Validate Home Assistant YAML for syntax errors, undefined secrets, and duplicate keys. Use when validating HA config, diagnosing YAML errors, or running hass check_config.

Obsidian Publish and Sync operations. Use when publishing notes, managing change sets, pausing/resuming sync, or recovering sync-deleted files.

Obsidian Templates plugin: list, read, insert templates with {{date}}/{{time}}/{{title}} variables. Use when inserting or applying a template.

Obsidian vault inspection and cross-vault routing via `vault=` prefix. Use when checking vault info (path, size, file count) or targeting a non-active vault.

Triage orphaned notes (zero in/out wikilinks) in an Obsidian vault. Use when finding orphans, linking them into a MOC, or reconnecting Zettelkasten notes.

Emoji-prefixed tag taxonomy for Obsidian vaults. Use when consolidating drifted tags, collapsing bare emoji placeholders, or reducing over-tagging.

Obsidian Templater drift repair. Use when fixing unrendered `<% tp.file.cursor() %>` markers or replacing `{{title}}`/`{{date}}` placeholders.

Obsidian editor workspace: list open tabs, recent files, saved Workspaces. Use when checking what's open, switching layouts, or opening files into tabs.

Obsidian bookmarks: list and add file/folder/heading/saved-search/URL bookmarks. Use when starring or saving notes for quick access.

Bun publish to npm. Use when the user wants to release to npm, preview with --dry-run, publish a scoped package with --access public, or enable --provenance signing.

Discover and apply GitHub labels via gh CLI. Use when asked to label a PR/issue, list available labels, or create new labels for a repository.

Obsidian YAML frontmatter properties: read, set, remove on notes. Use when user mentions frontmatter, metadata, tags, aliases, status, or dates.

Bun add: install a package, add dev dependency, pin exact version, or target a workspace. Use when the user wants to add/install a specific package with bun.

Bun outdated: check which deps have newer versions. Use when auditing freshness, spotting major updates, or deciding between bun update and bun update --latest.

Python code quality with ruff and ty. Use when the user mentions ruff, ty, linting, formatting, type checking, or Python code style.

Search and retrieve Norwegian company data from Brønnøysundregistrene (the Norwegian Business Registry). Access all ~1.2 million registered companies in Norway.

I'm not going to create a SKILL.md for this project.

I'm not going to create a skill file for this project.

End-to-end system for creating supervised fine-tuning datasets from books and training style-transfer models. Covers text extraction, intelligent segmentation, synthetic instruction generation, Tinker-compatible output, LoRA training, and validation.

A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write some sort of internal communications (status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, project updates, etc.).

# PicoClaw Fleet

Master Godot 4 GDScript patterns including signals, scenes, state machines, and optimization. Use when building Godot games, implementing game systems, or learning GDScript best practices.

Profile and optimize Python code using cProfile, memory profilers, and performance best practices. Use when debugging slow Python code, optimizing bottlenecks, or improving application performance.

Create distributable Python packages with proper project structure, setup.py/pyproject.toml, and publishing to PyPI. Use when packaging Python libraries, creating CLI tools, or distributing Python code.

Master the uv package manager for fast Python dependency management, virtual environments, and modern Python project workflows. Use when setting up Python projects, managing dependencies, or optimizing Python development workflows with uv.

Use when starting any conversation - establishes how to find and use skills, requiring Skill tool invocation before ANY response including clarifying questions

Use when executing implementation plans with independent tasks in the current session

Master Python asyncio, concurrent programming, and async/await patterns for high-performance applications. Use when building async APIs, concurrent systems, or I/O-bound applications requiring non-blocking operations.

Master TypeScript's advanced type system including generics, conditional types, mapped types, template literals, and utility types for building type-safe applications. Use when implementing complex type logic, creating reusable type utilities, or ensuring compile-time type safety in TypeScript projects.

Master error handling patterns across languages including exceptions, Result types, error propagation, and graceful degradation to build resilient applications. Use when implementing error handling, designing APIs, or improving application reliability.

Write and maintain Architecture Decision Records (ADRs) following best practices for technical decision documentation. Use when documenting significant technical decisions, reviewing past architectural choices, or establishing decision processes.

Automate changelog generation from commits, PRs, and releases following Keep a Changelog format. Use when setting up release workflows, generating release notes, or standardizing commit conventions.

