Isocom Components MPN encoding patterns, suffix decoding, and handler guidance. Use when working with Isocom optocouplers or IsocomHandler.

Classify work type from issue metadata (CLI not yet available)

issue-feature

>

>-

Use before starting ANY work - hard gate ensuring a GitHub issue exists, creating one if needed through user questioning

Search and list issues via Fractary CLI

Triage and analyze GitHub issues from iNavFlight/inav repository

Java 25 development patterns for the crypto-scout ecosystem including microservices, ActiveJ, and async I/O

Expert-level Java development with Java 21+ features, Spring Boot, Maven/Gradle, and enterprise best practices

Maven build system, dependency management, and Java project configuration assistance.

Build microservices - Spring Cloud, service mesh, event-driven, resilience patterns

Build production Spring Boot applications - REST APIs, Security, Data, Actuator

Core JavaScript language features, patterns, and best practices including ES6+ syntax, async/await, closures, prototypes, and modern development patterns

jellyfin

Organize and manage Jira boards, issues, and sprints. Use when the user wants to: (1) List, create, update, or transition Jira issues, (2) View or manage sprints, (3) Assign issues or change status, (4) Query issues with JQL, (5) Manage Jira boards. Requires environment variables JIRA_URL, JIRA_USERNAME, JIRA_API_TOKEN, and optionally JIRA_PROJECTS_FILTER.

Interact with Jira from the command line to create, list, view, edit, and transition issues, manage sprints and epics, and perform common Jira workflows. Use when the user asks about Jira tasks, tickets, issues, sprints, or needs to manage project work items.

Create, update, and manage Jira issues from natural language. Use when the user wants to log bugs, create tickets, update issue status, or manage their Jira backlog.

Creates well-structured JIRA tickets in the HYPERFLEET project with required fields including What/Why/Acceptance Criteria, story points, and activity type. Activates when users ask to create a ticket, story, task, or epic.

Look up Jira ticket details including summary, type, and description. Use this to fetch ticket context for branch naming, PR creation, or understanding requirements.

Structured TODO commit workflow using JJ (Jujutsu). Use to plan tasks as empty commits with [task:*] flags, track progress through status transitions, manage parallel task DAGs with dependency checking. Enforces completion discipline. Enables to divide work between Planners and Workers. **Requires the working-with-jj skill**

JMicron Technology MPN encoding patterns, series identification, and handler guidance. Use when working with storage controller ICs or JMicronHandler.

Эксперт по job descriptions. Используй для создания вакансий, требований и EVP.

Analyze fit between job requirements and background using lexicons - identifies gaps, develops reframing strategies, creates cover letter plan

>

Jotai atomic state management patterns. Use when implementing fine-grained reactive state.

Manages React state with Jotai including atoms, derived atoms, async atoms, and utilities. Use when building React applications needing atomic state, bottom-up state management, or fine-grained updates.

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

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.

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.

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.

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.

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.

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

>

Protocol names ARE K-lines.

k8s-manifests

k8s-operations

k8s-security

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.

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.