*-DAILY tags are images built from the head of the main branch for that proposed release version, e.g. v6.0.0-YYMMDD-DAILY is a snapshot of the code that will eventually be released as v6.0.0.
*-SNAPSHOT tags are tags that represent the latest state of development for a particular version. The image for this tag will be updated each time a build of the dev branch is performed.
All other tags represent formal releases. The most stable release of stroom is currently is the most recent form of v5.0.0, though this is still in beta. v5.1. and v6.0.* are currently in development and are not considered stable.