Automate Cloudinary media management including folder organization, upload presets, asset lookup, transformations, and usage monitoring through natural language commands

Excel Automation: create workbooks, manage worksheets, read/write cell data, and format spreadsheets via Microsoft Excel and Google Sheets integration

Automate web crawling and data extraction with Firecrawl -- scrape pages, crawl sites, extract structured data, batch scrape URLs, and map website structures through the Composio Firecrawl integration.

Automate document workflows with PandaDoc -- create documents from files, manage contacts, organize folders, set up webhooks, create templates, and track document status through the Composio PandaDoc integration.

Master systematic debugging techniques, profiling tools, and root cause analysis to efficiently track down bugs across any codebase or technology stack. Use when investigating bugs, performance issues, or unexpected behavior.

Master monorepo management with Turborepo, Nx, and pnpm workspaces to build efficient, scalable multi-package repositories with optimized builds and dependency management. Use when setting up monorepos, optimizing builds, or managing shared dependencies.

Automate web scraping and data extraction with Apify -- run Actors, manage datasets, create reusable tasks, and retrieve crawl results through the Composio Apify integration.

Automate recruiting and hiring workflows in Ashby -- manage candidates, jobs, applications, interviews, and notes through natural language commands.

Automate Spotify workflows including playlist management, music search, playback control, and user profile access via Composio

Automate SurveyMonkey survey creation, response collection, collector management, and survey discovery through natural language commands

Intelligently organizes your files and folders across your computer by understanding context, finding duplicates, suggesting better structures, and automating cleanup tasks. Reduces cognitive load and keeps your digital workspace tidy without manual effort.

Analyzes meeting transcripts and recordings to uncover behavioral patterns, communication insights, and actionable feedback. Identifies when you avoid conflict, use filler words, dominate conversations, or miss opportunities to listen. Perfect for professionals seeking to improve their communication and leadership skills.

Python error handling patterns including input validation, exception hierarchies, and partial failure handling. Use when implementing validation logic, designing exception strategies, handling batch processing failures, or building robust APIs.

Python observability patterns including structured logging, metrics, and distributed tracing. Use when adding logging, implementing metrics collection, setting up tracing, or debugging production systems.

Python resilience patterns including automatic retries, exponential backoff, timeouts, and fault-tolerant decorators. Use when adding retry logic, implementing timeouts, building fault-tolerant services, or handling transient failures.

Python resource management with context managers, cleanup patterns, and streaming. Use when managing connections, file handles, implementing cleanup logic, or building streaming responses with accumulated state.

Python type safety with type hints, generics, protocols, and strict type checking. Use when adding type annotations, implementing generic classes, defining structural interfaces, or configuring mypy/pyright.

Analyzes job descriptions and generates tailored resumes that highlight relevant experience, skills, and achievements to maximize interview chances

Automate recruiting workflows in Lever ATS -- manage opportunities, job postings, requisitions, pipeline stages, and candidate tags through the Composio Lever integration.

Automate product management workflows in Productboard -- manage features, notes, objectives, components, and releases through natural language commands.

Automate project management workflows in Shortcut -- create stories, manage tasks, track epics, and organize workflows through natural language commands.

Automate Cisco Webex messaging, rooms, teams, webhooks, and people management through natural language commands

Implement NFT standards (ERC-721, ERC-1155) with proper metadata handling, minting strategies, and marketplace integration. Use when creating NFT contracts, building NFT marketplaces, or implementing digital asset systems.

Configure and optimize Nx monorepo workspaces. Use when setting up Nx, configuring project boundaries, optimizing build caching, or implementing affected commands.

Automate Jotform form listing, user management, activity history, folder organization, and plan inspection through natural language commands

Automate ecommerce marketing workflows including contact management, bulk operations, and subscriber segmentation through Omnisend via Composio

Automate Uploadcare file management including listing, storing, inspecting, downloading, and organizing file groups through natural language commands

Automate HR operations in Workday -- manage workers, time off requests, absence balances, and employee data through natural language commands.

Optimize Bazel builds for large-scale monorepos. Use when configuring Bazel, implementing remote execution, or optimizing build performance for enterprise codebases.

