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Found 1,113 Skills
Refactor Express.js/Node.js code to improve maintainability, readability, and adherence to best practices. Transforms callback hell, fat route handlers, and outdated patterns into clean, modern JavaScript/TypeScript code. Applies async/await, controller-service-repository architecture, proper middleware patterns, and ESM modules. Identifies and fixes anti-patterns including blocking event loop, improper error handling, forEach with async callbacks, and memory leaks.
Installs and configures OpenTelemetry auto-instrumentation for applications written in Java, .NET, Node.js, Python, Ruby. Use when instrumenting applications with opentelemetry auto-instrumentation, auditing existing auto-instrumentation implementations, migrating from vendor locked instrumentations to OpenTelemetry, or checking for latest versions of instrumentation libraries.
Scrape a single known URL into clean markdown / HTML / links / structured JSON with fastCRW. Use when you already have the URL and want the page content — "scrape", "grab", "fetch", "pull", "read this page", "get the content of". Handles JavaScript-rendered SPAs automatically. Step 2 of the crw workflow ladder.
Used for Android APK reverse engineering in CLI environment. Suitable for APK unpacking, Java decompilation, smali modification, repackaging, Frida dynamic Hook, and switching to so/native analysis on demand. Prioritize using locally installed jadx, apktool, frida, adb, ida-reverse, radare2.
Optimize web performance for faster loading and better user experience. Use when asked to "speed up my site", "optimize performance", "reduce load time", "fix slow loading", "improve page speed", or "performance audit".
Expert in developing, installing, and managing tweaks for the Codex++ desktop app extension system
Working with Excel files programmatically.
Async/await and Promise optimization guidelines. Use when writing, reviewing, or refactoring asynchronous code to eliminate waterfalls and maximize parallelism. Triggers on tasks involving data fetching, loaders, actions, or Promise handling.
The base44 SDK is the library to communicate with base44 services. In projects, you use it to communicate with remote resources (entities, backend functions, ai agents) and to write backend functions. This skill is the place for learning about available modules and types. When you plan or implement a feature, you must learn this skill
IntelliJ IDEA JetBrains IDE with smart completion. Use for JVM development.
This skill should be used when the user asks about Bootstrap components, "how to create a modal", "navbar not collapsing", "carousel autoplay", "responsive card grid", "toast notifications", "dropdown menu", "accordion FAQ", "offcanvas sidebar", "tab navigation", "tooltip not showing", "popover not working", Bootstrap accordion, alerts, badges, breadcrumb, buttons, button groups, cards, carousel, close button, collapse, dropdowns, list group, modal, navbar, navs and tabs, offcanvas, pagination, placeholders, popovers, progress, scrollspy, spinners, toasts, tooltips, or needs help implementing any Bootstrap UI component.
Set up and initialize Nexus SDK in any JS/TS frontend project. Use when configuring wallet provider, SDK instance lifecycle, network selection, or adding a minimal wallet connection path.