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CLI Open source 199 installs/mo

vnu for Mac

Nu Markup Checker: command-line and server HTML validator

Quick answer: vnu is a command-line tool for macOS. Install it with brew install vnu. It is distributed under the MIT licence. It has 199 Homebrew installs in the last 30 days.

What vnu is

vnu is a command-line tool for macOS: nu Markup Checker: command-line and server HTML validator.

It is distributed as a Homebrew formula, which builds or pours a binary and puts it on your PATH. It is distributed under the MIT licence.

How to install vnu

  1. Open Terminal (press ⌘ + Space and type “Terminal”).
  2. If Homebrew is not installed yet, run the installer below once.
  3. Run brew install vnu.

Homebrew installer, if you need it:

Prefer a graphical installer? Download it from the official site. MacPicks never hosts or mirrors binaries — the Homebrew command always pulls from the vendor's own release.

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Frequently asked questions

How do I install vnu on Mac?

Run brew install vnu in Terminal. This requires Homebrew; if you do not have it, install it first with the command below.

Is vnu open source?

Yes — Homebrew distributes it under the MIT licence.

Does vnu run on Apple silicon?

Homebrew publishes this formula for macOS. If upstream does not ship an Apple silicon build, Rosetta 2 handles the Intel binary.

How popular is vnu?

It was installed 199 times in the last 30 days according to Homebrew analytics, ranking #2490 in this catalogue.

What version of vnu is current?

The latest packaged version is 26.10.12.