Agent skill

Electron Devtools Testing

by ankitvgupta in ankitvgupta/exo

Test the Electron app interactively using Chrome DevTools Protocol.

Custom licenceAuto-check passedProductivity & Automation

Install Electron Devtools Testing

skills CLI
$ npx skills add ankitvgupta/exo --skill electron-devtools-testing -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install ankitvgupta/exo electron-devtools-testing --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/ankitvgupta/exo.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.claude/skills/electron-devtools-testing .claude/skills/electron-devtools-testing && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
electron-devtools-testing
GitHub stars
496
Token cost
~2.4k tokens
SKILL.md length
877 words
Files
1
Skills in repo
6
Repo updated
First seen
Licence
Custom licence

At a glance

Test the Electron app interactively using Chrome DevTools Protocol.

  • Works in 2 steps: chrome-devtools MCP must be configured —… → Pick a free debug port, then launch the…
  • The user asks to test
  • SKILL.md covers Prerequisites, How It Works, Workflow and Key UI Navigation, plus 3 more sections
  • Calls npm, npx and claude

What it does

Electron Devtools Testing is an agent skill from ankitvgupta/exo. Test the Electron app interactively using Chrome DevTools Protocol. Use when the user asks to test, verify, or interact with the running app via browser automation.

Its SKILL.md is about 2.4k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Productivity & Automation, covering Browser testing and Browser automation. It works with Chrome DevTools, Electron, Model Context Protocol and npm. The repository describes itself as: Claude Code for your Inbox.

When your agent uses it

  • The user asks to test
  • Interact with the running app via browser automation

Example prompts

  • “/electron-devtools-testing”

Requirements

  • Node.js

Workflow steps

2 steps, taken from the first numbered list in SKILL.md.

  1. chrome-devtools MCP must be configured — add it to your MCP config
  2. Pick a free debug port, then launch the app headless on it

What it can do on your machine

Read from SKILL.md and the folder at commit 04da760. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • npm
    • npx
    • claude

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md. Its commands use npm and npx, which can reach the network depending on how they are called.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Electron Devtools Testing loads about 2.4k tokens when it runs. Until then it costs about 48 tokens; SKILL.md has 877 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~48
When it runs · the whole SKILL.md, loaded when a task matches
~2.4k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

Its licence (Custom licence) doesn't allow us to republish the file, so here is its outline and opening line. It has 877 words (~2,389 tokens).

“Test the Exo Electron app interactively using Chrome DevTools Protocol (CDP) via the chrome-devtools MCP.”

— opening of SKILL.md by ankitvgupta, Custom licence
name
electron-devtools-testing

Read the full SKILL.md on GitHub

Files

Just SKILL.md in .claude/skills/electron-devtools-testing of ankitvgupta/exo.

Open the folder on GitHubat commit 04da760

Compare with similar skills

Electron Devtools Testing next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Electron Devtools Testing compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Electron Devtools Testing this skillankitvgupta/exo496—~2.4kAutomated safety check: PassCustom licence
Agent Browser Automationwithkynam/vibecode-pro-max-kit1.1k—~2.6kAutomated safety check: PassApache-2.0
Cdp Connectadobe/skills195—~847Automated safety check: PassApache-2.0
Agent Browser Electronmoeru-ai/airi50k—~3.1kAutomated safety check: PassMIT
Browseragutinbaigo28/financial-agent-api1281 repos~480Automated safety check: PassNone
Chrome Devtoolseinverne/dotfiles1211 repos~1.6kAutomated safety check: NotesApache-2.0

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Questions about Electron Devtools Testing

What does Electron Devtools Testing do?

Test the Electron app interactively using Chrome DevTools Protocol. Electron Devtools Testing is an agent skill from ankitvgupta/exo. Test the Electron app interactively using Chrome DevTools Protocol.

When should I use Electron Devtools Testing?

Electron Devtools Testing fits situations like: the user asks to test; interact with the running app via browser automation.

How do I install Electron Devtools Testing in Claude Code?

Run `npx skills add ankitvgupta/exo --skill electron-devtools-testing -a claude-code`. Or copy the skill folder (.claude/skills/electron-devtools-testing in ankitvgupta/exo) into .claude/skills/electron-devtools-testing in your project. Claude Code loads it when a task matches its description.

How do I install Electron Devtools Testing in Codex?

Run `npx skills add ankitvgupta/exo --skill electron-devtools-testing -a codex`. Or copy the skill folder (.claude/skills/electron-devtools-testing in ankitvgupta/exo) into .agents/skills/electron-devtools-testing in your project. Codex loads it when a task matches its description.

Can I use Electron Devtools Testing in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add ankitvgupta/exo --skill electron-devtools-testing -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/electron-devtools-testing, .gemini/skills/electron-devtools-testing, .github/skills/electron-devtools-testing and .opencode/skills/electron-devtools-testing in your project.

What does Electron Devtools Testing need to run?

Going by SKILL.md and its folder, Electron Devtools Testing needs the command-line tools its instructions call (npm, npx and claude). Our summary lists: Node.js.

Does Electron Devtools Testing access the network?

SKILL.md contains no URLs. Its commands use npm and npx, which can reach the network depending on how they are called. This is read from the text; nothing was executed.

Is Electron Devtools Testing safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Electron Devtools Testing use?

Electron Devtools Testing has a licence file (the repository's licence) that doesn't match a standard licence. Read it on GitHub before reusing the skill.

How many tokens does Electron Devtools Testing use?

About 2.4k tokens (SKILL.md is roughly 9.6k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Electron Devtools Testing?

Skills that share tags, products or a category with Electron Devtools Testing: Agent Browser Automation (withkynam/vibecode-pro-max-kit, 1.1k stars), Cdp Connect (adobe/skills, 195 stars), Agent Browser Electron (moeru-ai/airi, 50k stars) and Browser (agutinbaigo28/financial-agent-api, 128 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Electron Devtools Testing?

ankitvgupta (a GitHub user) maintains it in ankitvgupta/exo, which has 496 GitHub stars. The repository holds 6 skills in this directory. The repository was last updated on September 5, 2026.

Source: ankitvgupta/exo on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.