Dark Yammer is a dark mode extension for chrome. it's a free extension , it has 70 active users since released its first version, it earns an average rating of 0.00 from 0 rated user, last update is 1468 days ago.
Enable the extension and visit yammer.com to see the new dark theme.
You could download the latest version crx file or older version files and install it.
English.
You could find more help information from dark yammer support page.
You could send emails to publisher, or check publisher's website.
You could click to report abuse of dark yammer.