Master advanced Git workflows including rebasing, cherry-picking, bisect, worktrees, and reflog to maintain clean history and recover from any situation. Use when managing complex Git histories, collaborating on feature branches, or troubleshooting repository issues.

Python configuration management via environment variables and typed settings. Use when externalizing config, setting up pydantic-settings, managing secrets, or implementing environment-specific behavior.

Automate headless CMS operations in Contentful -- list spaces, retrieve space metadata, and update space configurations through the Composio Contentful integration.

Use this skill when reviewing Python code for common anti-patterns to avoid. Use as a checklist when reviewing code, before finalizing implementations, or when debugging issues that might stem from known bad practices.

Configure Turborepo for efficient monorepo builds with local and remote caching. Use when setting up Turborepo, optimizing build pipelines, or implementing distributed caching.

# SSH Connect Skill

Use when facing 2+ independent tasks that can be worked on without shared state or sequential dependencies

Generates creative domain name ideas for your project and checks availability across multiple TLDs (.com, .io, .dev, .ai, etc.). Saves hours of brainstorming and manual checking.

Use when starting feature work that needs isolation from current workspace or before executing implementation plans - creates isolated git worktrees with smart directory selection and safety verification

Use when implementation is complete, all tests pass, and you need to decide how to integrate the work - guides completion of development work by presenting structured options for merge, PR, or cleanup

Use when about to claim work is complete, fixed, or passing, before committing or creating PRs - requires running verification commands and confirming output before making any success claims; evidence before assertions always

Picks random winners from lists, spreadsheets, or Google Sheets for giveaways, raffles, and contests. Ensures fair, unbiased selection with transparency.

Replace with description of the skill and when Claude should use it.

Database migration strategies and best practices. Covers schema versioning, zero-downtime migrations, rollback patterns, and data migration techniques. Use for database evolution and deployment planning. USE WHEN: user mentions "database migrations", "schema changes", "versioning", "rollback", "zero-downtime", "expand-contract", "schema evolution" DO NOT USE FOR: Flyway specifics - use `flyway` instead, Prisma migrations - use `prisma` instead, TypeORM migrations - use `typeorm` instead

Biome linter and formatter for JavaScript/TypeScript. Covers configuration, rules, and integration patterns. Replaces ESLint + Prettier for faster development experience. USE WHEN: user mentions "biome", "linting", "formatting", "code style", "biome.json", asks about "setup linter", "format code", "migrate from ESLint", "migrate from Prettier", "biome rules", "biome configuration" DO NOT USE FOR: ESLint configuration - Biome is an ESLint replacement, Prettier configuration - Biome is a Prettier replacement, TypeScript compilation - use TypeScript compiler, Code quality principles - use `clean-code` skill

Tool ecosystem for 2D game art: Aseprite (de facto pixel art DCC), Tiled, LDtk, Tilesetter (autotile generation), Pixelorama (FOSS), Spine / DragonBones (skeletal 2D), TexturePacker, Sprite Lamp / Sprite DLight (normal maps), PSD Importer / Aseprite Importer, Krita / Procreate / Photoshop for higher-res 2D. USE WHEN: choosing tools for a 2D project, integrating tool output with engine, scripting Aseprite Lua, evaluating LDtk vs Tiled.

Spring Application Events for Spring Boot 3.x. Covers ApplicationEventPublisher, @EventListener, @TransactionalEventListener, custom events, async events, and event-driven architecture patterns. USE WHEN: user mentions "spring events", "ApplicationEventPublisher", "@EventListener", "@TransactionalEventListener", "event-driven Spring", "domain events" DO NOT USE FOR: external messaging - use `spring-amqp` or `spring-kafka`, distributed events - use messaging systems

RO/NF membrane diagnostic methodology — fouling taxonomy (colloidal, biofouling, organic, particulate), scaling by mineral species (CaCO3/CaSO4/BaSO4/SrSO4/SiO2/CaF2/Fe-Mn), integrity loss (O-ring, breach, chlorine oxidation, telescoping), chemical/operational failures, CIP decision matrix, ASTM D4516 trend-based diagnostics, baseline establishment, and decision-tree pseudo-code. Use when analyzing RO/NF plant data to identify root cause of performance deviation.

