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CLI Open source 187 installs/mo

eigen@3 for Mac

C++ template library for linear algebra

Quick answer: eigen@3 is a command-line tool for macOS. Install it with brew install eigen@3. It is distributed under the MPL-2.0 AND Apache-2.0 AND BSD-3-Clause AND Minpack AND LGPL-2.1-only licence. It has 187 Homebrew installs in the last 30 days.

What eigen@3 is

eigen@3 is a command-line tool for macOS: C++ template library for linear algebra.

It is distributed as a Homebrew formula, which builds or pours a binary and puts it on your PATH. The project is open source and lives at https://gitlab.com/libeigen/eigen.

How to install eigen@3

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

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 eigen@3 on Mac?

Run brew install eigen@3 in Terminal. This requires Homebrew; if you do not have it, install it first with the command below.

Is eigen@3 open source?

Yes — Homebrew distributes it under the MPL-2.0 AND Apache-2.0 AND BSD-3-Clause AND Minpack AND LGPL-2.1-only licence.

Does eigen@3 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 eigen@3?

It was installed 187 times in the last 30 days according to Homebrew analytics, ranking #2555 in this catalogue.

What version of eigen@3 is current?

The latest packaged version is 3.4.1.