Agent skill
skill-downloader
Download and install Claude Code skills from various sources. Supports GitHub repositories, compressed archives (.zip, .tar.gz, .skill), and direct URLs. Use when user wants to download, install, or add a skill from GitHub, URL, or archive file. Triggers on "download skill", "install skill", "add skill from", "get skill".
Install this agent skill to your Project
npx add-skill https://github.com/majiayu000/claude-skill-registry/tree/main/skills/data/skill-downloader
SKILL.md
Skill Downloader
Download and install Claude Code skills from multiple sources.
Supported Sources
| Source Type | Examples |
|---|---|
| GitHub Repository | https://github.com/user/repo, github.com/user/repo |
| Compressed Archive | .zip, .tar.gz, .tgz, .skill (renamed zip) |
| Direct URL | URL pointing to archive or skill folder |
Usage
Download from GitHub
python scripts/download_from_github.py <repo-url> <skill-path> --output <target-dir>
Examples:
# Official Anthropic skills
python scripts/download_from_github.py https://github.com/anthropics/skills skills/docx --output ./.claude/skills/
# Community skills (root level)
python scripts/download_from_github.py https://github.com/gked2121/claude-skills social-repurposer --output ./.claude/skills/
# Nested skill path
python scripts/download_from_github.py https://github.com/MadAppGang/claude-code skills/content-brief --output ./.claude/skills/
Download from Archive
python scripts/download_from_archive.py <url-or-path> --output <target-dir>
Examples:
# From URL
python scripts/download_from_archive.py https://example.com/skills/my-skill.zip --output ./.claude/skills/
# From local file
python scripts/download_from_archive.py ./downloads/my-skill.tar.gz --output ./.claude/skills/
# .skill files (renamed zip)
python scripts/download_from_archive.py https://skillhub.club/download/awesome-skill.skill --output ./.claude/skills/
Unified Download Command
python scripts/download_skill.py <source> --output <target-dir>
Automatically detects source type:
- GitHub URL → Uses git sparse checkout
- Archive URL/path → Downloads and extracts
- Directory path → Copies directly
Examples:
# Auto-detect GitHub
python scripts/download_skill.py https://github.com/anthropics/skills/tree/main/skills/docx --output ./.claude/skills/
# Auto-detect archive
python scripts/download_skill.py https://example.com/my-skill.zip --output ./.claude/skills/
Validation
All download methods validate:
- Skill folder contains
SKILL.md SKILL.mdhas valid YAML frontmatter withnameanddescription- No malicious content patterns detected
Output Structure
Downloaded skills are placed in:
<output-dir>/
└── <skill-name>/
├── SKILL.md # Required
├── scripts/ # Optional
└── ...
Error Handling
| Error | Cause | Solution |
|---|---|---|
| Skill already exists | Target directory exists | Use --force to overwrite |
| SKILL.md not found | Invalid skill package | Verify source contains SKILL.md |
| Invalid archive | Corrupted or unsupported format | Check file integrity |
| Network error | Download failed | Retry or check URL |
Integration with Workflow Creator
When used with workflow-creator, download skills to workflow's .claude/skills/ directory:
# Create workflow first
python /path/to/workflow-creator/scripts/create_workflow.py my-workflow --path ./workflows
# Then download skills
python scripts/download_skill.py https://github.com/anthropics/skills/tree/main/skills/docx --output ./workflows/my-workflow/.claude/skills/
Skill Sources Reference
Popular skill repositories:
- Anthropic Official - docx, pdf, pptx
- gked2121/claude-skills - social-repurposer, canvas-design
- ComposioHQ/awesome-claude-skills - Collection
- MadAppGang/claude-code - SEO, content skills
- daymade/claude-code-skills - twitter-reader, fact-checker
- skillhub.club - 1000+ skills collection
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