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What is vm2?

i5ting/vm2 — explained in plain English

Analysis updated 2026-07-17 · repo last pushed 2022-09-21

★ 1Audience · developerComplexity · 3/5DormantSetup · moderate

In one sentence

An apparent Node.js sandboxing tool for running untrusted JavaScript in isolation, though the README is empty so details are unconfirmed.

Mindmap

mindmap
  root((repo))
    What it does
      Sandboxes JS code
      Isolates untrusted code
      Possible v2 of a tool
    Tech stack
      Node.js
    Use cases
      Run untrusted code
      Isolate plugins
    Audience
      Developers
      General

Code map

Detail Auto

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filefunction / class

What do people build with it?

USE CASE 1

Run untrusted JavaScript code without risking the host system.

USE CASE 2

Sandbox plugin or user-submitted code in a Node.js app.

USE CASE 3

Investigate the source directly since the README doesn't explain usage.

What is it built with?

Node.js

How does it compare?

i5ting/vm20xkinno/neuralvault0xmayurrr/ai-contractauditor
Stars111
Language—TypeScriptTypeScript
Last pushed2022-09-21——
MaintenanceDormant——
Setup difficultymoderatehardeasy
Complexity3/54/52/5
Audiencedeveloperdeveloperdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · moderate Time to first run · 1h+

README is empty, usage and setup steps are unknown without reading the source.

Copy-paste prompts

Prompt 1
The README for vm2 is empty, help me figure out what this repo does by reading its source code.
Prompt 2
Explain how a JavaScript sandbox tool like vm2 might isolate untrusted code.
Prompt 3
Show me how I'd use vm2 to safely run user-submitted scripts in a Node.js app.
Prompt 4
What questions should I ask the maintainer to understand this project's purpose?

Frequently asked questions

What is vm2?

An apparent Node.js sandboxing tool for running untrusted JavaScript in isolation, though the README is empty so details are unconfirmed.

Is vm2 actively maintained?

Dormant — no commits in 2+ years (last push 2022-09-21).

How hard is vm2 to set up?

Setup difficulty is rated moderate, with roughly 1h+ to a first successful run.

Who is vm2 for?

Mainly developer.

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Verify against the repo before relying on details.

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