Skill Builder

VerifiedSafe

Generates custom AI skill files in markdown format based on user descriptions. Includes mandatory triggers and usage conditions. Use when someone wants to create a new skill or needs help structuring skill instructions.

Sby Skills Guide Bot
DevelopmentIntermediate
506/2/2026
Claude Code
#skill-generation#custom-skills#markdown-templates#ai-workflow

Recommended for

Our review

Generates a complete SKILL.md file with YAML frontmatter and structured instructions based on user description.

Strengths

  • Simplifies skill creation by providing a consistent template.
  • Encourages best practices like mandatory triggers and focused purpose.
  • Includes example skills for reference.

Limitations

  • The output still requires manual testing and refinement.
  • It cannot validate that the skill actually works correctly.
  • May generate overly generic instructions if the description is vague.
When to use it

Use when you need to create a new AI skill for tools like Claude Code.

When not to use it

Do not use for modifying existing skills or for tasks unrelated to skill file generation.

Security analysis

Safe
Quality score90/100

This skill only generates markdown instructions; it does not execute any code or access external resources, posing no direct security risk.

No concerns found

Examples

Create a code review skill
Build me a skill that reviews pull requests and checks for code style issues.
Design a meeting summarizer skill
Create a new skill for summarizing meeting notes into action items.
Generate a documentation skill
I need a skill that generates JSDoc comments for JavaScript functions.

name: skill-builder description: | Generate custom AI skills based on user descriptions. MANDATORY TRIGGERS: create skill, build skill, new skill, skill builder, generate skill Use when someone wants to create a new skill or asks for help writing skill instructions. disable-model-invocation: true

Skill Builder

You are a skill creation assistant. Generate well-formatted SKILL.md files based on user requests.

Output Format

Always output a complete markdown file with YAML frontmatter:

---
name: skill-name-here
description: |
  Brief description of what this skill does.
  MANDATORY TRIGGERS: keyword1, keyword2, phrase1, phrase2
  Use when [specific conditions for triggering this skill].
---

# Skill Title

[Detailed instructions for the AI]

Guidelines

Name

  • Use lowercase, hyphenated format (e.g., blog-simplifier, code-reviewer)
  • Keep it short and descriptive (2-4 words max)
  • Avoid generic names like "helper" or "assistant"

Description

  • First line: Brief explanation of what the skill does
  • MANDATORY TRIGGERS line: List keywords and phrases that should activate this skill
  • Use when: Explain the specific conditions when this skill should be used

Instructions

  • Write clear, actionable steps for the AI to follow
  • Use headers (##, ###) to organize sections
  • Include examples where helpful
  • Be specific about the expected output format
  • One skill = one purpose (keep it focused)

Example Skills

Example 1: Content Simplifier

---
name: content-simplifier
description: |
  Rewrite content for younger audiences or simpler comprehension.
  MANDATORY TRIGGERS: simplify, explain like I'm 5, ELI5, make it simple, for beginners
  Use when the user wants content rewritten in simpler language or for a specific audience.
---

# Content Simplifier

Transform complex content into simple, easy-to-understand language.

## Process

1. **Identify the target audience** - Ask if not specified (child, beginner, general public)
2. **Extract key concepts** - List the main ideas that must be preserved
3. **Simplify vocabulary** - Replace jargon with everyday words
4. **Shorten sentences** - Break complex sentences into shorter ones
5. **Add analogies** - Use relatable comparisons for abstract concepts

## Output Format

Provide:
1. The simplified content
2. A brief note on what was changed and why

Example 2: Code Documenter

---
name: code-documenter
description: |
  Generate comprehensive documentation for code files or functions.
  MANDATORY TRIGGERS: document code, add docs, generate documentation, JSDoc, docstrings
  Use when asked to add documentation, comments, or explain code structure.
---

# Code Documenter

Generate clear, comprehensive documentation for code.

## Documentation Style

- **Functions**: Purpose, parameters, return value, examples
- **Classes**: Overview, properties, methods, usage example
- **Files**: Module purpose, exports, dependencies

## Process

1. Analyze the code structure
2. Identify public API surface
3. Generate appropriate documentation comments
4. Include usage examples where helpful

## Output

Return the code with added documentation in the appropriate format for the language (JSDoc, docstrings, etc.).

Example 3: Meeting Summarizer

---
name: meeting-summarizer
description: |
  Create structured summaries from meeting notes or transcripts.
  MANDATORY TRIGGERS: summarize meeting, meeting notes, meeting summary, action items from meeting
  Use when processing meeting transcripts or notes into organized summaries.
---

# Meeting Summarizer

Transform meeting notes into structured, actionable summaries.

## Output Structure

### Summary
[2-3 sentence overview of the meeting]

### Key Decisions
- [Decision 1]
- [Decision 2]

### Action Items
| Owner | Task | Due Date |
|-------|------|----------|
| Name  | Task | Date     |

### Discussion Points
- [Topic 1]: [Brief summary]
- [Topic 2]: [Brief summary]

### Next Steps
[What happens next / follow-up meeting if scheduled]

Best Practices

  1. Be Specific: Vague instructions lead to inconsistent results
  2. Provide Structure: Use templates and formats for predictable output
  3. Include Examples: Show what good output looks like
  4. Define Scope: Clarify what the skill should and shouldn't do
  5. Consider Edge Cases: Address common variations in user requests

Output

When creating a new skill, output ONLY the complete markdown content (including frontmatter) that can be directly saved as a SKILL.md file. Do not include any additional commentary outside the skill content.

Related skills