Comfy-Org has republished Stable Diffusion 1.5 in a public SD 1.5 mirror on Hugging Face. The repository provides single-file safetensors checkpoints that load directly in ComfyUI, has recorded more than 1.5 million downloads, and lists the CreativeML OpenRAIL-M license.

RunwayML released Stable Diffusion 1.5 in 2022 and later removed its original repository, breaking a common source for the model’s weights. Comfy-Org created the mirror to preserve access for legacy workflows, research reproduction, and tools built around the SD 1.5 architecture. Weight provenance matters because conversions and fine-tunes can change generated results even when filenames look similar.

A Small Archive With Three Choices

The repository contains two versions of the base checkpoint and one community fine-tune: