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Free alternatives

Free alternatives to OpenArt

The best free, open-source alternatives to OpenArt are ComfyUI and Kohya's GUI. ComfyUI and Kohya's GUI run entirely on your own computer, with no subscription.

OpenArt is a paid service. An image and video studio with many models, consistent characters, and editing tools. If you'd like to do the same kind of work without a subscription, these are the open-source tools to try first. Checked November 2026.

ToolWhat it doesRunsReal costScore
ComfyUIBuild image and video generation workflows by connecting blocks, with full control over every step.On your computerFree4.8
Kohya's GUITeach an image model a new style, face, or product from a handful of pictures.On your computerFree4.1

The top picks

ComfyUI screenshot
Images4.8

ComfyUI iconComfyUI

Build image and video generation workflows by connecting blocks, with full control over every step.

  • Some setup
  • Windows · Mac · Linux
Code
Open source, GPL-3.0
Models
Open weights, your choice
Runs
On your computer
Real cost
Free
Get it
Kohya's GUI screenshot
Training4.1

Kohya's GUI iconKohya's GUI

Teach an image model a new style, face, or product from a handful of pictures.

  • Some setup
  • Windows · Linux
Code
Open source, Apache-2.0
Models
Open weights
Runs
On your computer
Real cost
Free
Get it

More free tools worth a look

Stable Diffusion web UI screenshot
Images4.6

Stable Diffusion web UI iconStable Diffusion web UI

The classic browser interface for generating images with Stable Diffusion on your own computer.

  • Some setup
  • Windows · Mac · Linux
Code
Open source, AGPL-3.0
Models
Open weights, your choice
Runs
On your computer
Real cost
Free
Get it
Upscayl screenshot
Images4.5

Upscayl iconUpscayl

A simple desktop app that enlarges and sharpens low-resolution images.

  • Easy install
  • Windows · Mac · Linux
Code
Open source, AGPL-3.0
Models
Open weights, included
Runs
On your computer
Real cost
Free
Get it
InvokeAI screenshot
Images4.3

InvokeAI iconInvokeAI

A polished creative studio for image generation, with a canvas, layers, and tools aimed at artists.

  • Easy install
  • Windows · Mac · Linux
Code
Open source, Apache-2.0
Models
Open weights, your choice
Runs
On your computer
Real cost
Free
Get it
rembg screenshot
Images4.3

rembg iconrembg

Removes the background from photos in one step, from the command line or your own scripts.

  • Some setup
  • Windows · Mac · Linux
Code
Open source, MIT
Models
Open weights, included
Runs
On your computer
Real cost
Free
Get it
Fooocus screenshot
Images4.2

Fooocus iconFooocus

Image generation with almost no settings: type a prompt and get a good picture.

  • Easy install
  • Windows · Mac · Linux
Code
Open source, GPL-3.0
Models
Open weights
Runs
On your computer
Real cost
Free
Get it
Krita AI Diffusion screenshot
Images4.1

Krita AI Diffusion iconKrita AI Diffusion

Adds AI generation, inpainting, and live painting to Krita, the free painting app.

  • Some setup
  • Windows · Mac · Linux
Code
Open source, GPL-3.0
Models
Open weights
Runs
On your computer
Real cost
Free
Get it

Common questions

Is there a free version of OpenArt?

OpenArt's own free plan: yes, limited. For unlimited free use, the open-source alternatives are ComfyUI and Kohya's GUI.

Are the free alternatives to OpenArt as good?

It depends on the job. OpenArt is best for consistent characters and stories, and paid services are usually easier to start with. Open-source tools cost nothing and give you more control, but most need some setup and a capable computer.

What do I need to run them?

Each tool's page lists the memory and graphics card it needs. Enter your computer's specs once on our Can I Run It page and every tool shows whether it fits.

Want the paid service anyway? See our OpenArt page for price and free-plan details.