Agent Skills (addyosmani)
Skills Skill collection
Engineering workflow skills for AI coding agents covering spec, plan, build, test, review and ship, with matching slash commands.
Per its own README, as of Oct 30, 2026. Not verified by hand.
Public-signal score
When a sandbox test is run, the result and logs will appear here, labeled separately from the score.
Quick answers
What is Agent Skills (addyosmani)?
Engineering workflow skills for AI coding agents covering spec, plan, build, test, review and ship, with matching slash commands.
Is Agent Skills (addyosmani) open source?
GitHub detects the license as MIT. Check the repository's LICENSE file before relying on that.
Which clients does Agent Skills (addyosmani) work with?
Its README names: Claude Code, Cursor, Codex, Gemini CLI, Windsurf, GitHub Copilot, Cline, OpenCode. That is not a hands-on compatibility test.
Is Agent Skills (addyosmani) actively maintained?
The last push was 2026-10-29 (1d ago), as of Oct 30, 2026.
More in Skills
UI UX Pro Max
SkillsDesign skill that generates a UI/UX design system (style, palette, typography, layout pattern) for a project; installs as a Claude Code plugin or via CLI.
Graphify
SkillsA /graphify skill and CLI that maps a codebase, docs and PDFs into a queryable knowledge graph; code parsing runs locally via tree-sitter, per its README.
Impeccable
SkillsDesign skill for coding agents with commands such as polish, bolder, critique and audit to steer and review frontend UI; installs via npx for Claude Code, Cursor, Codex and others.
Diagram Design
SkillsAgent skill that draws diagrams as one self-contained HTML + SVG file across 45 diagram types; also installs as a Claude Code or Codex plugin.
Humanizer
SkillsAgent skill that rewrites AI-generated text to remove common AI-writing patterns, based on Wikipedia's Signs of AI writing guide.
Marketing Skills
SkillsMarketing skills for Claude Code and other agents: conversion optimization, copywriting, SEO, analytics and growth.