# Install perceptualdiff with Homebrew, apt, dnf

Perceptual image comparison tool. Version 2.1 via Homebrew; verified from local package data. Also installable with debian: sudo apt install perceptualdiff.

## Install

```sh
sudo av install brew:perceptualdiff
```

Additional install commands:

### macOS

- Homebrew (100%):

```sh
brew install perceptualdiff
```

  Evidence: local Homebrew formula metadata

### Linux

- Debian apt (92%):

```sh
sudo apt install perceptualdiff
```

  Evidence: Debian stable package indexes: perceptualdiff from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz

- dnf (92%):

```sh
sudo dnf install PerceptualDiff
```

  Evidence: Fedora Rawhide package metadata: PerceptualDiff from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst

## Package facts

- **Package key:** brew:perceptualdiff
- **Package manager:** Homebrew
- **Version:** 2.1
- **Source summary:** Perceptual image comparison tool
- **Homepage:** <https://pdiff.sourceforge.net/>
- **Repository:** <https://github.com/myint/perceptualdiff>
- **Generated:** 2026-08-03T19:37:03+00:00

## Executables

- perceptualdiff (alias)

## Install behavior

- Bottle: not available

## Freshness

- Page generated: 2026-08-03
- Package-manager version: 2.1

## Security Notes

broad file, network, media, or database tool signal.

- **Geiger risk:** blue / medium
- broad file, network, media, or database tool signal

## Other Package-Manager Records

- Debian apt - perceptualdiff - 2.1-7: normalized package name match | Debian stable package indexes: perceptualdiff from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | perceptual image comparison tool | https://github.com/myint/perceptualdiff
- Ubuntu apt - perceptualdiff - 2.1-7: normalized package name match | Ubuntu 24.04 LTS package indexes: perceptualdiff from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | perceptual image comparison tool | https://github.com/myint/perceptualdiff
- dnf - PerceptualDiff - 2.1-17.fc45: normalized package name match | Fedora Rawhide package metadata: PerceptualDiff from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst | An image comparison utility | https://github.com/myint/perceptualdiff


## Combined YAML source

View the package source record on GitHub. [combined/perceptualdiff.yml](https://github.com/mxcl/pkgdb/blob/main/combined/perceptualdiff.yml)


## Sources

- pkg.so package database
- Geiger risk classifier
- pkgdb category and tag curation
- external package-manager database matches
- cross-ecosystem install command graph