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The most popular of them are included in distribution, and supported with security updates for 2 years.
If you are looking for the most recent versions which are sometimes not yet in stable, released versions of the distribution, but can be found on
There is a IRC channel #opensuse-mozilla. Also the opensuse-factory mailinglist is appropriate to discuss.
The Knowledge Base includes the documentation for Firefox and other Mozilla-based applications - written by the user community.