Loper · Editors & assistant editors
Open .epr files on your Mac.
.epr
Premiere Pro and Media Encoder presets: codec, frame size, bitrate and audio settings.
Loper is a free, minimal editor for macOS that opens Adobe export preset (.epr) instantly and colors every part of the file, so you find the value you need at a glance and can fix it right there. No IDE, no project to load, no gray wall of text.

Show the file as text
<PremiereData Version="3"> <ExporterParamContainer> <ExporterName>QuickTime</ExporterName> <PresetName>ProRes 422 HQ - Delivery</PresetName> <VideoCodec>Apple ProRes 422 HQ</VideoCodec> <FrameWidth>3840</FrameWidth> <FrameHeight>2160</FrameHeight> <FrameRate>25</FrameRate> <AudioSampleRate>48000</AudioSampleRate> <AudioChannels>8</AudioChannels> </ExporterParamContainer></PremiereData>How to open .epr files
- Download Loper (free, Apple silicon, signed and notarized) and move it to Applications.
- Double-click your .epr file, drag it onto the Loper window, or right-click it and choose Open With › Loper.
- Want every .epr file to open in Loper? Choose Loper › Make Loper the Default Editor….