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wtf is vm2?

i5ting/vm2 — explained in plain English

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

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

TL;DR

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

Why would anyone build with this?

REASON 1

Run untrusted JavaScript code without risking the host system.

REASON 2

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

REASON 3

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

What's in the stack?

Node.js

How it stacks up

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 spin it up?

Difficulty · moderate Time to first run · 1h+

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

Yoink these 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

wtf 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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