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Interactive Japanese learning assistant. Supports vocabulary, grammar, quizzes, roleplay, PDF/DOCX material parsing for study/homework help, and OCR translation.

基于 jar-analyzer（SQLite + 内置 MCP）的证据驱动 Java 安全审计技能。核心目标：把“结论”变成“可复现证据 + 可度量覆盖率”。

Java coding standards for Spring Boot services: naming, immutability, Optional usage, streams, exceptions, generics, and project layout.

Master Java 21+ with modern features like virtual threads, pattern matching, and Spring Boot 3.x. Expert in the latest Java ecosystem including GraalVM, Project Loom, and cloud-native patterns. Use PROACTIVELY for Java development, microservices architecture, or performance

Comprehensive JavaScript reference covering 33+ essential concepts every developer should know. From fundamentals like primitives and closures to advanced patterns like async/await and functional programming. Use when explaining JS concepts, debugging JavaScript issues, or

Master modern JavaScript with ES6+, async patterns, and Node.js APIs. Handles promises, event loops, and browser/Node compatibility. Use PROACTIVELY for JavaScript optimization, async debugging, or complex JS patterns.

Instructions for refactoring JavaScript code into separate files

Expert-level JavaScript testing skill focused on writing high-quality tests that find bugs, serve as documentation, and prevent regressions. Advocates for property-based testing with fast-check and protects against indeterministic code in tests. Does not cover black-box e2e

Implement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and test-driven development. Use when writing JavaScript/TypeScript tests, setting up test infrastructure, or

You are a TypeScript project architecture expert specializing in scaffolding production-ready Node.js and frontend applications. Generate complete project structures with modern tooling (pnpm, Vite, N

Use this skill when optimizing Jazz applications for speed, responsiveness, and scalability. Covers crypto setup, efficient data modeling, and UI patterns to prevent lag.

Use this skill when designing data schemas, implementing sharing workflows, or auditing access control in Jazz applications. It covers the hierarchy of Groups, Accounts, and CoValues, ensuring data is private by default and shared securely through cascading permissions and

Design and implement collaborative data schemas using the Jazz framework. Use this skill when building or working with Jazz apps to define data structures using CoValues. This skill focuses exclusively on schema definition and data modeling logic.

Use this skill when you need to write, review, or debug automated tests for applications built on the Jazz framework. This skill provides the correct architectural patterns for simulating local-first synchronization and multi-user environments without resorting to invalid

Use this skill when building, debugging, or optimizing Jazz applications. It covers Jazz's bindings with various different UI frameworks, as well as how to use Jazz without a framework. Look here for details on providers and context, hooks and reactive data fetching,

Generate custom Juicebox V5 cash out hooks from natural language specifications. Creates Solidity contracts implementing IJBCashOutHook and/or IJBRulesetDataHook with Foundry tests. First evaluates if off-the-shelf solutions (721 hook, Revnet) fit the use case.

Decode and analyze Juicebox V5 transaction calldata. Explain what a transaction does, decode function parameters, and analyze historical transactions using cast or ethers.js.

Query Juicebox V5 documentation via REST API or MCP server. Search docs, get contract addresses, and find implementation guides.

Deploy custom Juicebox hooks from browser. Compile Solidity, deploy contracts, verify on explorers, and attach to projects. Works with Claude-generated hooks.

Generate minimal frontends for interacting with existing Juicebox V5 projects. Pay, cash out, claim tokens, view project state - all in standalone HTML files.

Query REVLoans data via Bendystraw GraphQL. Use when: (1) displaying a user's loans\nacross all revnets, (2) showing all loans for a specific revnet/project, (3) checking\nborrow permissions, (4) building loan management UIs. Covers LoansByAccount query,\npermission checking,

Handle Juicebox V5 multi-currency projects (ETH vs USDC accounting).\nUse when: (1) building UI that displays currency labels (ETH vs USDC),\n(2) sending transactions that require currency parameter,\n(3) configuring fund access limits or accounting contexts for new

Interactive gallery for browsing and managing NFTs from Juicebox 721 hooks. Displays tier information, owned NFTs, and minting interfaces.

