S2_6:
2.6.2 has been released, and will be in Ubuntu-20.04 LTS. There's no
date for 2.6.3 release set yet.
S3_0:
Next milestone for the branch is network protocol freeze (Task
#656467) on 07-Mar-20. It will be followed by the final alpha - alpha4
(Task #851229), and later branch will enter beta mode (Task #862054)
Master:
Next milestone for the branch is S3_1 branching (Task #656468). Date
is not yet set, but is expected to be late this year.
- ML