ComfyUI Extension: ComfyUI-geltz

Image Processing

| Name | Description | | :--- | :--- | | Apply LUT | Apply color lookup tables (.cube files) to images. | | Chromatic Aberration | Shift RGB channels to create lens distortion effects. | | Color Border | Add a border to an image with adjustable width and color. | | Color Palette Extractor | Analyze dominant colors and export a palette. | | Diffusion Denoiser | Remove noise via bilateral filter; supports batch folder input. | | FidelityFX Upscaler | Sharp upscaling method, ideal for second-pass upscaling. | | Kuwahara Filter | Edge-aware smoothing for noise reduction and stylization. | | L₀ Smoothing | Smooth textures while maintaining sharp edges. | | Local Laplacian | Enhance contrast and details without introducing halos. | | Palette Filter | Transfer color grading from a reference image using optimal transport. | | Pixel Sorting Filter | Sort image pixels horizontally or vertically. | | Temperature Adjust | Modify white balance while preserving saturation. | | UNet Heatmap | Generate a heatmap visualization of a denoised UNet latent. | | Voronoi Tessellation | Create Voronoi segments from an image with adjustable sizing. |

Latent & Prompt

| Name | Description | | :--- | :--- | | Danbooru Tags Transformer | Implementation of DART for generating Danbooru tags. | | Dynamic Random Tokens | Global patch that enables nested random tokens e.g. {{red|green|blue}hair}. | | Prompt Shuffler | Randomize the order of comma-separated tokens using a seed. | | Reflection Padding | Add reflection padding to Conv2D layers (requires EQ-VAE models). | | Simple Inpaint | Auto-resize masks and latent dimensions for inpainting tasks. | | Structured Latent | Create seeded empty latents using various noise methods. | | Token Sculptor | Fine-tune tokens via top-k neighbors (based on Vector Sculptor). |

Sampling & Guidance

| Name | Description | | :--- | :--- | | Perturbed Attention Delta | Alters values during forward pass for enhanced diffusion. (based on PAG). | | Quantile Match Scaling | FFT quantile filters to prevent over-guidance. | | SADA Acceleration | Skip stable steps to speed up generation. Paper. | | Semantic Noise Sampler | Analyze model semantics to find optimal sampling noise (requires extra pass). | | Token Shuffler | Timestep-aware cross-attention shuffling to improve UNet diffusion. |

Model

| Name | Description | | :--- | :--- | | LoRA Extract | Extract the difference between the models as a LoRA. | | Load LoRA (SDXL Blocks) | Apply SDXL LoRAs with specific per-block control. |

Metadata

| Name | Description | | :--- | :--- | | Kohya LoRA Config | Convert LoRA headers to JSON for Kohya training. | | Load Image (Metadata) | Load images including their generation context and masks. | | Token Visualizer | Render spiked waves to visualize token weighting. |

Schedulers

| Name | Description | | :--- | :--- | | Cosine | Steady denoising using cosine-eased timestep space. |