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 25.11.28 (28-November-2025)

Windows: Installer or ZIP

MD5 (Installer): a3c2d23abc8ecf5555d7eb73afabc0cc

MD5 (ZIP): 54406d8dc7e66ae3738e747d069d5e2c

Linux: (AMD/Intel) Zip

MD5: 3e454946f924c3893c8b9524fc9b5c89

Linux: (ARM64) Zip

MD5: afd8ea8435f2f295745e4073ef6d3247

MAC OS: (Intel) Zip

MD5: 00afae0dad1df48a2e737f5f0763d43b

MAC OS: (Apple M Series) Zip

MD5: 0765e9cf86bf851ca0ab34a7b4f52f91

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.