midi the notes/chords of each instrument (as iReal Pro plays through the song)
MusicXML the chord symbols in the form of the song as you see it in iReal Pro (bars, repeat barlines, voltas, DC, DS Coda etc.)
 
Check out our blog post here:
 
Import into your notation program (Sibelius, Dorico, Musescore etc.) or DAW (Logic, Cubase, Notion etc.) for further development.
 
Examples
1 Sibelius Ultimate (Mobile version) MusicXML
Chromebook: you can import the musicXML file from iReal Pro and import it in to Sibelius to create a chord chart with a melody
 
2 Musescore, import the midi file, notate a solo instrument to play a melody or improvisation