Ae ltd skill builder
Create new Claude Code Skills with proper YAML frontmatter, progressive disclosure structure, and complete directory organization. Use when building custom skills, generating skill templates, fixing naming issues, or understanding the Claude Skills specification.From its SKILL.md
npx -y skills add aegntic/cldcde --skill ae-ltd-skill-builderAssembled from the repository path, not quoted from the project. Check it against their README if it does not work.
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SKILL.md
3.7 KB, as published. Nobody here has run it
AE.LTD Skill Builder
What This Skill Does
Production-ready skill factory for Claude Code. Creates skills that Claude can autonomously discover and use across all surfaces (Claude.ai, Claude Code, SDK, API).
- Scaffold new skills with proper structure
- Validate and fix existing skills
- Generate templates (basic, intermediate, advanced)
- Automate lifecycle with hooks
Prerequisites
- Claude Code 2.0+ or Claude.ai with Skills support
- Basic understanding of Markdown and YAML
- Text editor or IDE
Quick Start
# Interactive skill creation
./scripts/create-skill.sh my-new-skill
# Validate all skills
./scripts/validate-skill.sh
# Auto-fix naming issues
./scripts/fix-skill.sh
Included Tooling
Scripts (scripts/)
| Script | Purpose |
|---|---|
create-skill.sh | Interactive skill scaffolding |
validate-skill.sh | Validate structure & frontmatter |
fix-skill.sh | Auto-fix naming and frontmatter issues |
lint-skill.sh | Check content quality |
test-skill.sh | Test skill integration |
Hooks (hooks/)
| Hook | When |
|---|---|
pre-task.sh | Before skill execution |
post-task.sh | After skill completes |
pre-edit.sh | Before file modification |
post-edit.sh | After file modification |
session-end.sh | Session cleanup |
Prompts (prompts/)
| File | Purpose |
|---|---|
system.md | System context extensions |
examples.md | Example interactions |
Templates (resources/templates/)
basic/SKILL.md.template- Minimal structureintermediate/SKILL.md.template- Standard sectionsadvanced/SKILL.md.template- Full-featured
Documentation (docs/)
ADVANCED.md- Advanced patterns, MCP integrationTROUBLESHOOTING.md- Common issues & solutionsHOOKS.md- Complete hooks referencePROMPTS.md- Prompts system guide
Workflow
-
Create Skill
./scripts/create-skill.sh my-skill --intermediate -
Validate
./scripts/validate-skill.sh ~/.agents/skills/my-skill -
Lint Quality
./scripts/lint-skill.sh ~/.agents/skills/my-skill -
Fix Issues
./scripts/fix-skill.sh
YAML Frontmatter Requirements
---
name: "Skill Name" # REQUIRED: Max 64 chars
description: "What it does. Use when..." # REQUIRED: Max 1024 chars, include trigger
---
Directory Structure
~/.agents/skills/
└── skill-name/ # MUST match frontmatter name
├── SKILL.md # REQUIRED
├── scripts/ # Optional: Executable scripts
├── hooks/ # Optional: Lifecycle hooks
├── prompts/ # Optional: System context
├── docs/ # Optional: Advanced docs
└── resources/ # Optional: Templates, examples
Guardrails
- Name must match directory slug exactly
- Description must include "when" or "use" trigger
- SKILL.md should be 2-5KB, externalize larger content
- All scripts must be executable (
chmod +x) - Hooks must exit 0 for success, 1 for failure