Skill UI

This comprehensive skill guide details the implementation of robust and secure API authentication systems. It covers industry standards like JWT, OAuth 2.0 (including various flows), and API key management. Key features include role-based access control (RBAC), refresh token rotation, session management, and brute-force protection, ensuring secure communication for diverse service architectures.

A comprehensive guide to building robust, production-ready GraphQL APIs. This skill covers schema design (SDL/code-first), implementing efficient resolvers with DataLoader for batching, handling real-time subscriptions via WebSockets, and integrating field-level authorization and complexity limiting. Supports major runtimes like Node.js and Python.

Provides a comprehensive guide and implementation pattern for building scalable WebSocket servers. This skill covers real-time, bidirectional communication, handling connection lifecycle, implementing room/channel subscriptions, and ensuring horizontal scalability using Redis pub/sub. It is ideal for developing high-throughput, low-latency applications like chat platforms, live dashboards, and collaborative editing tools.

Provides instructions for automating Buildkite tasks via Rube MCP and the Composio toolkit, emphasizing tool discovery, connection checks, schema compliance, and orchestrating workflows through the RUBE_ API surface.

A comprehensive guide to implementing reliable, scalable, and resilient background job processing in Node.js/TypeScript using BullMQ and Redis. Covers advanced patterns such as delayed jobs, repeatable scheduling, job dependencies (flows), rate limiting, robust error handling, and graceful worker shutdown, ensuring production-grade async execution.

This comprehensive guide details how to utilize the Bun runtime for modern, high-performance JavaScript and TypeScript development. It covers everything from initial setup and project scaffolding to advanced package management, running code, and leveraging built-in APIs like file system operations. It is designed for developers migrating from Node.js seeking superior speed and native tooling.

Automated Frontend Development assistant that guides bundle size analysis, optimization best practices, and production-ready code/config setup for React, Vue, CSS, and performance workflows.

This guide provides comprehensive patterns and best practices for working with ClickHouse, a high-performance OLAP database. It covers advanced topics such as MergeTree engine design, efficient query optimization (filtering, aggregations, window functions), bulk/streaming data ingestion, materialized view creation, and performance monitoring techniques, ensuring optimal performance for large-scale analytical workloads.

Automates churn analysis workflows by offering guidance, best practices, and production-ready code for SQL, visualization, statistical work, and BI outputs within data analytics projects.

Guides SaaS teams through designing cancel flows, save offers, exit surveys, and dunning to stop voluntary and involuntary churn, with targeted questions and reason-to-offer mapping plus post-cancel win-back cues.

This skill functions as an expert in workflow automation, specializing in designing and implementing robust CI/CD pipelines and GitHub Actions workflows. It guides users through automating the entire development lifecycle—from building and testing to secure deployment. By establishing clear stages, handling secrets, and defining rollback strategies, it ensures consistency, reduces manual effort, and accelerates delivery while maintaining high quality and security standards.

Automate CircleCI CI/CD workflows via Composio’s CircleCI toolkit over Rube MCP: trigger pipelines, monitor workflows and jobs, fetch artifacts, and review test metadata while adhering to required tool schemas and authentication flows.