Spring Statemachine for building finite state machine applications. Covers states, transitions, guards, actions, persistence, and hierarchical states. USE WHEN: user mentions "spring statemachine", "state machine Spring", "workflow Spring", "finite state machine", "order state", "document lifecycle", "guards actions transitions" DO NOT USE FOR: simple status flags - use enum fields, complex workflow orchestration - use `spring-integration` or Camunda, business rules engine - use Drools

RO/NF pretreatment chain — feed type architectures (SWRO open/beach well, BWRO well/surface, tertiary reuse), pretreatment KPI targets (SDI, turbidity, AOC, Fe/Mn, free Cl2), coagulation chemistry (FeCl3/PAC/alum dose math), antiscalant selection by scaling species, dechlorination (SBS stoichiometry + chloramine handling), CO2/pH management for 2-pass RO and EDI feed, biocide strategy (oxidizing pre-membrane vs non-oxidizing on-membrane), monitoring instrumentation. Use when designing or auditing what sits upstream of RO/NF/EDI.

Spring Integration for Enterprise Integration Patterns (EIP) in Spring Boot 3.x. Covers Message Channels, Gateways, Transformers, Routers, Filters, Splitters, Aggregators, Adapters (File, JMS, Kafka, HTTP), and DSL. USE WHEN: user mentions "spring integration", "EIP", "enterprise integration patterns", "IntegrationFlow", "message channel", "gateway", "@MessagingGateway" DO NOT USE FOR: simple REST APIs - use Spring MVC, Kafka only - use `spring-kafka` skill, simple messaging - consider Spring Events

Frame-by-frame animation for 2D games: typical frame counts (idle 2-4f / walk 6-8f / run 6-8f / attack 4-6f), squash/stretch limits in pixel art, looping cycles, sub-pixel motion problem, anticipation/impact/ recovery beats, sprite sheet layout (Aseprite tags, TexturePacker JSON, Unity Sprite Editor), frame timing easing. USE WHEN: animating sprites, choosing frame counts, debugging "stiff" or "floaty" motion, organizing sprite sheets. DO NOT USE FOR: skeletal 2D animation (Spine/DragonBones, Unity 2D Animation) - different rules. See `unity-2d-animation` skill.

JSON Web Tokens for authentication. Covers token structure, signing, and validation. Use for stateless authentication. USE WHEN: user mentions "JWT", "token authentication", "access token", "refresh token", asks about "stateless auth", "token signing", "token validation" DO NOT USE FOR: session-based auth (use session management), OAuth flows (use oauth2 skill), NextAuth.js (use nextauth skill)

Bitcoin transaction structure: inputs, outputs, witness, version, locktime, serialization (legacy + segwit + wtxid), sighash modes, malleability, TRUC v3, ephemeral anchors. Quick-ref docs cover sighash combinatorics, serialization wire format, malleability classes, RBF/CPFP rules. USE WHEN: building/decoding transactions, choosing sighash flags, understanding txid vs wtxid, fee bumping logic.

Nanofiltration (NF) reference — separation mechanisms (Donnan + steric + dielectric exclusion via DSPM-DE), pH-dependent membrane charge and isoelectric point, KPIs and selectivity ratio, vendor matrix (DuPont FilmTec NF270/NF90/NF200/NF245, Suez DK/DL/HL, Toray SUL, LANXESS Lewabrane NF, Pentair X-Flow tubular, Synder NFX/NFS), applications (softening, NOM/color removal, offshore sulfate removal, mining brines, dairy, OSN), operating windows, fouling differences vs RO. Use when designing NF processes, selecting NF membranes, or diagnosing NF performance.

Spring Batch for batch processing in Spring Boot 3.x. Covers Job, Step, ItemReader/Processor/Writer, chunk processing, job parameters, restart, skip/retry, partitioning, and monitoring. USE WHEN: user mentions "spring batch", "batch job", "ETL Spring", "ItemReader", "ItemWriter", "chunk processing", "job scheduling Spring" DO NOT USE FOR: real-time processing - use streaming, simple scheduled tasks - use `spring-scheduling` instead

