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InvokeAI: the best Open Source alternative to Midjourney in 2026

InvokeAI offers a polished, creator-oriented interface for Stable Diffusion, with a unified canvas, inpainting and model management, as a local alternative to Midjourney.

License Apache-2.0 ~24k stars (estimated)Website GitHub Repository

Technical profile

License: Apache-2.0
Category: Artificial Intelligence
Replaces: Midjourney
Tech stack: PythonReactPyTorch

Preview

Public image provided by InvokeAI on its own website.

Key features

Unified canvas with inpainting/outpainting
Visual model and LoRA management
Interface built for artists, not just devs

InvokeAI vs. Midjourney

Pros

The friendliest interface for non-technical users among local options

Things to consider

Requires an NVIDIA GPU with enough VRAM

Quick Docker installation guide

Copy this docker-compose.yml, adjust the example passwords and run docker compose up -d on your server. See the full step-by-step guide →

docker-compose.yml

version: "3.9"
services:
  invokeai:
    image: ghcr.io/invoke-ai/invokeai:latest
    restart: unless-stopped
    ports:
      - "9090:9090"
    volumes:
      - invokeai_data:/invokeai
    deploy:
      resources:
        reservations:
          devices:
            - driver: nvidia
              count: 1
              capabilities: [gpu]
volumes:
  invokeai_data: