what is comfyui-kreareason fr?

This is a custom add-on node for ComfyUI, a visual tool many people use to build image generation workflows with AI models. It works specifically with a model called Krea 2 and adds one extra building block, or node, to a workflow. Krea 2's text encoder is actually a full vision and language model, meaning it can both read and understand images and generate text, not just turn words into numbers the way a typical text encoder does. This project takes advantage of that by letting the encoder rewrite a short, simple prompt into a longer, more detailed one before that prompt is used to generate an image. It can also look at a reference image, describe what it sees in words, and then use that description as part of the prompt. The image reference feature works in three visible steps. First, the model describes the reference image in detail. Second, the user can choose to remove specific things from that description, such as people or the main subject, while keeping the background, style, or color scheme. Third, whatever remains gets combined with the user's own prompt, with the user's prompt taking priority. This gives someone much more control than simply feeding a whole reference image into an image generator and hoping it captures the right details. Installing the node involves either using ComfyUI's built in custom node manager, or manually cloning the repository into ComfyUI's custom nodes folder and restarting the program. Beyond that, using the node requires downloading specific text encoder, diffusion model, and VAE model files and placing them in ComfyUI's model folders. The README also recommends using a modified version of the underlying language model that has had its built in safety refusals removed, since the standard model can sometimes refuse to describe an image or quietly change what it writes, which would interfere with generating the requested output. This is presented as giving the user more direct control over what gets generated, rather than the model second guessing the request.