As of Tuesday morning (8 January 2018) OPUS is available for processing files. 
It may be a good idea to process needed files ASAP in case the resource becomes unavailable again.
In case OPUS processing becomes unavilable, I have a couple of resources that might help you in the absense of OPUS:
  [ 7-Alternatives ]   [ Preparing for No  OPUS ]  [ mirrors of required files ]
Our current advertisement:
is exceptionally good advice this morning!
Thank you very much for purchasing static and RTK equipment from iGage! As always, don't hesitate to call us (801-412-0011) if you have specific questions or problems with our static and RTK tools and equipment.
Mark Silver
iGage Mapping Corporation / +1-801-412-0011