•Two layers of FreeBSD
organisation
•The committers, and
everyone else
•Committers
have write access to the source tree
•Everyone
else submits patches or bug reports using FreeBSD's problem reporting system, and
waits for a committer to commit the change
•Individuals
who submit many patches (that work) are invited to become committers
•9
committers form the elected "core team", for dispute resolution