Skills

Secure Claude Skills skill teaching **secure error handling** — preventing information leakage through error responses by sanitizing stack traces, internal paths, and database details in production while maintaining useful debug output in development, as part of an OWASP-aligned security suite for Next.js apps.

A curated collection of Postgres agent skills from experienced practitioners, covering schema design, indexing, query optimization, and common pitfalls, with content written exclusively by humans to provide expertise that AI cannot generate on demand.

A collection of 255+ universal agentic skills for AI coding assistants including Claude Code, Gemini CLI, Codex CLI, Antigravity IDE, GitHub Copilot, and Cursor.

Guides developers in selecting and implementing optimal Spring Boot 4 testing strategies using JUnit 6, AssertJ, and modern test slicing techniques.

Part of Amplicode's Spring Agent Toolkit, providing AI coding agent skills for Spring Boot development including project exploration, Spring Data JPA guidelines, REST controller creation, and structured implementation planning with interactive context gathering.

from syncfusion/angular-ui-components-skills

from syncfusion/angular-ui-components-skills

from syncfusion/blazor-ui-components-skills

from syncfusion/blazor-ui-components-skills

Tech debt prioritizer skill for identifying, categorizing, and ranking technical debt items by impact and effort.

from gamedev-skills/awesome-gamedev-agent-skills

An AI content generation skill collection powered by the Tuzi API, offering video generation, image creation, infographics, slide decks, comics, and social media publishing for Claude Code and OpenClaw.

A Python-based terminal CLI for Twitter/X that works without API keys using browser cookie authentication, supporting feed reading, bookmarks, search, posting, and structured output for AI agent pipelines.

from runningz1/union-search-skill

Part of Membrane's 3,000+ integration skills collection, this skill teaches AI agents how to connect with and perform actions on Userflow. Membrane handles OAuth, API keys, and token refresh so the agent doesn't have to manage credentials.

Analyzes UX friction using cognitive psychology, ADHD-friendly design, Gestalt principles, and flow state engineering for friction audits and conversion optimization.

A collection of AI coding agent skills including an H5P content type scaffolding tool that generates modern H5P libraries from curated boilerplates.

Builds complex, multi-component Claude.ai HTML artifacts using React, Tailwind CSS, and shadcn/ui, bundling frontend code into a single, shareable HTML file.

A collection of 49 JavaScript snippets for measuring and debugging web performance in Chrome DevTools, covering Core Web Vitals (LCP, CLS, INP), loading metrics (TTFB, FCP), interaction performance, media auditing, and network quality.

An AI-native monitoring skill for Xianyu (Goofish), China's largest second-hand platform, that lets users track product listings and price alerts through natural language conversation instead of a web UI.

Part of a curated collection of 178 e-commerce skills for Shopify, WooCommerce, and BigCommerce that teach AI assistants platform-specific workflows, with Tessl-evaluated quality improvements averaging +31% over generic AI advice.

An AI-powered interactive education visualization tool that transforms any teaching topic into immersive 3D interactive web pages using Three.js and SVG rendering.

from kelos-dev/agora

A skill from the ClawFu collection of 159 expert marketing methodologies encoded as structured AI instructions, covering content strategy, video production, sales, SEO, analytics, and 28 categories of marketing expertise.

Detects typosquatting, homograph phishing, and brand impersonation domains using dnstwist to generate permutations and check DNS records, web page similarity via fuzzy hashing, and perceptual hashing.

Angular CDK skill for AI assistants providing API changes, best practices, and version-specific references for using the Component Dev Kit to build custom UI components.

A capability runtime CLI for AI agents that provides image generation, video generation, image/video analysis, and file download capabilities. Works with Claude Code, Cursor, Windsurf, and 40+ other agents via a simple CLI interface and skills installation.

Battle-tested Claude Code skills, commands, and references for modern Apple platform development with Swift 6, SwiftUI, Liquid Glass, Apple Intelligence, and more.

Battle-tested Claude Code skills, commands, and references for modern Apple platform development with Swift 6, SwiftUI, Liquid Glass, Apple Intelligence, and more.

Battle-tested Claude Code skills, commands, and references for modern Apple platform development with Swift 6, SwiftUI, Liquid Glass, Apple Intelligence, and more.