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nekzuk Software – AI Image & Video Tools for Windows

Let AI handle the tedious image and video work.

Tools that streamline your image and video workflow — automatic mosaic, AI retouching, metadata management, and more.

Browse Products Not sure which tool to choose? View the use-case guide

What's New

AutoMosaic R18

AutoMosaic (R18)

Batch auto mosaic tool for images

Automatically detects sensitive regions and applies mosaic/blur/fill to many images in batch. Images stay on your PC with no uploads. Internet is used for update checks. GPU-accelerated (~1 second per image).

  • AI auto detection
  • Fast GPU acceleration
  • Mosaic / blur / fill / black bar
  • CLI support
  • In-app updates
  • Trial available
  • EN · JP · ZH · KR
AutoMosaic (General)

AutoMosaic (General)

Batch auto mosaic tool for images

Automatically detects people, faces/eyes, text, license plates, and comic elements, then applies mosaic/blur/fill in batch. Images stay on your PC with no uploads. Internet is used for update checks. GPU-accelerated (~1 second per image).

  • AI auto detection
  • Fast GPU acceleration
  • Mosaic / blur / fill
  • CLI support
  • In-app updates
  • Trial available
  • EN · JP · ZH · KR
AutoMosaic Video (R18)

AutoMosaic Video (R18)

Batch auto mosaic tool for videos

Automatically detects and tracks sensitive regions in videos, then applies mosaic/blur/fill in batch. Video is processed locally with fast GPU acceleration.

  • AI auto detection & tracking
  • Video / GIF / WebP
  • Fine-tuning & manual editing
  • CLI support
  • In-app updates
  • Trial available
  • EN · JP · ZH · KR
AutoMosaic Video (General)

AutoMosaic Video (General)

Batch auto mosaic tool for videos

Automatically detects and tracks people, faces/eyes, text, and license plates in videos, then applies mosaic/blur/fill in batch. Video is processed locally with fast GPU acceleration.

  • AI auto detection & tracking
  • Video / GIF / WebP
  • Fine-tuning & manual editing
  • CLI support
  • In-app updates
  • Trial available
  • EN · JP · ZH · KR
AI Paint Cleaner

AI Paint Cleaner

AutoMosaic companion editor

An all-in-one editor for AutoMosaic cleanup and AI image finishing. It supports inpainting, cloud AI editing, AI correction, background removal, format conversion, upscaling, and tag/caption generation.

  • AutoMosaic cleanup
  • Inpainting & cloud AI
  • AI correction / BG removal
  • CLI support
  • In-app updates
  • Trial available
  • EN · JP · ZH · KR
NAI Smart Studio

NAI Smart Studio

NovelAI image generation enhancement tool

A Windows app that brings NovelAI image generation and workflow tools together. It supports Image-to-Image, inpainting, Director Tools, batch generation, tag generation (Tagger), and prompt search and management.

  • Batch generation & wildcards
  • Prompt search & history
  • Tags & presets
  • CLI support
  • In-app updates
  • Trial available
  • EN · JP · ZH · KR
AI Meta Cleaner

AI Meta Cleaner

Metadata cleaner for AI-generated images

Bulk-remove metadata and embedded AI generation info from images. Automatically detects and removes Stable Diffusion / NovelAI metadata.

  • AI metadata removal
  • EXIF / XMP removal
  • 5 major formats
  • CLI support
  • In-app updates
  • Free to use
  • EN · JP
Frame Craft

Frame Craft

Video frame extractor & animation converter

Extract frames from video files by frame index or time interval, and convert to GIF/WEBP animations.

  • Precise extraction
  • GIF / WebP conversion
  • Auto duplicate / black-bar cleanup
  • CLI support
  • In-app updates
  • Trial available
  • EN · JP
Meta Converter

Meta Converter

Image converter that preserves metadata

Batch-convert images to PNG/JPEG/WEBP while preserving metadata where possible. Useful for organizing and optimizing AI-generated images.

  • Convert while preserving metadata
  • Quality / size tuning
  • Eagle library support
  • CLI support
  • In-app updates
  • Trial available
  • EN · JP

Suggested workflow

AutoMosaic

Automatic image mosaic

AI Paint Cleaner

AI Paint Cleaner

Fine adjustments / editing
*Includes AI correction, tags, and CLI processing