OpenLDAP 2.4.16 is now considered the most "stable" release
of OpenLDAP Software available:
The OPENLDAP_STABLE cvs(1) tag has been moved forward
For definitions of "stable" and "release" versions of OpenLDAP
Software, please see the FAQ:
Users of prior "release" and "stable" versions of OpenLDAP
Software are strongly encouraged to upgrade.
-- The OpenLDAP Project