Omnichain projects have per-chain payout limits, not aggregate limits. This is a fundamental\nconstraint with no perfect solution. Use when: (1) user wants a fixed total fundraising cap\nacross chains, (2) asking about aggregate payout limits on omnichain projects, (3)

Build omnichain UIs for Juicebox projects. Deploy to multiple chains with single payment, display unified cross-chain data.

Visual timeline explorer for Juicebox project ruleset history. Shows configuration evolution, upcoming changes, and enables ruleset comparison.

Checklist to simplify Juicebox project designs. Reduce custom contracts by leveraging native protocol mechanics.

Dynamic terminal selection for Juicebox V5 payments. Use when: (1) building payment UIs that support\nmultiple tokens (ETH/USDC), (2) encountering JBMultiTerminal_TokenNotAccepted error, (3) paying a\nproject that uses ETH-only accounting with non-ETH tokens, (4) implementing

Terminal wrapper pattern for extending JBMultiTerminal functionality. Use when: (1) need dynamic\nsplits at pay time, (2) revnet can't modify ruleset data hooks, (3) want atomic pay + distribute\noperations, (4) need to intercept/redirect tokens before delivery, (5) implementing

Juicebox V5 protocol API reference. Function signatures, parameters, and return values for all contracts. Use for \

Juicebox V5 currency system with two distinct types: real-world currencies and token-derived currencies.\nUse when: (1) configuring ruleset.baseCurrency, (2) setting up JBAccountingContext, (3) working with\ncross-chain projects, (4) confused about why currency values differ

JBX ecosystem fee flows and revenue streams for investor understanding.\nUse when: (1) explaining how JBX captures ecosystem value, (2) describing protocol\nfee flows, (3) showing revenue streams to JBX holders, (4) explaining NANA and REV\nrelationships, (5) explaining layered

Request movies and TV shows through Jellyseerr. Use when the user wants to add media to their Plex/Jellyfin server, search for content availability, or manage media requests.

Interacts with the Jenkins CI to get build and test job results

Jenkins Pipeline Intro - Auto-activating skill for DevOps Basics.\nTriggers on: jenkins pipeline intro, jenkins pipeline intro\nPart of the DevOps Basics skill category.

Generate jest test generator operations. Auto-activating skill for Test Automation.\nTriggers on: jest test generator, jest test generator\nPart of the Test Automation skill category. Use when writing or running tests. Trigger with phrases like \

剪映 (JianYing) AI自动化剪辑的高级封装 API (JyWrapper)。提供开箱即用的 Python 接口，支持录屏、素材导入、字幕生成、Web 动效合成及项目导出。

使用jimeng-mcp-server进行AI图像和视频生成。当用户请求从文本生成图像、合成多张图片、从文本描述创建视频或为静态图像添加动画时使用此技能。支持四大核心能力：文生图、图像合成、文生视频、图生视频。需要jimeng-mcp-server在本地运行或通过SSE/HTTP访问。

Use Jina AI APIs for converting URLs to LLM-friendly Markdown (Reader) and searching the web (Search).

Web content extraction via Jina AI Reader API. Three modes: read (URL to markdown), search (web search + full content), ground (fact-checking). Extracts clean content without exposing server IP.

Use when the user mentions Jira issues (e.g., \

CLI tool for interacting with Atlassian Jira and Confluence

Creates Jira epics for large features following Prowler's standard format. Trigger: When user asks to create an epic, large feature, or multi-task initiative.

Creates Jira tasks following Prowler's standard format. Trigger: When user asks to create a Jira task, ticket, or issue.

Create jira workflow creator operations. Auto-activating skill for Enterprise Workflows.\nTriggers on: jira workflow creator, jira workflow creator\nPart of the Enterprise Workflows skill category. Use when working with jira workflow creator functionality. Trigger with phrases

Orientation to facet-format JIT deserialization (tiering, fallbacks, key types/entry points) and where to look when changing or debugging JIT code

Extract a standalone JIT regression test case from a given GitHub issue and save it under the JitBlue folder. Use this when asked to create or extract a JIT regression test from an issue.

Jmeter Test Plan Creator - Auto-activating skill for Performance Testing.\nTriggers on: jmeter test plan creator, jmeter test plan creator\nPart of the Performance Testing skill category.