Here are 11 workflows that contain the node Ref_Image_Preprocessing:

1.

Size: 4752 bytes

URL: https://github.com/ZHO-ZHO-ZHO/ComfyUI-PhotoMaker-ZHO/blob/4fb78a66f3f75f875569315afa7bcdd7b69f2985/PhotoMaker%20Workflows/PhotoMaker_fromhub%E3%80%90Zho%E3%80%91.json

2.

Size: 4761 bytes

URL: https://github.com/ZHO-ZHO-ZHO/ComfyUI-PhotoMaker-ZHO/blob/4fb78a66f3f75f875569315afa7bcdd7b69f2985/PhotoMaker%20Workflows/PhotoMaker_locally%E3%80%90Zho%E3%80%91.json

3.

Size: 5902 bytes

URL: https://github.com/ZHO-ZHO-ZHO/ComfyUI-PhotoMaker-ZHO/blob/4fb78a66f3f75f875569315afa7bcdd7b69f2985/PhotoMaker%20Workflows/V2.5%20PhotoMaker_locally%E3%80%90Zho%E3%80%91.json

4.

Size: 5956 bytes

URL: https://github.com/ZHO-ZHO-ZHO/ComfyUI-PhotoMaker-ZHO/blob/4fb78a66f3f75f875569315afa7bcdd7b69f2985/PhotoMaker%20Workflows/V2.5%20PhotoMaker_fromhub%E3%80%90Zho%E3%80%91.json

5.

Size: 6755 bytes

URL: https://github.com/ZHO-ZHO-ZHO/ComfyUI-PhotoMaker-ZHO/blob/4fb78a66f3f75f875569315afa7bcdd7b69f2985/PhotoMaker%20Workflows/PhotoMaker_lora_batch%E3%80%90Zho%E3%80%91.json

6.

Size: 8382 bytes

URL: https://github.com/YuanWind/personal_portrait_maker/blob/1e2a52aa42dff76da7111a24694644bd279407ea/workflow.json

7.

Size: 12993 bytes

URL: https://github.com/LC1332/Suzumiya-Diffusion-Learning/blob/1e454ae155ae45b1541a734e21daa709559e18c0/workflow/workflow_img2img_sdxl_v2.json

8.

Size: 12993 bytes

URL: https://github.com/hhhwmws0117/Comfy_Preprocess_Haruhi/blob/68f21fcf2f77b2758edae05b8ae17b9f3e1cf09d/WORKFLOWS/workflow_img2img_sdxl_v2.json

9.

Size: 13372 bytes

URL: https://github.com/panachainy/ai-note-101/blob/1d1f41a1d1319c102ed61a95876d7d173545b7cb/api/feat/comfy_client/workflows/V2.5%20PhotoMaker_locally.json

10.

Size: 13610 bytes

URL: https://github.com/ZHO-ZHO-ZHO/ComfyUI-PhotoMaker-ZHO/blob/4fb78a66f3f75f875569315afa7bcdd7b69f2985/PhotoMaker%20Workflows/Disney-Character_PhotoMaker%2BDragNUWA%E3%80%90Zho%E3%80%91.json

11.

Size: 15519 bytes

URL: https://github.com/ZHO-ZHO-ZHO/ComfyUI-PhotoMaker-ZHO/blob/4fb78a66f3f75f875569315afa7bcdd7b69f2985/PhotoMaker%20Workflows/PhotoMaker_lora_portrait_styler%E3%80%90Zho%E3%80%91.json