathers solutions from multiple community sources with structured findings. Triggers on search for solutions, find examples, research problem, community solutions, debug research.

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external-llm-consulting

Get architecture and design second opinions from external LLMs (OpenAI Codex, Google Gemini) via their CLIs. Use when you need alternative perspectives on design decisions, model selection, or structured comparison of approaches.

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external-llm-review

Get code review feedback from external LLMs (OpenAI Codex, Google Gemini) with full project context. Use when you want a second opinion on code changes, with explicit control over review focus and project-aware prompts.

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alembic-patterns

Alembic database migrations for Python applications - setup, auto-generation, manual migrations, and safe deployment patterns.

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django-coder

Build Django applications with models, views, forms, templates, REST APIs, and modern Django 5.x patterns.

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fastapi-coder

Build FastAPI applications with async patterns, Pydantic validation, dependency injection, and modern Python API practices.

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pytest-coder

Write pytest tests with fixtures, parametrization, mocking, async testing, and modern patterns. Use when creating or updating Python test files. Not for unittest — use standard library patterns instead.

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python-coder

Modern Python 3.12+ development with uv, ruff, and production-ready practices. Routes to specialized skills for frameworks and testing.

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python-debugger

Debug Python errors, exceptions, and unexpected behavior. Analyzes tracebacks, reproduces issues, identifies root causes, and provides fixes.

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python-reviewer

Review Python code with high quality bar for type hints, Pythonic patterns, and maintainability.

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