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 25.12.10 (10-December-2025)

Windows: Installer or ZIP

MD5 (Installer): 66d0eef2e3055b3f61d080ffc0ad7378

MD5 (ZIP): 70c62571b64290d2e0057144c650183b

Linux: (AMD/Intel) Zip

MD5: c578e585efac758081dfa52e2399dcd6

Linux: (ARM64) Zip

MD5: a5a8ccb6b88fc21c8373e197dac2e9d8

MAC OS: (Intel) Zip

MD5: 69d70c95f7bddd61ade119b9917a8014

MAC OS: (Apple M Series) Zip

MD5: 8ce93a1e9722881b8d602f8d129ce9cd

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.

Free Version

Without a valid license, you can run BARON for free, in which case BARON:

• Supports up to 10 variables and constraints
• Allows 50 nonlinear operations
• Provides full access to the modeling language and log output

Demo free version 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.