Codebase harness + loop engineer

Curated collection of agent skills for AI coding assistants.

Pre-configured agent skills for Vibe Coded projects. These skills provide AI coding assistants (Claude Code, Cursor, etc.) with specific guidelines for code quality and design standards.

A skill for coding agents that build, review, and refactor Web UI that should be easier for humans, screen readers, browser automation, Playwright tests, and AI agents to understand and operate.

AI-powered E2E testing for 10 platforms. 253 MCP tools. Zero config. Works with Claude, Cursor, Windsurf, Copilot. Test Flutter, React Native, iOS, Android, Web, Electron, Tauri, KMP, .NET MAUI — all from natural language.

AAS Core is the local, agent-first control plane for complete catalog discovery, agent-owned selection, stack validation, and planning, backed by 2,115+ agentic skills. Includes CLI, local MCP, catalog, plugins, and Workbench.

Codex-first Ultracode skill for dynamic coding workflows

CLI that learns repository-specific Claude skills with evolutionary search.

PRB's collection of agent skills

Skill-Inject: Measuring Agent Vulnerability to Skill File Attacks

AI-agent skills for distributed-systems testing

Minimalistic, project-agnostic skills and rules for AI coding agents

README-first research reproduction skills with bounded execution, auditable evidence, and byte-preserving README annotations.

Agent Skill for Git workflow best practices - branching, commits, PR workflows | Claude Code compatible

Agent Skill: PHP 8.x modernization patterns - typing, attributes, PHPStan | Claude Code compatible

Cowork/Claude Code skill for Unreal Engine 5 development via MCP, pixel streaming, and Python editor scripting

Agent Skill for PHP security audits - OWASP patterns, vulnerability detection | Claude Code compatible

TeamCity from your terminal – or your AI's. Builds, logs, agents, agent terminals, queues.

Give your AI coding agent a Roblox brain. Skill collection for Roblox Studio game development.

Composable computational-science methodology skills for AI research agents — pre-registration over TDD. A science-domain reimplementation of Superpowers.

Reusable agent skills for end-to-end software delivery, from requirements and implementation to review, testing, and release.

Skills for your skills. Create, test, audit, package, and visualize Agent Skill libraries—locally.

The secure, validated skill registry for professional AI coding agents. Extend Antigravity, Claude Code, Cursor, Copilot and more with absolute confidence.

Universal Claude Code workflow plugin with agents, skills, hooks, and commands