No API breakage in Capella 0.8.4.
Projects created with Capella versions < 0.8.4 will be compatible with Capella 0.8.4 without migration.
This release is binary compatible with all previous releases.
Capella UI is in english. It has not been translated in other languages yet.
Capella 0.8.4 is delivered for windows (32 and 64-bits versions), linux (32 and 64-bits versions) and mac osx (64-bit version).
JRE 1.7 is mandatory for Capella 0.8.4 :
JRE 32-bit shall be installed for Capella 0.8.4 32-bit version.
JRE 64-bit shall be installed for Capella 0.8.4 64-bit version.