tev

Install command: 
brew install --cask tev

Name: tev

High dynamic range (HDR) image viewer with accurate color management

https://github.com/Tom94/tev

Cask JSON API: /api/cask/tev.json

Cask code: tev.rb on GitHub

Current version: 2.7.0

Requirements: macOS >= 10.15

Versions:

Intel tahoe 2.7.0
sequoia 2.7.0
sonoma 2.7.0
ventura 2.7.0
monterey 2.7.0
big sur 2.7.0
catalina 2.7.0

Analytics:

Installs (30 days)
tev 20
Installs (90 days)
tev 64
Installs (365 days)
tev 303