ast-grep
Guide for writing ast-grep rules to perform structural code search and analysis. Use when users need to search codebases using Abstract Syntax Tree (AST) patterns, find specific code structures, or perform complex code queries that go beyond simple text search. This skill should be used when users ask to search for code patterns, find specific language constructs, or locate code with particular structural characteristics.
cloudflare
Comprehensive Cloudflare platform skill covering Workers, Pages, storage (KV, D1, R2), AI (Workers AI, Vectorize, Agents SDK), networking (Tunnel, Spectrum), security (WAF, DDoS), and infrastructure-as-code (Terraform, Pulumi). Use for any Cloudflare development task.
commit
Read this skill before making git commits
elixir-cyclic-dependencies
Detects and removes cyclic compile-time dependencies in Elixir codebases using mix xref, with minimal code changes. Use when the user explicitly asks to check for cycles, remove cyclic dependencies, or fix xref cycle failures. Requires Elixir 1.19 or higher for accurate results.
frontend-design
Design and implement distinctive, production-ready frontend interfaces with strong aesthetic direction. Use when asked to create or restyle web pages, components, or applications (HTML/CSS/JS, React, Vue, etc.).
ghidra
Reverse engineer binaries using Ghidra's headless analyzer. Decompile executables, extract functions, strings, symbols, and analyze call graphs without GUI.
github
Interact with GitHub using the `gh` CLI. Use `gh issue`, `gh pr`, `gh run`, and `gh api` for issues, PRs, CI runs, and advanced queries.
google-workspace
Access Google Workspace APIs (Drive, Docs, Calendar, Gmail, Sheets, Slides, Chat, People) via local helper scripts without MCP. Handles OAuth login and direct API calls.
instruments-profiling
Use when profiling native macOS or iOS apps with Instruments/xctrace. Covers correct binary selection, CLI arguments, exports, and common gotchas.
ipsw
Apple firmware and binary reverse engineering with the ipsw CLI tool. Use when analyzing iOS/macOS binaries, disassembling functions in dyld_shared_cache, dumping Objective-C headers from private frameworks, downloading IPSWs or kernelcaches, extracting entitlements, analyzing Mach-O files, or researching Apple security. Triggers on requests involving Apple RE, iOS internals, kernel analysis, KEXT extraction, or vulnerability research on Apple platforms.
mermaid
Must read guide on creating/editing mermaid charts with valiation tools
mysql
Plan and review MySQL/InnoDB schema, indexing, query tuning, transactions, and operations. Use when creating or modifying MySQL tables, indexes, or queries; diagnosing slow/locking behavior; planning migrations; or troubleshooting replication and connection issues. Load when using a MySQL database.
native-app-performance
Native macOS/iOS app performance profiling via xctrace/Time Profiler and CLI-only analysis of Instruments traces. Use when asked to profile, attach, record, or analyze Instruments .trace files, find hotspots, or optimize native app performance without opening Instruments UI.
neki
Overview and information about Neki, the sharded Postgres product by PlanetScale. Load when working with Neki-related tasks and the need to scale or shard postgres. Load when facing Postgres scaling or sharding issues.
oebb-scotty
Austrian rail travel planner (ÖBB Scotty). Use when planning train journeys in Austria, checking departures/arrivals at stations, or looking for service disruptions. Covers ÖBB trains, S-Bahn, regional trains, and connections to neighboring countries.
openscad
Create and render OpenSCAD 3D models. Generate preview images from multiple angles, extract customizable parameters, validate syntax, and export STL files for 3D printing platforms like MakerWorld.
pi-share
Load and parse session transcripts from shittycodingagent.ai/buildwithpi.ai/buildwithpi.com (pi-share) URLs. Fetches gists, decodes embedded session data, and extracts conversation history.
postgres
PostgreSQL best practices, query optimization, connection troubleshooting, and performance improvement. Load when working with Postgres databases.
ralph
Autonomous feature development - setup and execution. Triggers on: ralph, set up ralph, run ralph, run the loop, implement tasks. Two phases: (1) Setup - chat through feature, create tasks with dependencies (2) Loop - pick ready tasks, implement, commit, repeat until done.
sentry
Fetch and analyze Sentry issues, events, transactions, and logs. Helps agents debug errors, find root causes, and understand what happened at specific times.
session-export
Update GitHub PR descriptions with AI session export summaries. Use when user asks to add session summary to PR, document AI assistance in PR, or export conversation summary to PR description.
