Skills

A skill gives an agent a ready-made ability: a tested prompt, a set of steps, sometimes files and scripts. This section collects skills for Claude Code, Cursor, Codex and other agents, each with an install command, a risk level and a plain description of who needs it and when.

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Describe the task or paste package.json, and Foxx AI will pick matching skills, MCP servers and CLI tools.

Found: 285

A Claude Code skill that adapts any explanation to its audience: a child, a manager, an engineer or your parents

Low risk1.5KRepository stars

An agent skill that turns an arxiv paper into a minimal Python implementation, with code anchored to sections and equations and gaps flagged honestly

Medium risk1.5KRepository stars

A skill that generates and renders Mermaid diagrams as SVG, PNG or ASCII: 15 themes and several diagram types, locally without a browser

Medium risk1.5KRepository stars

A Material Design 3 skill for coding agents: tokens, more than 30 components, theming, adaptive layout and a compliance audit, Jetpack Compose first

Low risk1.4KRepository stars

A skill that changes how the agent works: instead of pressure and threats it relies on trust, sees tasks through and reports uncertainty honestly

Low risk1.4KRepository stars

Two skills for coding agents: wtf audits a project before shipping, better-codex keeps the agent disciplined while working on code

Medium risk1.4KRepository stars

A skill that scans an iOS or macOS project for common App Store rejection patterns before you submit

Medium risk1.4KRepository stars

A catalog of 28 mental-model skills for agents: diagnosis, decisions, systems, risk, strategy and idea generation

Low risk1.3KRepository stars

A skill for faithful rebuilds of creative sites: mirrors the page, reverse-engineers minified code line by line and verifies with automated checks

Medium risk1.3KRepository stars

A set of skills that turns the agent into a static code analyzer: finds vulnerabilities and builds a prioritized report

Medium risk1.3KRepository stars

A skill that turns PDFs, docs and a codebase into an Obsidian study vault: structured notes for self-study

Medium risk1.3KRepository stars

VibeSec

VibeSec-Skill

A secure coding skill: the agent looks at code from a bug hunter's perspective and prevents common web vulnerabilities

Low risk1.3KRepository stars

A coding-agent skill that reduces failures on hard development tasks through more disciplined work

Medium risk1.3KRepository stars

A skill with scripts for building iOS apps and driving the simulator through the accessibility tree, with compact output for agents

Medium risk1.3KRepository stars

Guard skills for coding agents: a second pass over the diff that catches typical AI mistakes in code, tests and docs

Low risk1.3KRepository stars

pohuy

ПОХУЙ

An agent voice mode using idiomatic Russian profanity while keeping technical precision, 18+

Medium risk1.3KRepository stars

A skill that speeds up Xcode builds: benchmarks clean and incremental builds, finds bottlenecks and tunes project settings

Medium risk1.2KRepository stars

A set of game-dev skills for AI agents with a router that picks the right ones for the engine and task

Low risk1.2KRepository stars

A skill for building WebGPU apps on Three.js with TSL shaders: renderer setup, node materials, compute shaders, post-processing

Low risk1.2KRepository stars

A Claude Code skill that designs and builds a questionnaire-style app onboarding flow modeled on subscription apps

Medium risk1.2KRepository stars

A set of Claude Code skills for the dev workflow: worktree isolation, a service layer, evidence and review

Medium risk1.2KRepository stars

A set of skills for iOS 26+, Swift 6.3 and SwiftUI that gives the agent knowledge of modern Apple frameworks

Low risk1.2KRepository stars

A macOS desktop control skill: the agent sees windows, reads elements, clicks, types and drives Chromium over CDP

High risk1.1KRepository stars

Skills for building educational Manim animations in the 3Blue1Brown style, from scene plan to code

Medium risk1.1KRepository stars

Frequently asked questions

What is a skill for an AI agent?

A skill gives an agent a ready-made ability: a tested prompt, a set of steps, sometimes files and scripts. The agent picks it up and solves the task by the defined scenario.

How do I install a skill?

Each entry has an install command for a specific agent: Claude Code, Cursor, Codex and others. Usually you copy a folder into the skills directory or install it through a plugin manager.

How is a skill different from an MCP server?

A skill gives the agent knowledge and a sequence of actions, an MCP server gives access to external data and tools over a protocol. They are often used together.