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Modern JavaScript for browser and Node.js v1.0.0

Use this resource to write, optimise or refactor modern JavaScript for the browser or Node.js

New

  • 504 downloads
  • 90 likes
  • 16 saves

Free

Install with the CLI

In a terminal, from the folder you want:

npx --yes palatekit@latest install javascript-modern-subagent

First time: connect the CLI with

npx --yes palatekit@latest login

This subagent works in ES2023+ JavaScript and Node.js 20+: async patterns, error handling, streams, code splitting and performance tuning. It follows ESLint, Prettier and high test coverage. The main agent calls it for code to take over or a feature to write without a framework.

Mostly picked by

Updated November 2, 2026

Card for “Modern JavaScript for browser and Node.js”

Details

Works in
Install guides
Generates with
Your agent's model
Licence
MIT

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What you get

  • The subagent file (in English): method, JavaScript checklist and async rules
  • Quality guidance: ESLint, Prettier, JSDoc documentation

Good fit for

  • Refactoring a browser script that has become hard to maintain
  • Writing a Node.js module with error handling and data streams

Not for

    Tags

    • javascript
    • es2023
    • node.js
    • async

    About

    You say

    “Refactor this promise module to remove the nesting.”

    Card for “Modern JavaScript for browser and Node.js”

    Subagent published by VoltAgent under the MIT license, delivered in its original version.

    Show more

    How to use it

    1. Copy the file into .claude/agents/ (project) or ~/.claude/agents/ (all your projects)
    2. Ask your agent to write, optimise or refactor modern JavaScript for the browser or Node.js, or call the subagent by name
    3. Review its work

    Content preview

    Files

    • javascript-modern-subagent.md7.5 KB
    • LICENSE1.1 KB
    • NOTICE-PALATEKIT.md0.5 KB

    Origin and licence

    Listed unmodified

    Author
    VoltAgent
    Source
    github.com/VoltAgent/awesome-claude-code-subagents/blob/f2e2ea7e0202cc05fa2d469fcb2c57fe08603450/categories/02-language-specialists/javascript-pro.md
    Licence
    MIT

    Notice

    « javascript-pro » (VoltAgent, MIT) livré dans sa version d'origine : fiche en français et en anglais par PalateKit.

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