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waifu2x-caffe vs waifu2x-ncnn-vulkan: catalog facts
waifu2x-caffe	waifu2x-ncnn-vulkan
Free Free and open source under the MIT license.	Free Free and open source under the MIT licence.
Windows, Command line	Windows, macOS, Linux, Command line
Runs image upscaling locally Both a GUI and a command-line tool	Runs on Intel, AMD, NVIDIA and Apple Silicon GPUs via Vulkan Processes images locally
Windows only Documentation is primarily in Japanese	Command-line interface only Needs a Vulkan-capable GPU
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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