OpenPixels

Spec sheet

What it does

OpenPixels enhances photos in the browser by enlarging, sharpening, denoising, colourising, restoring faces and removing backgrounds.Read 11 Oct 2026 · openpixels.app

Free plan

YesRead 22 Sep 2026 · openpixels.app

Privacy

Photos are processed and saved in the user's browser, and the site says they are never uploaded.Read 11 Oct 2026 · openpixels.app

Support

The site directs users to email [email protected] for help or problem reports.Read 11 Oct 2026 · openpixels.app

Batch processing

It can process multiple photos without a stated limit and export results as a ZIP with measurements in a CSV.Read 11 Oct 2026 · openpixels.app

Browser support

OpenPixels is available as a web app and as browser extensions for Chrome and Firefox.Read 11 Oct 2026 · openpixels.app

File formats

It accepts still images the browser can decode, including JPEG, PNG and WebP; transparent results are saved as PNG.Read 11 Oct 2026 · openpixels.app

Input formats

JPEG, PNG, WebPRead 22 Sep 2026 · openpixels.app

Maximum scale

8xRead 22 Sep 2026 · openpixels.app

Model downloads

Models download on first use with a progress bar; the face restorer is 340 MB and the colouriser is 228 MB.Read 11 Oct 2026 · openpixels.app

Not supported

OpenPixels has no API and does not provide AI portrait generation.Read 11 Oct 2026 · openpixels.app

Notable limit

Very large results can exceed what a browser tab can hold, and the app says it will cap the size in that case.Read 11 Oct 2026 · openpixels.app

Offline use

After the first visit, the app and downloaded models are cached and can work without a network connection.Read 11 Oct 2026 · openpixels.app

Open source

The project is available under MIT or Apache-2.0, and the site says model build steps and SHA-256 checksums are published.Read 11 Oct 2026 · openpixels.app

Quality measurements

It reports sharpness, noise and comparisons against the original to indicate whether enlarged detail remains faithful.Read 11 Oct 2026 · openpixels.app

Upscaling

It offers 2×, 4× and 8× enlargement, or cleanup without changing the original size.Read 11 Oct 2026 · openpixels.app

Upscaling method

aiRead 22 Sep 2026 · openpixels.app

Plans and prices

Every OpenPixels plan and price →

Where Specifiction places it

• Image Upscaling Software#46 of 998.0