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.

Release notices: To determine whether you need to upgrade to the current version, please consult the BARON Release Notes page.

Download BARON 26.9.10 (10-September-2026)

Windows: Installer or ZIP

MD5 (Installer): d568475d213d78e166ba8d09fa9bf4d6

MD5 (ZIP): 515da73e5904f60f8d3f95fe3ad2d42f

Linux: (AMD/Intel) Zip

MD5: 500cd739856b8faa7f44574f1045fa6b

Linux: (ARM64) Zip

MD5: 5bf6adfcdf33985597fe9a05be04edd2

MAC OS: (Intel) Zip

MD5: 945ff55897a64c849d1fa1f52708dad7

MAC OS: (Apple M Series) Zip

MD5: 62f589953f570990b79d0553d892aea8

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, Oximo, 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.