Image, GIF and Video enlarger/upscaler achieved with waifu2x-ncnn-vulkan, waifu2x-converter and Anime4K.

Based on Waifu2x-ncnn-vulkan and Waifu2x-converter .

Thanks to waifu2x-ncnn-vulkan, Waifu2x-Extension-GUI could use any kind of gpu that support Vulkan, even Intel GPU.

If your gpu doesn't support vulkan, you can use Waifu2x-converter, which is also intergrated into the Waifu2x-Extension-GUI.




Already been tested on AMD RX 550, NVIDIA GeForce GTX 1070 and Intel UHD 620.


  • Easy to use graphical user interface
  • Support batch processing of still pictures, gifs and videos
  • Supports anime style and 3D realistic style images (that is, supports all image styles)
  • Integrated multiple engines, strong hardware compatibility, support for computing with NVIDIA, Intel, AMD
  • Unlimited scale ratio
  • Custom output resolution (support pictures & GIF & video)
  • Flexible multi-thread management
  • Support to save enlarged and noise-reduced pictures as .jpg and automatically perform lossless compression
  • Automatically optimize the volume of the processed gif
  • Compatibility test
  • Multi-language (supports English, Simplified Chinese)
  • Support to store personalization settings and apply them automatically at startup
  • Continually updated
  • And more


Image : https://github.com/AaronFeng753/Waifu2x-Extension-GUI/tree/master/Samples/image

Video : https://github.com/AaronFeng753/Waifu2x-Extension-GUI/tree/master/Samples/video

GIF : https://github.com/AaronFeng753/Waifu2x-Extension-GUI/tree/master/Samples/gif

Original 2D Anime Imgae 480x300 (.jpg 93.2 KB):

Original Imgae

After 8x magnification, level 3 denoise and compress 3840x2400 (.jpg 525 KB):

Scaled Imgae



Original 3D Real-life Imgae 800x535 (.jpg 81.4 KB):

Original Imgae

After 4x magnification, level 2 denoise and compress 3200x2140 (.jpg 881 KB):

Scaled Imgae

Original GIF 500 x 372 (493 KB):

Original GIF

After 2x magnification, level 2 denoise and gif optimize 1000 x 744 (3.77 MB):

Original GIF

Github doesn't support play video online, pls check link below:

Video : https://github.com/AaronFeng753/Waifu2x-Extension-GUI/tree/master/Samples/video

How to fix compatibility issue :

waifu2x-ncnn-vulkan: Re-install gpu driver or update it to the latest.

waifu2x-converter: Buy a new computer.

Anime4k: Install the latest JDK and JRE

Integrated component(In releases):

  • waifu2x-ncnn-vulkan version 20200223

  • Anime4K Java v0.9 Beta

  • ffmpeg version 4.2.2

  • gifsicle version 1.92

  • Waifu2x-converter version: v5.3.3

  • ImageMagick 7.0.9-22-Q16-x64