If you are looking for our legacy version of Vapor 2.6, follow this link to the bottom of the page.

Weekly Build

Vapor builds installers on a weekly basis. These have new features that have not been tested, and may be unstable.

Download here

Current Stable Release: Vapor 3.2.0

February 3, 2020

Download here

Release notes for VAPOR-3.2.0

New Features:

  • Flow Renderer

  • Model Renderer

  • New Transfer Function Editor

  • Off screen rendering

  • Performance optimization to Vapor’s DataMgr class

  • Added support for stretched grids to vdccreate

  • Added ability to color Volume Renderings with a secondary variable

  • Increased Volume Rendering sampling rate maximum setting

  • Updated 3rd party libraries

Installation Instructions

We encourage users of Vapor to install with the methods described here. If you’re a developer and would like to contribute, see the Building From Source <buildFromSource> section below.


Run the downloaded .sh script in a terminal window. It will prompt you as to where the binaries will be installed. For example:

% sh


Double click on the downloaded .dmg file. Once the Finder window pops up, drag the Vapor icon into the Applications folder.


Run the downloaded .exe file. A wizard will step you through the installer settings necessary for setup.

Sample Data



Grid Resolution

File Size



181 x 166 x 35

734 MB



226 x 642 x 43

495 MB


Users can download a 500 meter resolution image of NASA’s BigBlueMarble for use in Vapor’s Image Renderer.

Previous Releases

Vapor 3.1.0

July 5, 2019

Download here

Release notes for VAPOR-3.1.0

New Features:

  • 3D Variable Support

  • Direct Volume Renderer

  • Isosurfaces

  • Slice Renderer

  • Wireframe Renderer

  • Python variable engine

  • Geotiff creation from Vapor renderings

  • Support for MPAS-A and MOM6 models

Vapor 2

If you are interested in using Vapor 2, it can be downloaded after filling out a short survey.

Vapor 2 is deprecated, and we strongly encourage users to download the currently supported releases of Vapor 3.

Legacy documentation for Vapor 2 can be found here. Please note that this website is no longer supported, and some links may be broken. Use at your own discretion.