Before proceeding:

By downloading anything from this page, you agree to the terms outlined in the BARON End-User License Agreement. Please read the EULA carefully before continuing.

Download BARON 25.3.19 (19-March-2025)

Windows Installer

MD5 hash: bd83ed63daa0e94ab5aefc11e74f62fe

Linux (AMD/Intel, ZIP)

MD5 hash: 2212ef7c0d419eacb621c8f7104e52b0)

MAC OS (Intel, ZIP)

MD5 hash: dc0ef77b30dc2c3f53a0e7478ef0aaec

MAC OS (Apple M Series, ZIP) 

MD5 hash: 52bdcacfbc86126b358e48a5e92a54a2

File Integrity Verification

We use DigitalOcean Spaces for efficient content delivery. If you would like to verify the integrity of your download, use the appropriate command for your platform:

On Linux: md5sum

On macOS: md5

On Windows: Open a PowerShell and enter Get-FileHash .\baron-win64.exe -Algorithm MD5

Documentation

BARON User Manual
Learn about BARON’s features, input formats, and how to run models using the built-in parser.

BARON FAQ
Find answers to common questions about installation, licensing, and functionality.

Tutorials

Explore walkthroughs, conference presentations, and hands-on demos on our YouTube Channel.

Interfaces

BARON can be accessed through:

• Native parser-reader (BARON’s own input format)
• MATLAB/BARON Interface
• JuMP, Pyomo, and YALMIP modeling systems

All interfaces use the same BARON executables provided above.

BARON Demo Mode

Without a valid license, BARON runs in demo mode:

• Supports up to 10 variables and constraints
• Allows 50 nonlinear operations
• Provides full access to the interface and log output (with demo mode notice)

Demo mode is ideal for exploring the interface and testing basic functionality.

Example Models

Explore sample input files by category:

• Nonconvex nonlinear: nlp1, nlp2
• Mixed-integer linear: milp
• Mixed-integer nonlinear: minlp
• Quadratic: scqp1, scqp2, iqp
• Applications: pooling, gear design, robot

We also provide a large test set of LP and NLP problems.

Older Versions

Need a previous version? Visit our Older BARON Versions page.

Licensing and Purchases

To request a license or renew your maintenance plan, visit our BARON Licenses page.