Browse skills

Generate realistic speech with the ElevenLabs API. Use when a user asks to convert text to speech, clone voices, build voice-enabled apps, stream audio, or integrate ElevenLabs voice synthesis into applications.

Build high-performance APIs with Elysia on Bun. Use when someone asks to "create an API with Bun", "build a REST API with Elysia", "set up WebSocket server on Bun", "type-safe API with Eden Treaty", "Elysia plugin", or "fastest TypeScript HTTP framework". Covers REST routes, WebSocket, validation with TypeBox, Eden Treaty type-safe client, plugins, auth guards, and OpenAPI/Swagger generation.

Draft professional emails for various business scenarios with appropriate tone and structure. Use when a user asks to write an email, compose a message, draft a reply, write a follow-up, create an outreach email, respond to a client, write a cold email, or craft any professional correspondence.

Build client-side code knowledge graphs with built-in Graph RAG for code exploration. Use when: analyzing large codebases in the browser, building zero-server code intelligence tools, creating interactive code exploration UIs.

You are an expert in Ember.js, the opinionated frontend framework for ambitious web applications. You help developers build large-scale SPAs with Ember's convention-over-configuration approach, Glimmer components, tracked properties, Ember Data for data management, routing with nested layouts, services for shared state, and ember-cli for scaffolding — providing Rails-like productivity for frontend development.

Manage environment variables and secrets across development, staging, and production environments. Use when someone needs to audit env vars, sync secrets between environments, detect missing or mismatched variables, rotate credentials, or set up a new environment from an existing one. Trigger words: env vars, environment variables, secrets, .env file, dotenv, config management, secret rotation, missing variable, environment sync.

Analyze application error logs and monitoring platform exports (Sentry, Datadog, Rollbar) to identify error patterns, duplicates, and severity. Use when someone asks to "audit errors", "analyze exceptions", "find noisy alerts", "deduplicate error groups", or "triage production errors". Parses JSON/CSV error exports and produces categorized reports with root cause analysis.

Interact with Ethereum and EVM blockchains using ethers.js. Use when a user asks to connect to Ethereum, read blockchain data, send transactions, interact with smart contracts, or build a dApp frontend.

Expert guidance for Evidence, the open-source BI framework that generates beautiful, interactive dashboards from SQL queries and Markdown. Helps developers build data reports as code, deploy them as static sites, and create self-service analytics without heavy BI tools.

Expert guidance for Excalidraw, the open-source virtual whiteboard library for creating hand-drawn style diagrams and sketches. Helps developers embed Excalidraw in React applications, build custom integrations, and leverage the API for programmatic diagram creation.

Generate and parse Excel spreadsheets with ExcelJS — create workbooks with multiple sheets, styled cells, formulas, charts, images, and conditional formatting. Use when tasks involve exporting application data to .xlsx, building financial reports, parsing uploaded spreadsheets, or creating data import/export pipelines.

Build, deploy, and update React Native apps with Expo. Covers file-based routing with Expo Router (stacks, tabs, drawers, deep linking), EAS Build and Submit, over-the-air updates, and 50+ SDK modules for camera, location, notifications. Use when setting up Expo, adding navigation, configuring builds, or integrating native device APIs. Trigger words: expo, expo router, eas build, react native expo, file-based routing mobile, deep linking.

Create, optimize, and automate Facebook content for Pages, Groups, and Ads. Use when someone asks to "grow Facebook page", "create Facebook ads", "manage Facebook group", "Facebook API integration", "automate Facebook posting", "Facebook analytics", or "Facebook marketing strategy". Covers Pages, Groups, Graph API publishing, Ads Manager API, Messenger bots, and growth strategies.

When the user wants to generate realistic fake data for testing, seeding databases, or prototyping. Also use when the user mentions "faker," "fake data," "test data generation," "seed data," "mock data," "random names," or "realistic test data." For API mocking, see mockoon or wiremock.

Expert guidance for Falco, the CNCF runtime security tool that detects anomalous behavior in containers and Kubernetes clusters using system call monitoring. Helps developers set up Falco for detecting shell spawns in containers, unexpected network connections, file access violations, and privilege escalation — all in real-time with zero application changes.

FastAPI is a modern, high-performance Python web framework for building APIs. It leverages Python type hints and Pydantic for automatic validation, serialization, and OpenAPI documentation generation with async/await support out of the box.

Automate mobile app builds, signing, and deployment with Fastlane — CI/CD for iOS and Android. Use when someone asks to "automate App Store deployment", "Fastlane", "automate iOS build", "CI/CD for mobile", "automate Play Store upload", "code signing automation", or "mobile release pipeline". Covers build automation, code signing, TestFlight, Play Store, screenshots, and CI.

Collect, categorize, and synthesize user feedback from multiple channels into actionable product insights. Use when tasks involve analyzing support tickets, app store reviews, NPS survey responses, social media mentions, user interviews, feature request prioritization, sentiment analysis, churn prediction from feedback patterns, or building voice-of-customer reports. Covers multi-channel feedback aggregation and data-driven product decisions.

Build cloud backend applications with Encore — type-safe backend framework with built-in infrastructure. Use when someone asks to "build a backend", "Encore", "type-safe API framework", "backend with built-in infra", "auto-provision cloud resources", or "backend framework with databases built-in". Covers API definition, databases, pub/sub, cron, and auto-provisioned infrastructure.

You are an expert in Envoy, the high-performance C++ proxy designed for cloud-native applications. You help teams configure Envoy as an API gateway, service mesh sidecar, and load balancer using its L4/L7 routing, circuit breaking, rate limiting, TLS termination, gRPC support, and observability features — powering Istio, AWS App Mesh, and most modern service mesh implementations.