ComfyUI

100% Free

#18 in AI Video Tools Last verified: June 12, 2026

ComfyUI is a highly advanced, node-based graphical user interface (GUI) designed to run Stable Diffusion and open video models (like Wan, Hunyuan, LTX, and CogVideo) locally. It offers infinite control over workflows, and has no recurring costs as it runs entirely on your own GPU.

Best for: Advanced power users who want local control and custom pipelines

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How to use ComfyUI

Download and install

Clone the GitHub repository or download the standalone desktop package for Windows.

Download model weights

Download video model files (e.g. Wan 2.2) and place them in the models/checkpoints folder.

Load a workflow

Drag and drop an image containing a ComfyUI workflow JSON into the browser workspace.

Execute queue

Click "Queue Prompt" to generate the video frames locally using your GPU.

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Features

Node-based editor
Local generation
Runs Wan / Hunyuan Video
Custom workflow sharing
Zero cost usage

Pricing

100% Free

This tool is completely free to use with no hidden costs.

Platform & Requirements

🖥️ Software (Desktop/GPU)

System Requirements:

Local machine with a powerful dedicated GPU (NVIDIA RTX 3060/4060+ with 8GB+ VRAM recommended)

How to Use for Free

100% free and open source forever. Runs locally offline on your graphics hardware with zero subscription fees or limits.

App Downloads

🖥️ Download Desktop App

Pros

100% free and open source
Infinite customization of AI generation pipelines
Runs completely locally (offline)

Cons

Requires powerful GPU (RTX 3060+ recommended)
Steep learning curve
Manual model file management

Quick link

github.com/comfyanonymous/ComfyUI

Verified & Reviewed

Last checked

June 12, 2026

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