Diffusion Doodles
Chris GreenA learning journey on AI diffusion models for image creation, primarily using ComfyUI, Flux & SD. Not claiming to be an expert, just a hobbyist sharing experience and knowledge. Goes without saying that all images in the publication are created using AI.
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 25 | Subscribers | Read | diffusiondoodles.substack.com |
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Latest Issues
Recent posts by this newsletter. Browse the email archive.
Model Rundown: Z-Image Turbo, Qwen Image-2512 (& Edit-2511), Flux.2 Dev
The last few weeks of 2025 proved very active in the open source diffusion model space. After Z-Image Turbo was released at the end of November, Black Forest Labs followed shortly after with a huge Flux.2 Dev model and then two new Qwen mod...
Z-Image Turbo: Fast and Functional Photorealism
The last few weeks has seen the release of several new models and in nearly all cases the trend has been more parameters, higher VRAM requirements and larger model sizes. Flux.2 Dev is a mind-blowing 32 billion parameter model with an addit...
Base Models vs Finetunes & LoRAs
One of the great aspects of open-source diffusion models is the way the community can tweak and tune these models, creating versions specific to styles, characters, details and composition.
Wan2.1/Qwen Finetuned VAE 2x Upscale Model
The idea of a finetuned VAE (Variational Auto Encoder) was new to me when I came across this approach to upscaling by Spacepxl. The VAE is an essential part of decoding any diffusion model image (as well as encoding if you are using an imag...
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Authors
The writers behind this newsletter.
Co-founder & MD of Etherlive for many years delivering technology to live events. Now a fractional COO and CTO. Life long tech, musings on events & technology, SME business, travel, AI image generation and music production.
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