Use this skill to draft, write, or format a Changelist (CL) description or commit message strictly following Chromium's guidelines. Trigger this whenever the user needs help documenting their code changes for review, even if they don't explicitly mention "Chromium" or "CL". Do not use this skill for formatting code, explaining logic, or performing general code reviews.
EnglishManage Chromium histograms and enums metadata. Use this skill when adding code that logs a histogram or when updating metadata in histograms.xml or enums.xml.
EnglishRunning and analyzing LoadLine 1 and 2 benchmarks on Android using Crossbench. Use when you need to measure page loading performance, evaluate performance-related changes in Chrome, or collect Perfetto traces with realistic Chrome workload.
English
AGENT SKILLS ATLASIncludes Cl Description, Histograms, Loadline Benchmark, and other workflows.
Claude Code
Codex
Cursor
GitHub Copilot
Gemini CLISupported by the Atlas install prompt. Skill-specific requirements vary.
Pack stats
What’s included
Cl Description
Use this skill to draft, write, or format a Changelist (CL) description or commit message strictly following Chromium's guidelines. Trigger this whenever the user needs help documenting their code changes for review, even if they don't explicitly mention "Chromium" or "CL". Do not use this skill for formatting code, explaining logic, or performing general code reviews.
Histograms
Manage Chromium histograms and enums metadata. Use this skill when adding code that logs a histogram or when updating metadata in histograms.xml or enums.xml.
Loadline Benchmark
Running and analyzing LoadLine 1 and 2 benchmarks on Android using Crossbench. Use when you need to measure page loading performance, evaluate performance-related changes in Chrome, or collect Perfetto traces with realistic Chrome workload.
Nullaway
Guide for resolving NullAway static analysis errors. Best practices for: - Passing ObservableSupplier/Supplier - Dereferencing potentially @Nullable values - Adding @NullMarked to Java code
Quick start
- Choose your skills. Select individual skills above, or choose the entire pack.
- Copy the install prompt. Use Copy install prompt above the list.
- Send it to your agent. Paste into your coding agent’s chat. Your agent reviews the source and guides the setup.
Try it with your agent
After installation, start with a request like:
Use the Cl Description skill to help with my task.
Ask me for the context you need before getting started.Requirements & license
- A coding agent that can access your project files and install skills.
- Your agent checks each skill’s instructions, dependencies, and permissions during setup.
- Reported license for the skills shown: BSD-3-Clause. The author’s terms apply.