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Stability AI alternatives · AI Images & Video

Open-source alternatives to Stability AI

Stability AI is not described as open source on its own site. 4 of the 168 other AI image and video generators in this directory are open source, according to their own sites.

Stability AI has a free plan. 3 of them are free or have a free plan.

4 tools · Listings checked up to Nov 13, 2026 · Where the facts come from

How each one differs from Stability AI

  1. Qwen-Image

    Open-weights image model for text rendering and image editing

    • Qwen-Image is open source, according to its own site.
    • Stability AI also covers video generation.
    Qwen-Image vs Stability AIQwen-Image pricing and details

  2. ComfyUI

    Open-source node editor for image and video AI workflows, plus a cloud

    • Only ComfyUI lists Windows, macOS and Linux apps.
    • ComfyUI is open source, according to its own site.
    • Stability AI is self-hostable, according to its own site.
    • ComfyUI also covers AI agents.
    ComfyUI pricing and details

  3. Genmo

    Text-to-video playground built on the open-source Mochi 1 model

    • Stability AI has a free plan. Genmo does not, though it has a free trial.
    • Genmo is open source, according to its own site.
    • Stability AI is self-hostable, according to its own site.
    • Stability AI also covers image generation.
    Genmo pricing and details

  4. Upscayl

    Free desktop image upscaler with a paid credit-based cloud

    • Only Upscayl lists macOS, Windows and Linux apps.
    • Upscayl is open source, according to its own site.
    • Stability AI is self-hostable, according to its own site.
    • Stability AI also covers video generation.
    Upscayl pricing and details

Common questions

Is there an open-source alternative to Stability AI?

Yes. Qwen-Image, ComfyUI, Genmo and Upscayl are open source, according to their own sites.

Is Stability AI open source?

Stability AI is not described as open source on its own site. The listing was checked on Oct 17, 2026 against the pages it cites.

Which of these AI image and video generators are free?

Qwen-Image, ComfyUI and Upscayl are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 17, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Stability AI: the alternatives its listing names first, then the tools that share the most features with it.