> in Firebird-Tracker 2.5 RC1 has all issues resolved. When will released 2.5 RC1?

We just released 1.5.6 and 2.1.3 RC1. 2.5 RC1 will be released soon. You can
use snapshot builds right now.

> And when is planned to release 2.5 Final?

After successful testing of RC1. Usually we decide in one month what to release
next - RC2 or final release.

Regards,
Vlad