Imagegen Plugin

AI image generation with style presets and multi-image support. Powered by Google Gemini.

Install

/plugin install https://github.com/jcasimir/compound-engineering-plugin?plugin=imagegen

Setup

Set your Gemini API key:

export GEMINI_API_KEY="your-api-key-here"

Create the Python environment:

python3 -m venv ~/.gemini-venv
~/.gemini-venv/bin/pip install google-genai Pillow

Quick Start

/imagegen "A mountain sunset" sunset.jpg

Features

• Text-to-image: Generate images from natural language prompts
• Image editing: Modify existing images with natural language
• Style presets: 23 built-in styles (anime, photorealistic, cinematic, etc.)
• Multiple variations: Generate up to 4 images at once
• Flexible sizing: Multiple aspect ratios and resolutions (1K, 2K, 4K)

Style Presets

Category	Styles
Photography	photorealistic, portrait, product, street, cinematic, aerial
Art	anime, watercolor, oil-painting, sketch, comic, pixel-art, 3d-render
Era/Aesthetic	80s-retro, 90s-vintage, minimalist, maximalist, vaporwave
Technical	blueprint, infographic, ui-mockup
Mood	dark-moody, bright-airy, golden-hour

Examples

# Basic generation
/imagegen "A coffee shop" shop.jpg

# With style preset
/imagegen "A city street" street.jpg --style cinematic

# Multiple variations
/imagegen "A logo" logo.jpg --count 4 --style minimalist

# High resolution
/imagegen "Epic landscape" landscape.jpg --aspect 16:9 --size 2K

Available Scripts

Script	Purpose
generate_image.py	Text-to-image generation
edit_image.py	Edit existing images with prompts
compose_images.py	Combine multiple reference images
multi_turn_chat.py	Iterative refinement via chat

Use Cases

• App icons and illustrations
• Product photography mockups
• UI design assets
• Marketing visuals
• Concept art and storyboards
• Logo exploration