code-generation

Generate PDF documents programmatically with PDFKit — add text, images, vector graphics, tables, headers/footers, and custom fonts. Use when tasks involve creating invoices, reports, certificates, or any structured PDF output from application data in Node.js.

Parameter-efficient fine-tuning for LLMs using LoRA, QLoRA, and 25+ methods. Use when a user asks to fine-tune a language model, train a custom LLM, adapt a model to their data, use LoRA or QLoRA, fine-tune Llama or Mistral, or train a model on consumer GPUs. Covers PEFT methods…

Run AI-powered penetration testing with PentAGI. Use when a user asks to automate security testing, set up autonomous pentesting, deploy an AI-driven vulnerability scanner, build a self-hosted security testing platform, or conduct penetration tests with LLM-powered agents.

When the user wants to perform visual testing with automated screenshot comparison using Percy by BrowserStack. Also use when the user mentions "percy," "visual testing," "screenshot comparison," "visual diff," "percy snapshot," or "BrowserStack visual." For Storybook-specific…

Review code for performance issues and optimization opportunities. Use when someone needs to check for N+1 queries, unnecessary re-renders, memory leaks, inefficient algorithms, missing indexes, or bundle size regressions. Trigger words: performance review, slow query, N+1,…

Perplexity API for real-time web-search-augmented LLM responses. Use when you need up-to-date information in AI responses, research assistants, fact-checking, current events coverage, or any task requiring knowledge beyond an LLM's training cutoff. Returns cited sources…

Store and search vector embeddings in PostgreSQL with pgvector — no separate vector database needed. Use when someone asks to "vector search in Postgres", "store embeddings", "pgvector", "similarity search", "RAG with Postgres", "semantic search in existing database", or "add AI…

You are an expert in Phaser, the fast and feature-rich HTML5 game framework for making 2D games that run in web browsers and mobile devices. You help developers build arcade games, puzzle games, RPGs, platformers, and roguelikes using Phaser's scene system, physics engines…

Phoenix is an Elixir web framework built on the BEAM VM for fault-tolerant, real-time applications. It features LiveView for interactive UIs without JavaScript, channels for WebSockets, and Ecto for database access with compile-time query validation.

You are an expert in Pinia, the official state management library for Vue.js. You help developers build Vue applications with type-safe stores, Composition API support, getters (computed), actions (sync and async), plugins, SSR compatibility, and Vue DevTools integration —…

Log in Node.js with Pino. Use when a user asks to add structured logging, improve logging performance, configure log levels, format logs for production, or replace console.log with proper logging.

You are an expert in PixiJS, the fastest 2D rendering engine for the web. You help developers build games, interactive visualizations, animated ads, creative coding projects, and rich UI effects using PixiJS's WebGL-first renderer with automatic Canvas fallback — handling…

Expert guidance for PlanetScale, the serverless MySQL platform built on Vitess (the database clustering system powering YouTube). Helps developers set up databases with Git-like branching for schema changes, non-blocking schema migrations, and connection pooling for serverless…

Expert guidance for Plasmo, the framework for building browser extensions with React, TypeScript, and modern tooling. Helps developers create Chrome and Firefox extensions with content scripts, background workers, popup UIs, and messaging — all with hot reload and zero webpack…

Privacy-first web analytics with Plausible — lightweight script tag, no cookies, GDPR-compliant by default. Self-host with Docker or use Plausible Cloud. Covers script installation, custom event goals, pageview filtering, the Stats API for programmatic access, and Google Search…

Create interactive scientific and statistical charts with Plotly. Use when a user asks to build data visualizations, scatter plots, 3D charts, statistical graphs, or dashboards using Plotly.js or react-plotly.js.

Send transactional and marketing emails with Plunk. Use when a user asks to send emails from an app, set up email automation, create drip campaigns, or use a simple open-source email platform.

Manage Python projects with Poetry. Use when a user asks to manage Python dependencies, create virtual environments, publish packages to PyPI, handle dependency resolution, or set up a Python project structure.

You are an expert in Polar, the monetization platform built for developers and open-source maintainers. You help developers add payments, subscriptions, product sales, license keys, and sponsorships to their projects with a developer-first API, webhooks, and embeddable…

Expert guidance for Porter, the platform that provides a Heroku-like experience on your own AWS, GCP, or Azure account. Helps developers deploy applications on managed Kubernetes clusters provisioned in their own cloud accounts, with the simplicity of `git push` deployment and…

You are an expert in Portkey, the AI gateway that sits between your app and LLM providers. You help developers add caching, fallbacks, load balancing, request retries, guardrails, semantic caching, budget limits, and observability to LLM calls — using a single unified API that…

Send transactional emails with Postmark. Use when a user asks to send reliable transactional emails, improve email deliverability, use email templates with variables, or set up email sending for a SaaS app.

Create, edit, and manipulate PowerPoint (.pptx) files programmatically using python-pptx. Use when a user asks to generate a PPTX, modify slides, extract text from a presentation, add charts or tables to PowerPoint, build slides from data, convert content to PPTX, or automate…

You are an expert in AWS Lambda Powertools, the developer toolkit for implementing serverless best practices. You help developers add structured logging, distributed tracing (X-Ray), custom metrics (CloudWatch EMF), idempotency, feature flags, parameter management, and event…

You are an expert in Preact, the lightweight React alternative with the same modern API in just 3kB. You help developers build performant web applications using Preact's component model, hooks, signals for reactive state, and compat layer for React ecosystem compatibility —…