Yes, you can, in most cases, find th emodifications in the UBB.Threads 6.5.x modifications forum here, IIP being one of them.
Another option would be upgrading to UBB.Threads, it is less intensive on the database as it utilizes a caching system, and comes with a lot of the previous popular mod's as stock features (including a portal).
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Please also see our parent organization VNC Web Services if you're in the need of a new UBB.threads Install or Upgrade, Site/Server Migrations, or Security and Coding Services.
