Review of Mezzo powered by the Slant community.
Mezzo is the default desktop of SymphonyOS
Ranked in these QuestionsQuestion Ranking
Pros
Pro Available as .deb package
Mezzo is available as a .deb package, which makes it very easy to install it on Debian or Debian derivatives such as Ubuntu.
Cons
Con Possibly discontinued
There's not much new information about Mezzo around, and all the articles or forum posts about it are quite old which may be an indication that it's probably abandoned now.