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 |