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 an agent's capabilities with specialized knowledge, workflows, or tool integrations.
summarize
Fetch a URL or convert a local file (PDF/DOCX/HTML/etc.) into Markdown using `uvx markitdown`, optionally it can summarize
ui-preview
Preview and screenshot local dev servers and storybooks. Use when asked to view UI components, take screenshots of storybooks, or inspect the web/server apps.
update-changelog
Read this skill before updating changelogs
uv
Use `uv` instead of pip/python/venv. Run scripts with `uv run script.py`, add deps with `uv add`, use inline script metadata for standalone scripts.
vitess
Vitess best practices, query optimization, and connection troubleshooting for PlanetScale Vitess databases. Load when working with Vitess databases, sharding, VSchema configuration, keyspace management, or MySQL scaling issues.
web-browser
Allows to interact with web pages by performing actions such as clicking buttons, filling out forms, and navigating links. It works by remote controlling Google Chrome or Chromium browsers using the Chrome DevTools Protocol (CDP). When Claude needs to browse the web, it can use this skill to do so.
work-on-linear-issue
Fetches a Linear issue and creates a comprehensive plan for implementation.
bottle
Open Horizon Labs orchestration. "$bottle init" for setup, "$bottle dive" to start sessions, "$bottle web-context" for fresh docs.
slide-creator
Use when creating slide decks with Marp/Marpit Markdown (marp), including authoring slide content, designing slide color schemes, and building SVG diagrams or illustrations for the deck.
agents-writer
Use when creating or updating `AGENTS.md`.
gourmet-research
Use when creating or updating evidence-based gourmet research outputs for cities (restaurants/cafes/desserts) that require multi-source evidence, standardized scoring, and structured city folders.
marp-authoring
Use when you need Marp/Marpit Markdown authoring rules, directives, layouts, or theme guidance and want the minimal reading path for slide writing.
mermaid-creator
Create Mermaid diagrams for technical documentation, system design, and data modeling. Use when creating flowcharts, sequence diagrams, class diagrams, state diagrams, ER diagrams, Gantt charts, git graphs, or any other Mermaid-supported diagram type. Supports both creating new diagrams from descriptions and converting diagrams to SVG format for embedding in presentations or documents.
python-cli-typer
Use when building or structuring Python CLI commands with Typer, including commands, options, and multi-command apps.
python-logging
Use when choosing or configuring Python logging, especially deciding between stdlib logging and loguru for apps or CLIs.
python-modern-tooling
Use when choosing the right modern Python tooling workflow for a project or script (uv setup, quality tools, CLI, logging, packaging) or when unsure which Python tooling skill applies.
python-packaging-uv
Use when building or publishing Python packages with uv, including dist artifacts and pre-publish checks.
python-peewee
Patterns for using Peewee ORM with DatabaseProxy and scoped connections/transactions. Use when setting up DatabaseProxy, managing connection_context/atomic blocks, or writing tests with SQLite.
python-quality-tooling
Use when configuring or running Python quality tools (ruff, ty, pytest, coverage, CI gates) and when enforcing a pre-merge quality checklist.
python-uv-project-setup
Use when initializing a Python project or script, adding dependencies, or running commands with uv, especially to avoid pip install and direct python/pytest usage.
slide-color-design
Use when you only need slide color systems, palette selection, or palette generation workflows and want direct pointers to the color design references.
svg-illustration
Use when you need SVG diagram rules, layout patterns, or embedding guidance for slide decks and want the minimal SVG-focused reading path.
uv-scripts
Use when running or authoring standalone Python scripts with uv, especially when choosing Python versions, adding one-off dependencies, using no-project mode, or embedding inline script metadata.
Dorel Code
Says "Pfaa... da' cine v-a lucrat aici?" before refactoring, improving, or reviewing code
conversation-logger
This skill should be used when users need to save, search, or retrieve Claude Code conversation transcripts. Use this skill when users ask to save the current conversation, search through past conversations for context, or retrieve information from previous sessions. Also use when appropriate to proactively save important conversations at natural breakpoints (e.g., after completing a major feature, fixing a critical bug, or when the user indicates they're done with a session).
zotero-search
Search the user's local Zotero library, find related papers via Semantic Scholar, and discover citations/references. **Claude Code only** - this skill requires a local Zotero instance and access to a port on localhost. Use when the user asks to search their Zotero library, find papers on a topic, explore citations of a paper, or find related literature. Supports cross-referencing Semantic Scholar results against the local library.
hello_world
A simple skill that greets the user
text_summarizer
Summarizes long text into key bullet points
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