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 26.2.10 (10-February-2026)

Windows: Installer or ZIP

MD5 (Installer): 20901a5dc18cb801118b56148b8f1a48

MD5 (ZIP): 0fdb2f08515ae60b4598c1515c3b8632

Linux: (AMD/Intel) Zip

MD5: fdd8541da8ae5de4c43cf199c49cfbc9

Linux: (ARM64) Zip

MD5: fd00852f8239c08d0c18655ab6c1f4b3

MAC OS: (Intel) Zip

MD5: 8027fdf63435976989d97b4092764209

MAC OS: (Apple M Series) Zip

MD5: ec296c2a7fe1a47d70aa8e7ca6c7449a

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.