App Store Optimization (ASO) toolkit for researching keywords, analyzing competitor rankings, generating metadata suggestions, and improving app visibility on Apple App Store and Google Play Store. Use when the user asks about ASO, app store rankings, app metadata, app titles and descriptions, app store listings, app…
A toolkit for designing and reviewing APIs, databases, command-line tools, software libraries, and data pipelines. It covers contracts such as REST, GraphQL, and OpenAPI, where OpenAPI is a machine-readable description of an API.
A set of Chinese-language rules for designing and reviewing web APIs, which are interfaces that let software exchange requests and responses. It covers routes, authentication, validation, errors, pagination, and safety.
A tool for finding and listing the API endpoints exposed by a web application. An API endpoint is a URL where software accepts or returns data, such as user records or search results.
Build, review, refactor, or architect ASP.NET Core web applications using current official guidance for .NET web development. Use when working on Blazor Web Apps, Razor Pages, MVC, Minimal APIs, controller-based Web APIs, SignalR, gRPC, middleware, dependency injection, configuration, authentication, authorization…
A set of practices for designing and building reliable server-side software, including its architecture, errors, logs, configuration, communication between services, and deployment. Server-side software handles requests, data, and business rules behind an application.
A development guide for headless CMS platforms, which manage content separately from the website that displays it. It covers Strapi, Directus, Sanity, Contentful, Payload, Ghost and KeystoneJS.
A development guide for Django, a Python web framework for building websites and server applications. It covers database models, web pages, APIs, background jobs, administration tools and deployment.
A full-stack toolkit for building Laravel 11+ web applications in PHP, covering databases, pages, APIs, authentication, background jobs, and tests. Laravel is a PHP framework for creating web software.
A guide for designing microservices: separate applications that each handle a business capability and communicate with other services. It covers domain modeling, service boundaries, communication, distributed transactions, and reliability.
A guide for building real-time communication systems, where data moves between users or devices with little delay. It covers WebSocket, WebRTC, SSE (server-sent events), Socket.IO, and MQTT protocols.
Guidance for operating a service mesh, a layer that manages communication between services in a Kubernetes or microservice system. It covers Istio, Linkerd, Envoy, encrypted service traffic, routing, canary releases, and multi-cluster setups.
Postgres performance optimization and best practices from Supabase. Use this skill when writing, reviewing, or optimizing Postgres queries, schema designs, or database configurations.
Guidance for designing and maintaining APIs, the contracts that let different programs exchange data. It covers REST, GraphQL, gRPC, events, schemas, compatibility, authentication, pagination, idempotency, webhooks, and contract testing.
A set of engineering instructions for adding or upgrading third-party software libraries, called SDKs, in web, mobile, desktop, and backend projects. It covers setup, authentication, environments, callbacks, errors, testing, releases, and rollback.
Guidance for designing API errors and making failures visible in logs and monitoring. It covers HTTP status codes, stable error formats, request and trace IDs, metrics, alerts, and distributed tracing, which follows a request across services.