nicepkg/skill-downloader
.claude/skills/skill-downloader/SKILL.md
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 --global
skillsauthnpx skillsauth add nicepkg/vsync skill-downloaderInstall this skill globally with one command. Works with Claude Code, Cursor, and Windsurf.
Security Scan Results
3 of 9 scanners reported clean
Some scanners were skipped, did not run, or reported a non-clean status. Review each row below.
3
Scanners Passed
9
Scanners in report
Clean
TrivyContainer and dependency vulnerability scanner
95%
Clean
SemgrepStatic code analysis for vulnerabilities
95%
Clean
mcp-scan (Snyk)Model Context Protocol security validation
95%
Skipped
Snyk (dep)Open source security scanning
50%
Skipped
Socket.devSupply chain security analysis
50%
Skipped
VirusTotalMulti-engine malware detection
50%
Skipped
CrowdStrikeAdvanced threat intelligence
50%
Skipped
OSV-ScannerOpen Source Vulnerability database check
50%
Skipped
OWASP Dep-Check
50%
Last scanned: Apr 17, 2026, 2:11 AM7.0s4 files scanned
SKILL.md
- name:
- skill-downloader
- description:
- 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".
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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