Best Image Generation tools for Open Source
4 tools
Looking for Image Generation tools that are built for Open Source? We compared 4 of them so you do not have to open forty tabs. Every tool on this page is listed in our Image Generation category and tagged Open Source, which means it was checked by a human, has a working website and a clear pricing model.
The list starts with Stable Diffusion, ComfyUI and FLUX and continues with smaller, more specialised options. For each tool you will find a one-line summary, the pricing type and the tags that describe what it does best, so you can shortlist candidates in a minute and then dive into the detail pages for screenshots, alternatives and links.
We re-check this page whenever a new Image Generation tool is approved, so the ranking reflects what is actually available in 2026 rather than a snapshot from last year.
Frequently asked questions
- How were these Image Generation tools selected?
- Every tool is submitted, reviewed by a human and tagged by hand. This page lists the approved Image Generation tools that carry the Open Source tag, with featured and popular tools first.
- Are there free Image Generation tools for Open Source?
- Many are. Look for the Free or Freemium pricing badge on each card, or open the Image Generation category and filter by pricing.
Related guides
- Best Image Generation tools for Text to Image
- Best Image Generation tools for Image Editing
- Best Image Generation tools for API
- Best Image Generation tools for Free Tier
- Best Image Generation tools for Local Models
- Best Image Generation tools for Upscaling
- Best Chatbots tools for Open Source
- Best Coding tools for Open Source


