You can download PPP direct 2.1.1 from our software library for free. The program's installer is commonly called PPP direct.exe. The most popular versions among PPP direct users are 1.4 and 1.3. PPP direct is categorized as System Utilities. The actual developer of the free software is NRCan GSD.
From the developer:
PPP direct is a Windows utility for submitting GNSS data files (RINEX) for CSRS-PPP processing without the use of a web browser.
You may want to check out more software, such as Matrix PPP, IBM Systems Director Server or Creo Elements/Direct Modeling, which might be similar to PPP direct.