usr-sse2-rdm ☆
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Description:
Set a Retina display to custom resolutions
Type: Cask  |  Latest Version: 2.5.0@0  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: System utilities
Tags: display resolution retina cli utility
Install: brew install --cask usr-sse2-rdm
About:
RDM is a command-line utility that unlocks hidden resolution options for Apple's Retina displays. It provides access to a wide range of scaled resolutions beyond the standard defaults, including non-Retina and HiDPI modes. This tool is invaluable for developers, designers, and users needing precise control over their display's pixel density and aspect ratio.
Key Features:
  • Enables non-standard and hidden resolutions
  • Provides a simple command-line interface
  • Supports both Retina and non-Retina modes
  • No system extension required
Use Cases:
  • Testing application UI at various screen densities
  • Connecting external displays with non-standard resolutions
  • Optimizing screen real estate for development workflows
Alternatives:
  • SwitchResX – Provides a GUI for resolution management, whereas RDM is a lightweight CLI tool.
Version History
Detected Version Rev Change Commit
Sep 15, 2025 1:18pm 2.5.0 0 VERSION_BUMP a998b100
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