Spring WebFlux for reactive programming in Spring Boot 3.x. Covers Mono/Flux, reactive operators, WebClient, functional endpoints, R2DBC integration, reactive error handling, and testing. Use for non-blocking high-concurrency apps. USE WHEN: user mentions "spring webflux", "reactive Spring", "Mono", "Flux", "WebClient reactive", "functional endpoints", "R2DBC", "non-blocking", "StepVerifier", "reactive streams" DO NOT USE FOR: traditional blocking MVC - use `spring-web` skill, simple REST APIs - use `spring-rest` skill, batch processing - use `spring-batch` skill

MuSig2 (BIP327): two-round Schnorr key aggregation for n-of-n multisig. Aggregates n public keys into a single 32-byte x-only pubkey indistinguishable from a single-sig. Used in Taproot cooperative spends. Quick refs: protocol round-trip, key aggregation math, common attacks. USE WHEN: implementing n-of-n cooperative Taproot signing, designing Lightning Taproot channels, joint custody.

Taproot soft fork: BIP340 (Schnorr signatures), BIP341 (key tweak + script-path), BIP342 (Tapscript). x-only pubkeys, key-path vs script-path spending, control block, leaf versions, taptweak math. Quick refs: tweak math, control block layout, sighash differences, building a taptree. USE WHEN: building/spending P2TR outputs, designing taptrees, reasoning about Schnorr-only contexts.

Class-validator decorator-based validation for TypeScript. Standard in NestJS. Use when building APIs with NestJS or needing class-based validation. USE WHEN: user mentions "class-validator", "NestJS validation", "DTO validation", "decorator validation", asks about "NestJS DTOs", "ValidationPipe" DO NOT USE FOR: Zod/Yup projects (use zod/yup skills), non-decorator patterns, client-side forms (prefer Zod), non-NestJS backends

Color palettes for 2D games: color theory practical (warm/cool, complementary, analogous), restricted palettes ready-made (PICO-8, GameBoy DMG, DB16, DB32, AAP-64, NES, C64), hue shifting (warm-cool ramps), palette swaps for character variants and time-of-day, indexed mode workflow, .gpl/.pal/.ase/.json export. USE WHEN: starting a project's palette, choosing restricted palette, designing color ramps for shading, planning palette swaps.

BIP340 Schnorr signatures over secp256k1: sign/verify, x-only pubkeys, tagged hashes, batch verification, key tweaking. Building block for Taproot, MuSig2, FROST, adaptor signatures, DLCs. Quick refs: signing pseudocode, batch verification, common mistakes. USE WHEN: signing/verifying Taproot key-path or Tapscript spends, designing aggregation protocols, reading BIP340.

Fiber Go web framework inspired by Express. Covers routing, middleware, context, WebSocket, and prefork. Use for Express-like Go development. USE WHEN: user mentions "fiber", "gofiber", "express-like go", "fasthttp go", asks about "fiber middleware", "fiber context", "fiber prefork", "fiber websocket", "go express", "fast go framework" DO NOT USE FOR: Gin projects - use `gin` instead, Echo projects - use `echo` instead, Chi projects - use `chi` instead, standard net/http compatibility required

OpenTelemetry - vendor-neutral observability framework for distributed systems. Provides traces, metrics, and logs with standardized instrumentation and exporters. USE WHEN: user mentions "opentelemetry", "otel", "distributed tracing", "observability", asks about "how to trace microservices", "opentelemetry setup", "jaeger integration", "prometheus metrics" DO NOT USE FOR: Application logging only - use logging skills instead, APM vendor-specific - use vendor docs, Simple monitoring - Prometheus/Grafana may be sufficient

Windows Human Interface Device (HID) stack and filter drivers. Covers HID class architecture, transport drivers (HIDUSB / HIDBTH / HIDI2C), HIDClass, mouse/keyboard filter (Mouclass / Kbdclass) drivers, internal IOCTLs (IOCTL_HID_*), filter placement (upper/lower), event interception, injection, and the Virtual HID Framework (VHF). USE WHEN: user mentions "HID", "HID filter", "mouse filter", "keyboard filter", "touch filter", "pen filter", "HIDClass", "mouclass", "kbdclass", "moufiltr", "kbfiltr", "IOCTL_HID_READ_REPORT", "IOCTL_HID_GET_FEATURE", "VHF", "Vhf.sys", "input intercept", "input injection" DO NOT USE FOR: GPU input redirection (different stack), DirectInput/XInput (user-mode game APIs)