link-comfy-nodes

A collection of custom nodes for ComfyUI covering video editing, image processing, color grading, and workflow utilities.

Nodes

Video & Animation

• Average Mask Region Size — average the white mask bounding-box size across frames
• Video Mask Editor — interactive mask painting over video frames with preview caching
• VACE Sampler — masked WAN/VACE frame repair with internal VACE conditioning
• Stabilizer Trim — trim stabilized video edges
• Replace Alpha — replace or inject alpha channels
• Trim Conditioning — trim VACE conditioning to match frame counts

WAN Video Model

• WAN Frame Calculator — compute frame counts for WAN's n×4+1 pattern
• WAN Frames to Add & Cut — calculate padding needed for target durations
• Native WAN Pose Strength — adjust pose control strength

Image Processing

• Rotate Image — batch rotation with configurable background fill
• Pose Image Setup — expand/offset images around a region
• Crop to Content — auto-crop to non-transparent content
• Auto Cropper — content-aware cropping with multiple detection methods (bbox, contour, alpha, anime segmentation)
• Resize Image and Mask by Side — resize by longest/shortest side
• Add Image to Batch — insert an image at a specific batch index
• Pixelate — pixelate via color quantization, with optional dithering, hex palette remapping, and alpha-aware masking for transparent PNGs
• Sprite Scale Calculator — convert intended real-world sprite size into pixel dimensions
• Remove Background — bulk background removal via bgeraser.com
• Spritesheet Builder — combine frames into a spritesheet with target aspect ratio
• Convert to Pixel Art — pixelation effect with color quantization

Color

• Convert Color Format — parse hex/24-bit colors
• Find Furthest Color — find a color maximally distant from image pixels
• Match Color Palette — Reinhard Lab color grading between images

Preview & Output

• Fast Image Preview — thumbnail + full-res WebP previews
• Preview Image (Alpha) — preview RGBA images with transparency
• Spritesheet Preview — animated spritesheet preview
• Preview (webm) — encode and preview video as WebM
• Image Compare — interactive before/after slider comparing two images

Save

• Batch Image Save — sequential image saving with auto-numbering
• Save to ZIP — save image/mask sequences into a ZIP archive
• Save Folder as ZIP — zip an existing output folder

Text

• Concat — template-based string concatenation (%1, %2, etc.)
• Preview as Markdown — render a string as markdown on the node
• String to List — split a delimited string into a typed list
• Dropdown Select — editable dropdown; set the option list and output the selected value as a string, plus its index

Installation

Clone into your ComfyUI custom_nodes directory:

cd ComfyUI/custom_nodes
git clone https://github.com/linkoid/link-comfy-nodes.git
pip install -r link-comfy-nodes/requirements.txt

Restart ComfyUI. Nodes will appear under their respective categories.