Open .sesx files on your Mac.
.sesx
Audition multitrack sessions in XML: sample rate, tracks, clips and their file references.
Loper is a free, minimal editor for macOS that opens Adobe Audition session (.sesx) 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
<sesx version="1.9"> <session appBuild="25.0" duration="2880000" sampleRate="48000"> <tracks> <audioTrack id="10001" index="1"> <trackParameters trackHeight="134"><name>Host</name></trackParameters> <audioClip clipAutoCrossfade="true" endPoint="1440000" fileID="0" name="Host_Mic" startPoint="0"/> </audioTrack> </tracks> </session> <files><file absolutePath="/Volumes/Audio/Ep12/Host_Mic.wav" id="0"/></files></sesx>How to open .sesx files
- Download Loper (free, Apple silicon, signed and notarized) and move it to Applications.
- Double-click your .sesx file, drag it onto the Loper window, or right-click it and choose Open With › Loper.
- Want every .sesx file to open in Loper? Choose Loper › Make Loper the Default Editor….