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Browse reusable Agent Skills, each with a clear purpose and practical guidance.

firefox-desktop-frontend

You MUST use this skill when working with HTML, JS, CSS and other front-end code.

12.56k repo starsObserved in 4 repos
Development

gecko-web-standard-implementation

You MUST use this skill when working with C++, C, Rust code to implement or modify WebIDL interfaces and their native implementations.

12.56k repo starsObserved in 4 repos
Development

mozlint

You MUST use this skill when working with Firefox's linting infrastructure (mozlint), adding new linters, modifying existing linters, running linters, or dealing with linting issues.

12.56k repo starsObserved in 4 repos
Testing & Quality

profiler-analysis

Analyze Firefox performance profiles using the profiler-cli CLI tool. Trigger when given a profiler.firefox.com or share.firefox.dev link, a local profile path, or when the user wants to investigate an issue in a Firefox profile. Always use this skill instead of WebFetch for Firefox profiler URLs; WebFetch only retrieves the profiler UI's HTML shell and cannot access profile data, whereas profiler-cli downloads and parses the actual profile into a local daemon that supports structured queries over stacks, markers, threads, and samples.

12.56k repo starsObserved in 4 repos
Testing & Quality

G2 Translation Guidelines

Guidelines for translating G2 documentation, including terminology consistency, hyperlink adjustments, and file naming conventions for multilingual documentation. Use when need to translate documents.

12.56k repo starsObserved in 3 repos
Documents

find-reviewer

Find the right reviewer for a Firefox/Gecko change so the user does not have to. Use this primarily when committing changes, to fill in the `r=` part of the commit message automatically instead of leaving it blank or guessing. Also use it when the user asks directly who should review a patch or what reviewer group to use.

12.56k repo starsObserved in 2 repos
Development

G2 Unit Testing Skills

Guidelines and best practices for writing unit tests in the G2 visualization library, covering directory structure, testing patterns, and implementation guidelines. Use when need to generate test.

12.56k repo starsObserved in 1 repos
Testing & Quality

architecture-video

Generate or update the IronClaw architecture overview video using Remotion. Use when asked to update, regenerate, or modify the architecture video, add/remove scenes, or reflect codebase changes in the video.

12.52k repo starsObserved in 1 repos
Documents

ironclaw-reborn-architecture-review

Use when writing or reviewing a change in crates/ that adds a trait, a crate, a dependency edge, a re-export, or code in ironclaw_reborn_composition — or when deciding whether an abstraction, layer, or crate boundary is justified in the IronClaw Reborn stack.

12.52k repo starsObserved in 1 repos
Development

ironclaw-reborn-skill-maintainer

Use when creating or editing agent guidance in this repo — anything under .claude/ (skills, commands, rules), AGENTS.md or CLAUDE.md files, or the runtime skills/ directory — or when guidance is found citing files, branches, or checks that no longer exist.

12.52k repo starsObserved in 1 repos
Agent Building