Device Matrix

Quality score: 70/100 · Category: Engineering · Sub-category: testing

cloud:awscloud:firebase

Configure device matrix testing across real phones, tablets, and emulators. Sets up Firebase Test Lab, AWS Device Farm, or BrowserStack with smart device selection covering flagships to budget phones, test sharding for parallel execution, flaky test quarantine, and cross-device performance benchmarking. Use when you need to test on multiple devices, validate across screen sizes, catch device-specific bugs, or benchmark performance on low-end hardware.

What this skill does

Device Matrix is a production-ready Claude Code skill (quality score 70/100) in the testing sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/device-matrix/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when you need to test on multiple devices, validate across screen sizes, catch device-specific bugs, or benchmark performance on low-end hardware.

Who uses this skill

The Device Matrix skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/device-matrix
curl -L https://claudskills.com/skills/device-matrix/SKILL.md \
  -o ~/.claude/skills/device-matrix/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/device-matrix/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/device-matrix/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\device-matrix\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

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