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InvokeAI vs Stable Diffusion WebUI Forge

A side-by-side comparison of two self-hosted ai image generation options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
IN InvokeAI Professional creative engine for Stable Diffusion VS ST Stable Diffusion WebUI Forge Optimized fork of the Stable Diffusion WebUI
FeatureInvokeAIStable Diffusion WebUI Forge
Deploy effortUnder-an-hour setupRead-the-docs project
Health score97 · Excellent37 · At risk
CategoryAI Image GenerationAI Image Generation
LicenseApache-2.0AGPL-3.0
LanguagePythonPython
Setup difficultyMediumMedium
Min. RAM8,192 MB8,192 MB
Deploymentdocker, bare-metal, sourcebare-metal, source
GitHub stars★ 28,280★ 13,028
First released20222024
ReplacesMidjourney, Adobe FireflyMidjourney

What are InvokeAI and Stable Diffusion WebUI Forge?

InvokeAI

InvokeAI is a creative-focused generative AI platform built around Stable Diffusion models. It offers a unified canvas for inpainting and outpainting, workflow nodes, and a polished interface aimed at artists and studios.

  • Unified editing canvas
  • Workflow node editor
  • Model management
  • Multi-user board organization

Read the full InvokeAI guide →

Stable Diffusion WebUI Forge

Stable Diffusion WebUI Forge is a platform built on the AUTOMATIC1111 interface that improves speed, memory usage, and adds support for newer models like Flux. It keeps the familiar UI while making development of features easier.

  • Faster inference
  • Lower VRAM usage
  • Flux model support
  • A1111-compatible extensions

InvokeAI vs Stable Diffusion WebUI Forge: key differences

Both projects are written in Python. Licensing differs — Apache-2.0 for InvokeAI versus AGPL-3.0 for Stable Diffusion WebUI Forge. InvokeAI is the more established project (first released 2022), while Stable Diffusion WebUI Forge arrived in 2024. InvokeAI has the considerably larger community, at 28,280 GitHub stars versus 13,028. InvokeAI lists first-class Docker deployment; Stable Diffusion WebUI Forge does not.

Why pick each one

Choose InvokeAI if…

  • Unified canvas editing
  • Node-based workflows
  • Polished professional UI

Watch out for

  • Needs ample VRAM
  • Heavy installation
InvokeAI details

Choose Stable Diffusion WebUI Forge if…

  • Released under the AGPL-3.0 license
  • Mature project with 13k GitHub stars
  • Written in Python
Stable Diffusion WebUI Forge details

Frequently asked questions

Is InvokeAI or Stable Diffusion WebUI Forge better?

Neither is universally better. InvokeAI has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are InvokeAI and Stable Diffusion WebUI Forge free and open-source?

Yes. InvokeAI is licensed under Apache-2.0 and Stable Diffusion WebUI Forge under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run InvokeAI and Stable Diffusion WebUI Forge with Docker?

InvokeAI: yes. Stable Diffusion WebUI Forge: check the project docs for container support.

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