code-generation

You are an expert in Inngest, the event-driven durable workflow engine for TypeScript. You help developers build reliable multi-step workflows, scheduled jobs, and event-driven functions with automatic retries, step-level caching, fan-out/fan-in patterns, rate limiting, and…

Build interactive CLI prompts with Inquirer.js. Use when creating interactive terminal UIs, multi-step wizards, form-like CLI inputs, or configuration generators with user input.

Add customer messaging and support with Intercom. Use when a user asks to add in-app messaging, build a help center, set up customer onboarding flows, create product tours, or implement a support ticketing system.

Expert guidance for Ionic, the open-source framework for building cross-platform mobile, desktop, and progressive web apps using web technologies (HTML, CSS, JavaScript/TypeScript). Helps developers build apps with Ionic's UI components, integrate with native device APIs via…

Store and retrieve files on IPFS (InterPlanetary File System). Use when a user asks to store files in a decentralized way, pin content on IPFS, upload NFT metadata, or use content-addressed storage.

Configure Linux firewall with iptables/nftables. Use when a user asks to set up a firewall, block ports, allow specific traffic, configure NAT, or secure a Linux server network.

Manage encrypted sessions in Next.js with iron-session. Use for session auth, encrypted cookies, or stateless sessions without a database.

Deploy and use Jaeger for distributed tracing across microservices. Use when a user needs to set up trace collection, instrument applications with OpenTelemetry, analyze trace data to find latency bottlenecks, or configure Jaeger storage backends and sampling strategies.

Manage projects, issues, and workflows with Jira Cloud. Use when a user asks to set up Jira projects, create and manage issues, configure workflows, build Jira integrations, automate issue transitions, set up boards (Scrum/Kanban), manage sprints, use Jira REST API v3, create…

Create compelling job postings with requirements, responsibilities, and qualifications. Use when a user asks to write a job description, create a job posting, draft a job listing, build a role specification, define job requirements, or compose a hiring ad for a position.

Build job queues and background worker systems using BullMQ, Celery, or Sidekiq. Use when you need to offload slow tasks from request handlers — email sending, PDF generation, image processing, data exports, or any work that takes more than a few hundred milliseconds. Covers job…

You are an expert in Jotai, the primitive and flexible state management library for React based on atomic state. You help developers build React applications with fine-grained reactivity using atoms (state primitives), derived atoms (computed values), async atoms (data…

When the user wants to perform load testing, stress testing, or performance testing of APIs and websites using k6. Also use when the user mentions "k6," "load test," "performance test," "stress test," "spike test," "soak test," "thresholds," "virtual users," or "VUs." For…

You are an expert in Kaboom.js (now maintained as Kaplay), the beginner-friendly game library for making browser games quickly. You help developers build games using Kaboom's component-based entity system, built-in physics, sprite loading, scene management, and event system —…

Build event-driven systems with Apache Kafka. Use when a user asks to set up message streaming, implement event sourcing, build pub/sub systems, process real-time data streams, or connect microservices with async messaging.

End-to-end workflow for fine-tuning LLMs using Kaggle datasets. Use when downloading datasets from Kaggle for model training, preparing conversation/customer service data for chatbot fine-tuning, or building domain-specific AI assistants. Covers dataset discovery, download,…

Use Kali Linux for authorized penetration testing, security research, and CTF work. Use when a user asks about installing Kali, setting up a pentest lab, picking tools from the Kali toolchain, using Kali in WSL/Docker/VM, or updating the distribution.

Deploy web applications to any server with Kamal — zero-downtime Docker deployments without Kubernetes. Use when someone asks to "deploy to a VPS", "deploy without Kubernetes", "Kamal deploy", "simple Docker deployment", "deploy Rails/Node/Python to a server", "zero-downtime…

Expert guidance for KeystoneJS, the open-source headless CMS and application platform built on Node.js, GraphQL, and Prisma. Helps developers define content schemas, build admin interfaces, implement access control, and create custom GraphQL APIs for content-driven applications.

You are an expert in Knex.js, the flexible SQL query builder for Node.js that supports PostgreSQL, MySQL, SQLite, and MSSQL. You help developers write type-safe queries with a chainable API, manage database migrations and seeds, build complex joins and subqueries, and use…

Find and remove unused files, dependencies, and exports in JavaScript/TypeScript projects with Knip. Use when someone asks to "find unused code", "clean up dependencies", "remove dead code", "find unused exports", "Knip", "reduce bundle size by removing unused files", or "audit…

You are an expert in Koa, the minimalist web framework created by the Express team. You help developers build APIs and web services using Koa's async/await middleware stack, context object, and composable architecture — providing a lightweight foundation where you add only what…

Build interactive 2D canvas applications with Konva. Use when a user asks to create drawing tools, image editors, interactive graphics, drag-and-drop interfaces, or canvas-based UIs using Konva or react-konva.

Expert guidance for Kotlin Multiplatform (KMP), JetBrains' technology for sharing code between Android, iOS, web, and desktop applications. Helps developers build shared business logic, networking, and data layers in Kotlin while keeping UI native on each platform.

Write type-safe SQL with Kysely query builder. Use when a user asks to write raw SQL with TypeScript safety, build queries without an ORM, use a lightweight SQL builder, or migrate from Knex with type safety.