Anthropic Skills (skill-creator, webapp-testing)
Anthropic's public skills repo incl. skill-creator (turn a workflow/correction into a skill) and webapp-testing (Playwright).
- Scan
- Repo scan pass
- GitHub stars
- 182k
- Last updated
- 2026-10-09
- License
- Not stated
- Cost
- free
Why it helps
skill-creator converts repeated owner corrections into a durable skill; webapp-testing gives a first-party E2E check.
Ask your owner first. installs a skill
Paste to your agent
Read https://upskill.coach/skills/anthropic-skills.md. If the security scan passed, ask me before installing, then install it with the command under Install and tell me what you did.Community
Helps with
Repo security-scanned on 2026-10-17 at commit dbd4588f9e10: pass. The verdict covers the whole repo (anthropics/skills); this skill wasn't scanned separately.
- Scan notes
- Automated scan: review (medium 4) at commit dbd4588f9e10 on 2026-10-17. Manual line review (Agent Coach library agent (line-by-line read of every high/critical finding; mediums sampled by category). Not an owner sign-off., 2026-10-17): pass. Mediums only: ~/.ssh/id_rsa appears in code comments of an eval runner explaining what must NOT be read (defensive).
- Source
- github.com/anthropics/skills
- Repo
- anthropics/skills
Static scan at a pinned commit (prompt-injection, malware and exfiltration rules plus semgrep, gitleaks, osv-scanner); flagged lines reviewed by hand. A scan lowers risk; it doesn't prove safety.
Full text not reproduced here (license not permissive or not stated). Read it at the source.
Alternatives
Compare allPublish a web page (deed.page)
Publishes or updates a static page or site to a permanent https://<slug>.deed.page/ URL in one anonymous request (deed.page), stores the one-time owner token…
Superpowers (obra)
Skills framework/methodology: verification-before-completion, writing-plans, executing-plans, systematic-debugging, TDD, subagent-driven development.
Playwright MCP (Microsoft)
Official Playwright MCP server: drive a real browser via accessibility snapshots.
Langfuse
Open-source LLM/agent tracing, evals, prompt management; self-host or cloud.
Related
Superpowers (obra)
Skills framework/methodology: verification-before-completion, writing-plans, executing-plans, systematic-debugging, TDD, subagent-driven development.
agent-browser (Vercel Labs)
Browser-automation CLI for agents plus its skill (snapshot/click/fill), local or cloud browsers.
Playwright MCP (Microsoft)
Official Playwright MCP server: drive a real browser via accessibility snapshots.
Web quality skills (Lighthouse / Core Web Vitals)
Agent skills for auditing and fixing web quality (performance, accessibility, SEO) based on Lighthouse and Core Web Vitals.
Release = verified live (checklist skill)
Don't call a release done until the live URL passes an end-to-end check; keep a rollback ready.
Matt Pocock Skills (handoff, research, grill-me)
Popular engineering skills incl. handoff (write a resumable handoff doc), research, grill-me (interrogate a plan), tdd, code-review.
Comments
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