Browse skills

Product analytics with Mixpanel — event tracking, funnels, retention analysis, user segmentation, and A/B testing. Covers JavaScript SDK for frontend tracking, server-side tracking with Node.js and Python, identity management, group analytics, and the Query API. Use when tasks involve tracking user behavior in web or mobile apps, building conversion funnels, analyzing retention curves, or running experiments.

Open-source platform for managing the ML lifecycle. Track experiments with metrics and parameters, register and version models, deploy models to various targets, and build reproducible ML pipelines. Integrates with all major ML frameworks.

When the user wants to create mock API servers locally using Mockoon with its GUI or CLI. Also use when the user mentions "mockoon," "API mocking," "mock server," "mock API," "OpenAPI mock," or "local API simulation." For programmatic HTTP mocking, see wiremock.

Expert guidance for Mojo, the programming language by Modular that combines Python's usability with C-level performance. Helps developers write high-performance AI/ML code, optimize numerical computations with SIMD and parallelism, and gradually port Python code to Mojo for orders-of-magnitude speedups.

You are an expert in Mongoose, the elegant MongoDB object modeling library for Node.js. You help developers define schemas with validation, build queries with a fluent API, use middleware hooks, populate references, create virtual fields, and handle transactions — providing structure and type safety on top of MongoDB's flexible document model.

Manage monorepos and task orchestration with moonrepo — a Rust-based build system for JavaScript/TypeScript projects. Use when someone asks to "manage a monorepo", "moonrepo", "task runner for monorepo", "faster than Turborepo", "build system with dependency graph", or "monorepo tooling". Covers project configuration, task orchestration, dependency graph, caching, CI optimization, and toolchain management.

You are an expert in Motion, the production-ready animation library for React (formerly Framer Motion). You help developers create fluid animations, layout transitions, scroll-linked effects, gesture interactions, shared layout animations, and exit animations — using a declarative API where animations are defined as props rather than imperative code.

Build and manage Microsoft Access databases, queries, forms, reports, and VBA automation. Use when someone asks to "create Access database", "write Access queries", "build Access forms", "Access VBA macro", "migrate from Access", "Access report", "link Access to SQL Server", or "convert Access to web app". Covers table design, relationships, SQL queries, forms, reports, VBA automation, and migration strategies to modern platforms.

Assists with intercepting network requests for API mocking using Mock Service Worker (MSW). Use when mocking REST or GraphQL APIs for unit tests, integration tests, or local development without modifying application code or running mock servers. Trigger words: msw, mock service worker, api mocking, test mocking, request handlers, setupServer.

MySQL is the world's most popular open-source relational database management system. Learn installation, SQL queries, indexing strategies, replication setup, and client integration with Node.js (mysql2) and Python (mysql-connector).

Build n8n workflows programmatically with the official TypeScript SDK. Use when a user asks to create n8n workflows from code, generate workflow JSON, build automation pipelines programmatically, convert between n8n JSON and TypeScript, or integrate n8n workflow creation into applications.

Configure Nagios for infrastructure monitoring, service checks, host monitoring, and alert notifications. Use when a user needs to set up Nagios Core, write check commands, configure host and service definitions, manage notification contacts, or create custom monitoring plugins.

Use Tailwind CSS in React Native with NativeWind — write className instead of StyleSheet. Use when someone asks to "use Tailwind in React Native", "NativeWind", "style React Native with Tailwind", "className in React Native", or "utility-first styling for mobile". Covers setup, responsive design, dark mode, animations, and platform-specific styles.

Generate professional Non-Disclosure Agreements for meetings, partnerships, and employment. Use when a user asks to create an NDA, draft a confidentiality agreement, generate a non-disclosure document, make an NDA for a meeting, or prepare a mutual NDA for a partnership. Supports unilateral and mutual NDAs.

Neo4j is the leading graph database for connected data. Learn Cypher query language, node and relationship modeling, graph algorithms, and integration with Node.js using the official neo4j-driver.

NestJS is a progressive TypeScript framework for building scalable server-side applications on Node.js. It uses decorators, modules, dependency injection, and an opinionated architecture inspired by Angular.

Internationalize Next.js apps with next-intl. Use when adding multi-language support, locale routing, date/number formatting, or translating UI content.

Assists with building production-grade React applications using Next.js. Use when working with the App Router, Server Components, Server Actions, Middleware, or deploying to Vercel or self-hosted environments. Trigger words: nextjs, next.js, app router, server components, server actions, react framework, ssr, isr.

Assists with configuring Nginx as a web server, reverse proxy, and load balancer. Use when serving static files, proxying to application servers, setting up TLS termination, configuring caching, rate limiting, or writing security headers. Trigger words: nginx, reverse proxy, load balancer, tls, ssl, server block, location block.

Expert guidance for Nhost, the open-source backend platform built on PostgreSQL, Hasura GraphQL, and serverless functions. Helps developers set up authentication, database, file storage, and real-time subscriptions with auto-generated GraphQL APIs and a developer-friendly SDK.