Discover Upscayl, a free open-source AI image upscaler that boosts resolution and preserves detail on Linux, MacOS, and Windows.

Upscayl is a free, open-source AI image upscaler that increases image resolution and adds detail to your photos. It runs on Linux, MacOS, and Windows, and because it’s open-source, anyone can contribute to its development. It’s a practical option for photographers, designers, and anyone who wants sharper digital images without paying for upscaling software.
Upscayl was founded by Anirudh Thakur, who developed it as a free and efficient way to improve photos. He welcomes collaboration from other developers and artists, keeping the project community-driven.
Upscayl’s core purpose is upscaling images with AI while preserving detail and color. Key capabilities include:
Upscayl suits a wide range of users:
Upscayl combines three things that are rare to find together: it’s completely free, it’s open-source (which encourages community input and new ideas), and it works across all major desktop platforms. If you need to upscale images — whether one at a time or in batches — without a subscription, it’s a solid choice.
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