Resources you need:

📂Files for "base" version :

Fill model : flux1-fill-dev-fp8.safetensors
in ComfyUI\models\diffusion_models

CLIP : t5xxl_fp8_e4m3fn.safetensors and clip_l.safetensors
in ComfyUI\models\clip

VAE : ae.safetensors
in ComfyUI\models\vae

📂Files for GGUF version :

Recommendation :
24 gb Vram: Q8_0
16 gb Vram: Q5_K_S
<12 gb Vram: Q4_K_S

Fill_GGUF_Model : flux1-fill-dev-QX_0.gguf
in ComfyUI\models\unet

GGUF_clip : t5-v1_1-xxl-encoder-QX_0.gguf
in ComfyUI\models\clip

Text encoder : ViT-L-14-TEXT-detail-improved-hiT-GmP-TE-only-HF.safetensors
in ComfyUI\models\clip

VAE : ae.safetensors
in ComfyUI\models\vae

ANY upscale model :

• Realistic : RealESRGAN_x4plus.pth

• Anime : RealESRGAN_x4plus_anime_6B.pth

in ComfyUI\models\upscale_models

📦Custom Nodes :

• ComfyUI-GGUF

• rgthree-comfy

• ComfyUI-KJNodes

• ComfyUI-mxToolkit

• ComfyUI Image Saver