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ComfyUI-Image-Saver

155

Last updated
2026-02-25

Allows users to save images generated in ComfyUI along with their corresponding generation metadata, ensuring compatibility with Civitai's auto-detection system. This tool supports multiple image formats and captures essential metadata, enhancing the organization and retrieval of AI-generated content.

  • Enables saving of images in PNG, JPG, and WEBP formats with detailed generation metadata.
  • Automatically includes hashes for models, LoRAs, and embeddings, facilitating resource linking on Civitai.
  • Offers customizable file naming options using various placeholders for better organization of saved images.

Context

This tool serves as an extension for ComfyUI, allowing users to save images alongside their generation metadata. Its primary purpose is to ensure that the saved metadata is compatible with Civitai, which enhances the usability and accessibility of AI-generated images.

Key Features & Benefits

The tool captures comprehensive metadata when saving images, particularly in the PNG format, where it retains both the full workflow in ComfyUI and the parameters in an a1111-style format. This dual approach ensures that users can easily track and replicate their image generation processes. Additionally, it supports JPEG and WEBP formats with a focus on a1111-style parameters, making it versatile for different user needs.

Advanced Functionalities

A standout feature is the ability to incorporate LoRAs (Low-Rank Adaptation) into prompts using a specific format that translates into hashes stored with the metadata. This integration simplifies the process of managing LoRAs, especially when paired with the ImpactWildcardEncode from the ComfyUI-Impact-Pack, allowing for seamless conditioning without the need for manual string handling.

Practical Benefits

By automating the saving of generation metadata and linking resources, this tool significantly enhances workflow efficiency within ComfyUI. Users can easily organize and retrieve their generated images, which improves control over their creative process and ensures higher quality outputs through better resource management.

Credits/Acknowledgments

This tool is a fork of the original ComfyUI Image Saver by giriss, which has not been actively maintained. The current version is developed by alexopus and is available under open-source licensing, promoting community collaboration and further enhancements.

Inner Nodes

Any to String (Image Saver), Cfg Literal (Image Saver), Checkpoint Loader with Name (Image Saver), Civitai Hash Fetcher (Image Saver), Conditioning Concat Optional (Image Saver), Float Literal (Image Saver), Image Saver, Image Saver Metadata, Image Saver Simple, Input Parameters (Image Saver), Int Literal (Image Saver), Random Tag Picker (Image Saver), RandomShapeGenerator, Sampler Selector (Image Saver), Scheduler Selector (Eff.) (Image Saver), Scheduler Selector (Image Saver), Scheduler Selector (inspire) (Image Saver), Seed Generator (Image Saver), String Literal (Image Saver), UNet loader with Name (Image Saver), Width/Height Literal (Image Saver), Workflow Input Value (Image Saver)