Zero-dependency JavaScript utilities using native APIs and just-* micro-packages. Use when manipulating objects, arrays, strings, numbers, or functions. Scan tables for native solution first (backticks), fall back to just-* package only when needed. Prefer native over dependencies.

Use toSorted() instead of sort() to avoid mutating arrays. Apply when sorting arrays that are React props, state, or otherwise shared/referenced elsewhere.

name: json-rpc-expert

將 JSON 資料片段轉換為 Java Record 類別。適用於需要從 API 回應或 JSON 資料建立強型別 Java 類別的情境。

jsr release workflow for Deno projects. Use when publishing or releasing packages to JSR (JavaScript Registry) using Deno.

Use when defining a feature, writing a PRD, or scoping work - reframes requirements around the user's job instead of the feature or team that owns it. Use before design or development begins.

Gay.jl integration for deterministic color generation. SplitMix64 RNG, GF(3) trits, and SPI-compliant fingerprints in Julia.

This skill provides guidance for using the persistent Julia REPL via MCP tools. AgentREPL maintains a worker subprocess for code evaluation, eliminating the "Time to First X" (TTFX) startup penalty th

Complete Calibre library management - add/remove books, convert PDF to EPUB, metadata editing, library analysis, cleanup, and e-reader sync (Sony PRS-T1). Use for any ebook or Calibre operation.

Guide for creating CLAUDE.md files. Use when: user asks to create CLAUDE.md, document project, add project instructions, or mentions CLAUDE.md.

Core server management for Hostinger VPS srv759970 - SSH access, system status, maintenance tasks, and disk space reclamation. Use for any server operation, connection issues, or maintenance tasks.

Docker management for Hostinger VPS srv759970 - container operations, image optimization, WordPress Docker, troubleshooting. Use for any Docker operation, container issues, or image management.

Security management for Hostinger VPS srv759970 - Fail2ban, WordPress security audits (25+ checks, 0-100% scoring), infrastructure audit. Use for security hardening, IP bans, or security assessments.

Web infrastructure for Hostinger VPS - Nginx, SSL/Let's Encrypt, static site deployment (Slidev/Astro/Vite), reverse proxy, and 502/504 troubleshooting.

Install Gmail MCP for email operations. Use when user needs Gmail read/send capabilities.

Interactive MCP server installer. Lists all available MCPs by category and installs the user's choice into .mcp.json

Install Outlook MCP via win32com. Use when user needs Outlook email automation on Windows.

Install TaskMaster AI MCP for task management. Use when user needs AI-powered project task breakdown.

Enrich a Github [DB] entry with GitHub API metadata (description, stars, language, cover image). Use when user wants to populate a GitHub repo entry with live metadata, enhance github entry, or add github info.

Best practices AutoHotkey v1. Use when writing AHK v1 scripts to avoid critical errors like auto-execute section issues, includes order, and COM object handling.

Best practices AutoHotkey v2. Use when writing AHK v2 scripts - covers global variable declarations, SetTimer usage, event handlers, and GUI positioning.

Documentation production methodology with DRY principles. Covers 8 document types (GUIDE, INCIDENT, SESSION, AUDIT, RECHERCHE, etc.), naming conventions, and YAML metadata.

PowerShell naming conventions and organization best practices. Covers Verb-Noun functions, variable naming, module structure, and documentation standards.

Expert in Jungian analytical psychology, depth psychology, shadow work, archetypal analysis, dream interpretation, active imagination, addiction/recovery through Jungian lens, and the individuation process - grounded in primary sources and clinical frameworks. Activate on 'Jung', 'Jungian', 'shadow work', 'archetypes', 'dream interpretation', 'active imagination', 'individuation', 'anima', 'animus', 'collective unconscious', 'addiction', 'recovery', 'spiritus contra spiritum'. NOT for therapy or diagnosis (only licensed analysts diagnose), active psychosis, severe dissociation, or replacing the relational container of actual Jungian analysis.

Create educational and interactive Jupyter notebooks as SPAs that explain concepts, teach topics, create tutorials, illustrate ideas from text, or build blog posts. Use for interactive guides, demonstrations, explanations, documentation, or any content meant for end users and learners displayed via ipynb-viewer block. Keywords include educational notebook, tutorial notebook, interactive guide, blog notebook, SPA notebook, explain topic, illustrate concept, teach interactively.

Jupyter Notebook Expert Skill - Guide for notebook execution and Databricks kernel integration

Level 4 patterns - multi-language orchestration, root + subproject structure

Level 2 patterns - vulns, lic, sbom, doctor (security, compliance, environment health)

Juvix intent-centric language for Anoma with Geb compilation and GF(3) typed resources

Implement secure JWT authentication with refresh token rotation, secure storage, and automatic renewal. Use when building authentication for SPAs, mobile apps, or APIs that need stateless auth with refresh capabilities.

Guidelines for implementing JWT authentication with security best practices for token creation, validation, and storage

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Protocol names ARE K-lines.

k8s-manifests

k8s-operations

k8s-security

Event-driven architecture patterns with Apache Kafka. Covers event schemas, producer/consumer patterns, partitioning strategies, dead letter queues, and retry mechanisms. Works with Dapr Pub/Sub abstraction.

Expert-level Apache Kafka, event streaming, Kafka Streams, and distributed messaging

Terraform deployment expert for Apache Kafka, AWS MSK, and Azure Event Hubs. Use when provisioning Kafka infrastructure with IaC, comparing managed vs self-hosted platforms, or automating cluster deployments.

Set up Apache Kafka for event streaming - Strimzi for local Kubernetes, Redpanda Cloud for production. Use when configuring event-driven messaging for Phase 5. (project)

Kafka Streams topology design expert. Covers KStream vs KTable vs GlobalKTable, topology patterns, stream operations (filter, map, flatMap, branch), joins, windowing strategies, and exactly-once semantics. Activates for kafka streams topology, kstream, ktable, globalkTable, stream operations, stream joins, windowing, exactly-once, topology design.

Kubernetes-native AI agent framework for building, deploying, and managing AI agents on Kubernetes. This skill should be used when deploying AI agents as Kubernetes resources, analyzing cluster health with AI, and automating complex K8s operations. Use this skill for Phase IV advanced AIOps and agent-based cluster management.

macOS 카카오톡 제어 skill. AppleScript GUI scripting으로 메시지 전송, 앱 활성화, 채팅방 검색 수행. 카카오톡 자동화, 메시지 보내기, 카톡 제어 관련 작업 시 사용.

This skill guides deploying Rails applications with Kamal. Use when configuring deploy.yml, setting up accessories, managing secrets, or preparing servers for container deployment.

Complete guide for Kamino Finance - Solana's leading DeFi protocol for lending, borrowing, liquidity management, and leverage trading. Covers klend-sdk (lending), kliquidity-sdk (automated liquidity strategies), scope-sdk (oracle aggregator), multiply/leverage operations, vaults, and obligation orders.

Kanban Architect role. USE WHEN user says /kanban-architect OR wants to plan, assign, or monitor kanban tasks.

Kanban Sprint orchestrator. USE WHEN user says /kanban-sprint OR wants to run a full automated development cycle.

Guidelines for maintaining the kanji index feature. Covers kanji ID assignment, index updates, and troubleshooting.