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Webperf Interaction

Webperf Interaction is an agent skill (a SKILL.md file) from nucliweb/webperf-snippets. Intelligent interaction performance analysis with automated workflows for INP debugging, scroll jank investigation, and main thread blocking. It works with Claude Code, Cursor, Gemini CLI and OpenCode and has 1,454 GitHub stars across a repository of 2 listed skills.

github.com/nucliweb/webperf-snippets/skills/webperf-interaction (opens in a new tab)

Data as of from the GitHub API; description from the skill's SKILL.md. Report an error

Add this skill

Claude

This repository is a Claude Code plugin marketplace. In Claude Code:

/plugin marketplace add nucliweb/webperf-snippets
/plugin install webperf@webperf-snippets

In the Claude apps, zip the webperf-interaction folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

ChatGPT / Codex

Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:

git clone --depth 1 https://github.com/nucliweb/webperf-snippets.git
cp -r webperf-snippets/skills/webperf-interaction .agents/skills/webperf-interaction   # repo; ~/.agents/skills for all projects

Standalone skills also load in the ChatGPT desktop app.

Cursor

Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:

git clone --depth 1 https://github.com/nucliweb/webperf-snippets.git
cp -r webperf-snippets/skills/webperf-interaction .cursor/skills/webperf-interaction   # project; ~/.cursor/skills for all projects

Source (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)

What this skill does

Intelligent interaction performance analysis with automated workflows for INP debugging, scroll jank investigation, and main thread blocking. Includes decision trees that automatically run script attribution when long frames detected, break down input latency phases, and correlate layout shifts with interactions. Features workflows for complete interaction audit, third-party script impact analysis, and animation performance debugging.

When it triggers

  • Use when the user asks about slow interactions, janky scrolling, unresponsive pages, or INP optimization.

More skills in nucliweb/webperf-snippets

2 skills are listed from this repository.

FAQ

Webperf Interaction FAQ

Still curious? Email info@appsgit.com.

How do I install the Webperf Interaction skill?

In Claude Code, run /plugin marketplace add nucliweb/webperf-snippets and then /plugin install webperf@webperf-snippets. For Codex or Cursor, copy the webperf-interaction folder into .agents/skills/ or .cursor/skills/.

Is the Webperf Interaction skill free?

Yes. The repository is open source under the MIT license.

Is Webperf Interaction maintained?

The repository's most recent commit was on Oct 26, 2026. Its latest release is v2.1.0. appsgit only lists skills from repositories with a commit in the last six months.