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Real-ESRGAN ncnn Vulkan vs waifu2x-caffe: catalog facts
Real-ESRGAN ncnn Vulkan	waifu2x-caffe
Free Free and open source under the MIT licence.	Free Free and open source under the MIT license.
Windows, Command line	Windows, Command line
Runs locally on Vulkan-capable GPUs No Python environment needed	Runs image upscaling locally Both a GUI and a command-line tool
Command line only Repository has seen little activity since 2024	Windows only Documentation is primarily in Japanese
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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