Alter Context-aware AI actions for any Mac app
Alter Cheatsheet
Workflow Overview

Alter is an AI-powered image generation and editing tool for macOS.

Key Concepts

Concept Description
Projects Container for generation settings and outputs
Prompts Text descriptions that guide image generation
Seeds Random values that determine generation output
Styles Pre-configured visual style presets
Inpainting Edit specific areas of generated images
Tips & Tricks

Prompt Engineering

Technique Example
Be specific “A red barn at sunset with rolling hills”
Use style keywords “cinematic, detailed, 8k, photorealistic”
Negative prompts Exclude unwanted elements
Seed locking Keep seed constant to iterate on prompts

Export Settings

Format Best For
PNG Lossless quality, transparency
JPEG Smaller file size, web use
TIFF Print-ready output
Alter Shortcuts
Image Generation
Shortcut Action
โŒ˜N New project
โŒ˜G Generate image
โŒ˜โ‡งG Regenerate with new seed
โŒ˜Z Undo last edit
โŒ˜โ‡งZ Redo
Space Toggle preview
Editing
Shortcut Action
โŒ˜C Copy selection
โŒ˜V Paste
โŒ˜A Select all
โŒ˜D Deselect
B Brush tool
E Eraser tool
โŒ˜+ Zoom in
โŒ˜- Zoom out
โŒ˜0 Fit to screen
File Management
Shortcut Action
โŒ˜S Save project
โŒ˜โ‡งS Save as
โŒ˜E Export image
โŒ˜O Open project
โŒ˜W Close project