Total 31,804 skills, Tools & Utilities has 4411 skills
Showing 12 of 4411 skills
Check email deliverability and DNS configuration. Use when: diagnosing email delivery issues; setting up new email domains; auditing email authentication; checking SPF/DKIM/DMARC; troubleshooting spam folder issues
Generate Excalidraw diagrams from natural language descriptions. Outputs .excalidraw JSON files openable in Excalidraw. Use when asked to "create a diagram", "make a flowchart", "visualize a process", "draw a system architecture", "create a mind map", "generate an Excalidraw file", "draw an ER diagram", "create a sequence diagram", or "make a class diagram". Supports flowcharts, relationship diagrams, mind maps, architecture, DFD, swimlane, class, sequence, and ER diagrams. Can use icon libraries (AWS, GCP, etc.) when set up. Do NOT use for code architecture analysis (use the architecture skills), Mermaid diagram rendering (use mermaid-studio), or non-visual documentation (use docs-writer).
Create professional promotional videos using Remotion with AI voiceover and background music. Invoke with /promo-video.
Feishu (Lark) API Integration Guide. Use this when users request to "create Feishu apps", "manage base tables", "add collaborators", "generate Feishu reports", "set Feishu permissions" or "automate Feishu operations". Prioritize using MCP tools for real-time interactive operations.
Fetch and read web pages as Markdown via Jina Reader (https://r.jina.ai/). Use when you need the readable content of a URL (articles, docs, blog posts) without a browser/JS, or when you want a quick plain-text/markdown snapshot for summarization, quoting, or extraction.
Guide for using uv, the Python package and project manager. Use this when working with Python projects, scripts, packages, or tools.
Guide for setup Context7 MCP server to load documentation for specific technologies.
Guide for setup Codemap CLI for intelligent codebase visualization and navigation
tmux pane operations guide for debugging and monitoring separate panes Use when: - Sending commands to another tmux pane - Capturing output from another tmux pane - Monitoring long-running commands in separate panes - Debugging devcontainer build/up operations - Working with multiple panes in parallel
Reference these patterns to validate consistency across the ecosystem. Use when creating new skills or hooks that need consistent patterns, implementing validation logic, setting up error handling, creating test scaffolding, referencing standard workflow structures. Do not use when pattern is specific to one skill only. DO NOT use when: pattern is still evolving - wait for stability. DO NOT use when: pattern is context-dependent requiring variations.
Evaluate and validate Claude Code rules in .claude/rules/ directories. Use when auditing rule file quality, validating frontmatter and glob patterns, or checking rules organization before deployment. Do not use when writing new rules from scratch - use rule authoring guides instead. Do not use when evaluating skills or hooks - use skills-eval or hooks-eval instead.
Guide for using claude CLI in headless mode with --print, output formats, and JSON schema