Upscayl

by Upscayl

Upscale and enhance your images in a few clicks, without leaving your computer.

50.5 k stars GitHub AGPL-3.0 FreeOpen sourceLocal

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What it does

Simple desktop app: drop an image, pick the scale, done
Batch processing for whole folders
Built on Real-ESRGAN, 100% local and free

Install it

Requirements: None: ready-made installer (Flatpak, Snap, AppImage, DMG, EXE).

Download the latest release

https://github.com/upscayl/upscayl/releases/latest

Or on macOS with Homebrew

brew install --cask upscayl

The prompt for your agent

Paste it into your coding agent: it checks the requirements and installs it for you.

Claude CodeCodexCursorGemini CLIopencode

Prompt

Install Upscayl (https://upscayl.org) on my machine.
1. Check the requirements: None: ready-made installer (Flatpak, Snap, AppImage, DMG, EXE). If anything is missing, tell me before installing anything.
2. Follow the official method:
- see https://github.com/upscayl/upscayl/releases/latest
- Or on macOS with Homebrew: brew install --cask upscayl
3. Check that it works, then explain how to launch it and where to start.

Always review what your agent is about to run, especially install commands.