Technical Writing

Core engineering standards during implementation. Use when implementing features, writing production code, or when user mentions error handling, constants management, progress logging, or code quality standards.

Phoenix framework guidelines for router configuration and deprecated modules. Use when writing Phoenix router files, adding routes, or configuring scopes. Prevents duplicate module prefix bugs from scope aliasing and use of deprecated Phoenix.View.

Extract YouTube video transcripts with metadata and save as Markdown to Obsidian vault. Use this skill when the user requests downloading YouTube transcripts, converting YouTube videos to text, or extracting video subtitles. Does not download video/audio files, only metadata and subtitles.

Critical Phoenix LiveView guidelines that prevent common bugs, memory issues, and deprecated patterns. Use when writing LiveView modules, LiveView tests, or working with streams, navigation, forms, or JS hooks. Prevents memory ballooning from improper collection handling, deprecated function usage, and common test failures.

This skill generates interactive mathematical function plots using Plotly.js for iframe embedding in intelligent textbooks. Creates visualizations with hover tooltips, interactive sliders to move points along curves, responsive design optimized for narrow layouts, and comprehensive educational documentation. Use this when users request plotting mathematical functions, graphing equations, visualizing f(x), or creating interactive function explorers for calculus, precalculus, physics, or engineering courses.

Comprehensive guide for creating and managing MkDocs documentation projects with Material theme. Includes official CLI command reference with complete parameters and arguments, and mkdocs.yml configuration reference with all available settings and valid values. Use when working with MkDocs projects including site initialization, mkdocs.yml configuration, Material theme customization, plugin integration, or building static documentation sites from Markdown files.

This skill creates or updates a README.md file in the GitHub home directory of the current project. The README.md file it generates will conform to GitHub best practices, including badges, project overview, site metrics, getting started instructions, and comprehensive documentation.

Research and generate Azure deployment guide with EasyAuth (Google + Facebook) and CosmosDB. This skill searches for current documentation and screenshots to produce an up-to-date setup guide at .docs/azure-setup-guide.md.

Validate and auto-fix GitHub Flavored Markdown links in PR descriptions. Use when creating pull requests, mentioning PR links, gh pr create, GFM validation, or fixing broken PR links. Converts repo-relative paths to branch-specific blob URLs.

Quality gates for frontend code. ALWAYS use after writing React/Next.js code and before delivery. Covers: ESLint linting, TypeScript type-checking, Prettier formatting, browser console debugging. Catches errors before they reach users.

This skill is for writing integrations to the Ruby SDK. Claude acts as the engineer implementing LLM provider or agentic framework integrations. Use when adding support for OpenAI-like providers, Anthropic-like providers, or agent frameworks. Covers TDD workflow, comprehensive testing (streaming/non-streaming/tokens/multimodal), defensive coding, MCP validation, and StandardRB compliance.

Token-efficient markdown parsing, editing, and diagram generation using native CLI tools (Windows/Mac/Linux compatible)

Elixir and Phoenix development guidelines with critical language-specific gotchas. Use when writing Elixir code, Phoenix applications, or Mix tasks. Prevents common mistakes with list access, variable rebinding, struct access, and OTP patterns that cause subtle bugs or compilation errors.

This skill generates comprehensive diagram and MicroSim reports for the geometry course by analyzing chapter markdown files and creating table and detail reports. Use this skill when working with an intelligent textbook (specifically geometry-course) that needs updated visualization of all diagrams and MicroSims across chapters, including their status, difficulty, Bloom's Taxonomy levels, and UI complexity.

Read specific Notion pages by ID

Generate comprehensive model cards and upload fine-tuned models to Hugging Face Hub with professional documentation

This skill generates self-contained p5.js celebration animations for educational MicroSims. Use this skill when users request creating new celebration animations, particle effects, reward animations, or visual feedback for student achievements. The skill creates a new animation JavaScript file in /docs/sims/shared/animations/ and integrates it with the animation-lib-tester MicroSim for testing.

Store and manage competitor research results in a Notion database

Guidelines for producing accurate and maintainable documentation for the Hex1b TUI library. Use when writing XML API documentation comments, creating end-user guides, or updating existing documentation.

Query Apple Health SQLite database for vitals, activity, sleep, and workouts. Supports Markdown, JSON, and FHIR R4 output formats. This skill should be used when analyzing health metrics, generating health reports, answering questions about fitness or sleep patterns, or exporting health data in standard formats.