Guide
Open a Reaper Project in SADiE
SADiE's OMF Interchange option can import OMF files, including the one the converter makes from your Reaper project.
SADiE's OMF import is part of its Interchange option. It reads both embedded and externally-referenced OMF — the converter's OMF has the audio embedded.
You can convert your Reaper project to OMF for free here.
Going the other way? Here's how to open an OMF file in Reaper.