| Product | Price | Link |
|---|---|---|
| Skill Validator | Free | https://anvilandcode.gumroad.com/l/txfmej |
| Description Optimizer | Free | https://anvilandcode.gumroad.com/l/kzygqkh |
| Skill Scaffolder | $12 | https://anvilandcode.gumroad.com/l/gyzhaz |
| Skill Security Auditor | $15 | https://anvilandcode.gumroad.com/l/rhafga |
| Skill Tester | $12 | https://anvilandcode.gumroad.com/l/hvsuz |
| Multi-Platform Converter | $15 | https://anvilandcode.gumroad.com/l/jxdvbv |
| Skill Bundler | $12 | https://anvilandcode.gumroad.com/l/tjmmet |
| Skill Doc Generator | $9 | https://anvilandcode.gumroad.com/l/quolhb |
| Prompt Compressor | $9 | https://anvilandcode.gumroad.com/l/xzovzy |
| Progressive Disclosure Organizer | $12 | https://anvilandcode.gumroad.com/l/atsatu |
| Skill Marketplace Formatter | $9 | https://anvilandcode.gumroad.com/l/xrxecda |
| License Key Injector | $12 | https://anvilandcode.gumroad.com/l/eicwb |
| Starter Pack | $29 | https://anvilandcode.gumroad.com/l/xmixxz |
| Engineer's Edition | $99 | https://anvilandcode.gumroad.com/l/vxvgtc |
Production-grade Claude skills for builders. Engineered for reliability, not demos.
Add the entire Anvil & Code catalog to Claude Code with one command:
/plugin marketplace add https://github.com/Anvil-Code/skills-marketplaceThen install any skill:
/plugin install skill-validator@anvil-and-code
/plugin install description-optimizer@anvil-and-codeThese two skills are permanently free. No account required.
| Skill | What it does |
|---|---|
skill-validator |
Audits any SKILL.md. Scored report (0–10) with critical issues, triggering score, and exact fixes. |
description-optimizer |
Rewrites your description field to actually trigger. 3 variants, scored, with a clear recommendation. |
The complete toolkit for building, auditing, securing, and shipping production-grade Claude skills.
| Skill | What it does | Price |
|---|---|---|
skill-scaffolder |
Generate a full SKILL.md from a plain English description | $12 |
skill-validator |
Audit any SKILL.md for issues and triggering strength | Free |
skill-security-auditor |
Scan for path traversal, injection, unsafe shell calls | $15 |
description-optimizer |
Optimize description field for maximum trigger reliability | Free |
skill-tester |
Generate test cases and edge cases for any skill | $12 |
multi-platform-converter |
Adapt skills for Codex CLI, Cursor, Gemini CLI | $15 |
skill-bundler |
Package skills into a GitHub marketplace-ready repo | $12 |
skill-doc-generator |
Generate buyer-ready README and documentation | $9 |
prompt-compressor |
Cut token usage without losing instruction fidelity | $9 |
progressive-disclosure-organizer |
Restructure skills for lazy loading | $12 |
skill-marketplace-formatter |
Format listings for SkillsMP, claudemarketplaces, SkillHub | $9 |
license-key-injector |
Add license validation and buyer watermarking | $12 |
Get the Engineer's Edition (all 12) → anvilandcode.gumroad.com
Individual skills also available separately.
The market is full of demo-quality skills that work once and fail unpredictably after that. Every Anvil & Code skill ships with:
- Structured intake or audit phase before any output
- Explicit output format specification
- Anti-patterns section
- Built-in test cases
Build once. Ship reliably.
Questions: open an issue in this repo.