DJV uses the OpenColorIO library for color management and includes a few of the sample color configurations. Additional configurations, such as the ACES configurations, can be downloaded here.
The color space widget allows you to configure color management settings. By default it is configured with a few of the sample configurations from OpenColorIO.
To open the color space widget:
The "Config" tab allows you to set the active configuration, and add or remove configurations. The "Display" tab allows you to set the color space for the display. The "Image" tab allows you to set the color space used for each file type.
Download the sample OCIO configurations, which include the ACES configurations, here. Unpack the download to a location where you want to store the configurations, and use the color space widget to add them:
The display color space will automatically be set to the defaults in the configuration. To change the color space click on the color space name:
Setup color spaces for the different file types:
Configure additional file types as needed: