Stambia DI Designer 2020 (S20.2.2) and Stambia DI Runtime 2020 (S20.2.2) are available at download.
Those maintenance versions include a small fix which avoid to perform reverse operations on components such as elasticsearch.
The release notes can be found here: Designer release note, Runtime release note
The changelogs here: Designer changelog, Runtime changelog
And the download pages here: Designer download, Runtime download