There are currently no open bugs.

"s3backer" versions published in Ubuntu

Groovy (1.5.4-2): universe/misc
Focal (1.5.4-2): universe/misc
Eoan (1.5.0-1): universe/misc
Bionic (1.4.3-2build2): universe/misc
Xenial (1.4.2-1): universe/misc