Image
Upscayl
🆙 Upscayl - #1 Free and Open Source AI Image Upscaler for Linux, MacOS and Windows
★ 50.1k starsAGPL-3.0
View guide →Free local upscaler — 8K photos and 4K video with Real-ESRGAN, no cloud
nextgenUp is an open-source image project by riponcm (riponcm/nextgenUp on GitHub). It has 65 GitHub stars and 7 forks, is released under the MIT license, and was last updated on GitHub on 9 September 2026.
Get the desktop build for your OS.
Drop in images or clips to upscale.
Pick up to 8K for photos, 4K for video.
Render with no watermark, no subscription.
Real-ESRGAN super-resolution for images.
AI video toolkit for clips.
GFPGAN fixes soft or damaged faces.
No cloud, no uploads, no watermark.
Tuned models for anime artwork.
macOS, Windows and Linux.
Download the source and move into the project folder.
git clone https://github.com/riponcm/nextgenUp.git
cd nextgenUpEvery project documents its own setup; start with install requirements.
cat README.md | head -60Follow the project's launch command — Docker, pip, npm, or a binary release.
# see README for the exact launch commandIt is an open-source project at riponcm/nextgenUp with 162 forks. Check the repo's contributors and recent commits to see how active maintenance is.
MIT licensed — commercial use allowed with attribution.
It aims to be — same Real-ESRGAN/GFPGAN tech, free and local.
A GPU helps a lot for video; photos can run on CPU more slowly.
No — it is free with no watermarks or subscriptions.
🆙 Upscayl - #1 Free and Open Source AI Image Upscaler for Linux, MacOS and Windows
[NeurIPS 2022] Towards Robust Blind Face Restoration with Codebook Lookup Transformer
[CAAI AIR'24] Bilateral Reference for High-Resolution Dichotomous Image Segmentation
Real-ESRGAN image and video upscaler app with GPU acceleration
Real-ESRGAN — practical blind super-resolution for real-world photos and video: restores and upscales degraded images with models trained on pure synthetic data, BSD-3-Clause
Production-ready AI headshot SaaS — LinkedIn photos with billing built in
The most-starred other Image projects in the LibreAI catalogue — the realistic shortlist if nextgenUp is not the right fit.
Stable Diffusion web UI
The node-graph powerhouse for precise, professional AI image and video generation.
High performance self-hosted photo and video management solution
Focus on prompting and generating
🆙 Upscayl - #1 Free and Open Source AI Image Upscaler for Linux, MacOS and Windows
Free and open — grab the source, star the repo, and start creating.