Skills

A collection of 25 installable Agent Skills maintained by Matt Pocock for real software engineering, including discovery, specification, TDD, debugging, code review, domain modeling, tickets, and handoffs.

A suite of 24 engineering skills and eight lifecycle commands for AI coding agents, covering specification, planning, implementation, testing, review, and shipping.

AI Berkshire packages value-investing research into 20 callable Skills for company research, earnings review, industry screening, portfolio review, and data validation, with separate install paths for Claude Code and Codex.

An open-source product management skill library from Product on Purpose, using 68 composable skills, 12 workflows, and six sub-agent definitions to structure outputs from research and problem framing through PRDs, measurement, and retrospectives, with installation paths for Claude Code and other agents.

Yingzao is an Agent Skill for Claude Code, Codex, and other hosts that support Skills and image-generation tools. It inspects real photos and factual boundaries, then combines a dominant reference, Chinese display-type design, and a sparse layout guide in one integrated image edit, with an optional 3×3 video storyboard after user approval.