Our review
Generates icons, stickers, and visual assets using Google's Imagen model.
Strengths
- Multiple preset styles (flat, 3D, pixel art, etc.)
- Can match the style of a reference image
- Automatic integration with Xcode projects
- Easy setup via /icon --setup command
Limitations
- Requires a Google AI Studio API key
- Relies on online availability of the Imagen model
- Sticker style needs rembg to be installed
When you need quick icons, logos, or stickers for apps or projects.
When you need highly detailed custom illustrations or are working offline.
Security analysis
SafeThe skill uses Bash to store and retrieve an API key in the macOS keychain, which is a standard and safe practice. It runs a Python script with user-provided arguments, but there is no evidence of dangerous patterns like piping to sh, curl-bash, secret exfiltration, or destructive commands. The optional instruction to install rembg is user-initiated and not automatically executed. No overt security risks are present.
No concerns found
Examples
/icon a smiling sun for a weather app/icon matching this style --ref ./my-icons/home.png a settings gear/icon app logo --style flat-minimal --output ./assets/logo.pngname: icon description: Generate icons, stickers, and app assets using AI. Use when user wants to create icons, stickers, logos, or visual assets. disable-model-invocation: false user-invocable: true allowed-tools: Bash, Read, Write, Glob argument-hint: "<description> [--ref <reference-image>] [--style <style>] [--output <path>]"
Claude Icons
Generate icons, stickers, and visual assets using Google's Imagen (nano-banana) model.
Arguments
Parse the user's request from: $ARGUMENTS
Expected formats:
/icon a happy cloud mascot- Generate icon with description/icon a cat waving --ref ./style.png- Match style of reference image/icon app logo --style flat-minimal --output ./assets/logo.png- With style preset and output path/icon --setup- Configure API key
Setup Flow
If user runs /icon --setup or if GEMINI_API_KEY is not configured:
- Ask user for their Google AI Studio API key (get one at https://aistudio.google.com/apikey)
- Save it using the Bash tool:
security add-generic-password -a "$USER" -s "gemini-api-key" -w "THE_API_KEY" -U - Confirm setup is complete
Generation Flow
-
Check API key exists:
security find-generic-password -a "$USER" -s "gemini-api-key" -w 2>/dev/nullIf not found, guide user through setup.
-
Determine output path:
- If
--outputspecified, use that - If in Xcode project, suggest
Assets.xcassets/ - Otherwise use
./generated-icons/
- If
-
Run the generator script:
python3 "$(dirname "$0")/../../scripts/generate_icon.py" \ --description "USER_DESCRIPTION" \ --reference "REFERENCE_PATH_IF_ANY" \ --style "STYLE_IF_SPECIFIED" \ --output "OUTPUT_PATH" -
Show the result:
- Display the generated image path
- If macOS, offer to open in Preview:
open OUTPUT_PATH - If Xcode project detected, offer to add to asset catalog
Style Presets
Available styles (use with --style):
flat-minimal- Clean, flat design with minimal details3d-glossy- 3D look with glossy highlightshand-drawn- Sketch/illustration stylepixel-art- Retro pixel art stylegradient- Modern gradient styleoutline- Line art / outline onlysticker- Sticker style with white border (auto-removes background)
Examples
User: /icon a smiling sun for a weather app
→ Generate cheerful sun icon, save to ./generated-icons/
User: /icon matching this style --ref ./my-icons/home.png a settings gear
→ Analyze reference, generate gear icon in same style
User: /icon --setup
→ Guide through API key configuration
Error Handling
- If generation fails, show the error and suggest:
- Check API key is valid
- Try a simpler description
- Check internet connection
- If rembg not installed for sticker style, offer to install:
pip install rembg
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