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SPECIFICTION
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PNG-Upscale

github.com

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Spec score 7.1 #91 of 99 in Image Upscaling Software

Spec sheet

Purpose
PNG Upscale is a small tool that uses pretrained models to upscale images.Read 12 Oct 2026 · github.com
License
The repository identifies its license as MIT.Read 12 Oct 2026 · github.com
Desktop app
YesRead 22 Sep 2026 · github.com
Download
The project README links downloads from its Releases page, Google Drive, and MediaFire.Read 12 Oct 2026 · github.com
Downloads
The project links downloads from its Releases page, Google Drive, and MediaFire.Read 12 Oct 2026 · github.com
Image guidance
The README recommends PNG images for best results.Read 12 Oct 2026 · github.com
Image workflow
To upscale an image, choose a mode, load a picture, and press Start.Read 12 Oct 2026 · github.com
Input formats
PNGRead 22 Sep 2026 · github.com
Large images
The README cautions that resizing very large pictures can take considerable time and resources.Read 12 Oct 2026 · github.com
Linux support
A Linux 64-bit JAR download is listed.Read 12 Oct 2026 · github.com
macOS support
A macOS 64-bit JAR download is listed.Read 12 Oct 2026 · github.com
Maximum scale
8xRead 22 Sep 2026 · github.com
Model files
The README says the Models folder must be in the same directory as the JAR or EXE for the models to work.Read 12 Oct 2026 · github.com
Model tradeoffs
The README describes EDSR as the best quality and slowest option, while ESPCN and FSRCNN are fast options.Read 12 Oct 2026 · github.com
Models
The program includes four trained models: EDSR, ESPCN, FSRCNN, and LapSRN.Read 12 Oct 2026 · github.com
Output
The Save button lets users choose an output folder and filename before processing.Read 12 Oct 2026 · github.com
Platform downloads
The README lists a Windows 64-bit EXE or JAR, a Linux 64-bit JAR, and a macOS 64-bit JAR.Read 12 Oct 2026 · github.com
Scaling
The listed trained models support x2, x3, or x4 scaling, and LapSRN also supports x8.Read 12 Oct 2026 · github.com
Scaling factors
The README lists x2, x3, and x4 models for EDSR and ESPCN, and x2, x4, and x8 models for LapSRN.Read 12 Oct 2026 · github.com
Theme
Users can switch between dark and light themes by double-clicking the text box.Read 12 Oct 2026 · github.com
Upscaling method
bothRead 22 Sep 2026 · github.com
Windows support
Windows 64-bit downloads include an executable and a JAR option.Read 12 Oct 2026 · github.com
Workflow
To upscale an image, users choose a mode, load a picture, and press start; they can choose an output folder and filename before processing.Read 12 Oct 2026 · github.com

Where Specifiction places it

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