Simplemail plugins still not integrated but with some fixed for roundcube releases (0.9, 1.0 and 1.2)

   plugin               |              original name  | 0.9 | 1.0 | 1.1 | 1.2 | url 

--------------------------- | ----------------------------|-----|-----|-----|-----|------ twofactor_gauthenticator | twofactor_gauthenticator | no | si | si | si | https://github.com/alexandregz/twofactor_gauthenticator messagesize | messagesize | si | si | si | si | https://github.com/scambra/RoundCube-Plugin-Message-Size showgravatar | showgravatar | si | si | si | si | https://github.com/kepi/show-gravatar