Download

SAOImageDS9 is released once per year with beta versions available for download between major releases. Expand each sections to see the version of the operating systems which are currently supported.

NOTE: Chrome users may have problems downloading from this page. Please go to https://ds9.si.edu/download directly

Release Version 8.3

Dec 15, 2021

*MacOS Notes

MacOS Monterey ARM64

SAOImageDS9 Aqua version 8.3 is not supported under MacOS Monterey ARM64. The next release, version 8.3.1 will support Monterey and will be available in early spring. As a work around, please use the Big Sur ARM64 X11 port.

Aqua Installation Note

To avoid OS warnings about unknown developer or damaged applications, run the following command from the command line after installation:

% xattr -c /Applications/SAOImageDS9.app

Beta Version 8.3rc

Oct 11, 2021

*MacOS Notes

Aqua Installation

To avoid OS warnings about unknown developer or damaged applications, run the following command from the command line after installation:

% xattr -c /Applications/SAOImageDS9.app

XPA Version 2.1.20

Dec 15, 2021

Affiliated Packages

PyDS9

The pyds9 module uses a Python interface to XPA to communicate with DS9. This includes not only sending data and settings to DS9, but also retrieving them into Python.

GitHub

Documentation

DAX

DAX, the Ds9 Analysis eXtensions, is a collection of CIAO tasks that have been integrated using DS9's analysis menu interface. DAX provides users access to many mission independent CIAO tools and applications using a simplified graphical user interface.

With DAX users can perform various image processing operations (eg adaptive and non-linear smoothing), compute net counts and fluxes, perform source detection, and even modeling and fitting of spectra and 2D images using Sherpa.

Documentation

PyDS9plugin

A python DS9 extension for quicklook processing of astronomical images. This highly interactive extension can be generalized automatically to a set of images to turn the plug-in into a realmulti-processing pipeline.

GitHub

Documentation

Funtools

Funtools is a "minimal buy-in" FITS library and utility package.

GitHub

Documentation