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SKILL verified Apache-2.0 Self-run

Image Uploader

skill-crossoverjie-skills-image-uploader · by crossoverJie

Uploads images to image hosting services (supports sm.ms, Imgur, and GitHub + jsDelivr CDN). Use this skill when the user wants to upload a local image file to the web and get a public URL.

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Install

$ agentstack add skill-crossoverjie-skills-image-uploader

✓ scanned · ✓ verified, works with Claude Code, Cursor, and more.

Security review

✓ Passed

No issues found. Passed automated security review. · v0.1.0 How review works →

  • ✓ Prompt-injection patterns
  • ✓ Secret / credential exfiltration
  • ✓ Dangerous shell & filesystem operations
  • ✓ Untrusted network calls
  • ✓ Known-malicious package signatures

What it can access

  • ✓ Network access No
  • ✓ Filesystem access No
  • ✓ Shell / process execution No
  • ✓ Environment & secrets No
  • ✓ Dynamic code execution No

From automated source analysis of v0.1.0. “Used” means the capability is present in the source — more access means more to trust, not that it’s unsafe.

View the full security report →

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Reliability & compatibility

✓ Security review passed
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● 1mo ago

Declared compatibility

Claude CodeClaude Desktop

Compatibility is declared by the source manifest. End-to-end runtime verification is coming, see below.

Preview Execution monitoring

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About

Image Uploader Skill

This skill allows uploading local image files to public image hosting services. It supports sm.ms, Imgur, and GitHub (with jsDelivr CDN acceleration).

Prerequisites

  1. Dependencies: The skill requires Python 3 and the requests library.

``bash pip install -r skills/image-uploader/requirements.txt ``

  1. Configuration: An API token or client ID is required depending on the provider.

sm.ms (default):

  • Config File: skills/image-uploader/config.json

``json { "smms_token": "YOUR_TOKEN" } ``

  • Environment Variable: SMMS_TOKEN
  • CLI Argument: --token

Imgur:

  • Config File: skills/image-uploader/config.json

``json { "imgur_client_id": "YOUR_CLIENT_ID" } ``

  • Environment Variable: IMGUR_CLIENT_ID
  • CLI Argument: --token

GitHub:

  • Config File: skills/image-uploader/config.json

``json { "github_token": "YOUR_GITHUB_TOKEN", "github_owner": "YOUR_GITHUB_USERNAME", "github_repo": "YOUR_IMAGE_REPO_NAME", "github_path": "images", "github_branch": "main", "github_cdn": "jsdelivr" } ``

  • Environment Variables: IMAGE_UPLOADER_GITHUB_TOKEN, IMAGE_UPLOADER_GITHUB_OWNER, IMAGE_UPLOADER_GITHUB_REPO, IMAGE_UPLOADER_GITHUB_CDN
  • CLI Argument: --token (for token only)
  • CDN Options:
  • "jsdelivr" — cdn.jsdelivr.net (default, international)
  • "china" — jsd.cdn.zzko.cn (China mirror)

Default Provider: Set default_provider in config.json to "smms", "imgur", or "github", or use the IMAGE_UPLOADER_PROVIDER environment variable.

Usage

To upload an image, run the Python script:

python3 skills/image-uploader/image_uploader.py

Examples

Upload to sm.ms (default, using config/env token):

python3 skills/image-uploader/image_uploader.py /Users/me/Pictures/screenshot.png

Upload to Imgur:

python3 skills/image-uploader/image_uploader.py /Users/me/Pictures/screenshot.png --provider imgur

Upload to GitHub (jsDelivr CDN):

python3 skills/image-uploader/image_uploader.py /Users/me/Pictures/screenshot.png --provider github

Upload with explicit token:

python3 skills/image-uploader/image_uploader.py image.png --token "YOUR_API_TOKEN"

Upload to Imgur using env var:

IMGUR_CLIENT_ID="your_id" python3 skills/image-uploader/image_uploader.py image.png --provider imgur

Upload to GitHub using env vars:

IMAGE_UPLOADER_GITHUB_TOKEN="your_token" IMAGE_UPLOADER_GITHUB_OWNER="user" IMAGE_UPLOADER_GITHUB_REPO="images" python3 skills/image-uploader/image_uploader.py image.png --provider github

Output

The script outputs the result to stdout.

Success (sm.ms):

✅ Upload Successful!
URL: https://s2.loli.net/2023/01/01/abcdefg.jpg
Delete Link: https://sm.ms/delete/xyz123
Filename: screenshot.png

Success (Imgur):

✅ Upload Successful!
URL: https://i.imgur.com/abcdefg.png
Delete Hash: AbCdEfGhIjK

Success (GitHub):

✅ Upload Successful!
CDN URL: https://cdn.jsdelivr.net/gh/user/repo@main/images/a1b2c3d4_screenshot.png
Raw URL: https://raw.githubusercontent.com/user/repo/main/images/a1b2c3d4_screenshot.png

Already Exists (sm.ms):

⚠️  Image already exists.
URL: https://s2.loli.net/2023/01/01/abcdefg.jpg

Failure:

❌ Upload Failed
Message: Unauthorized.

Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

Install and usage instructions live in the source repository linked above.

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Versions

  • v0.1.0 Imported from the upstream source.

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