[itsme]

"source types" and "collections" are specified according to my personal needs and preferences, feel free to adapt or remove these columns to what you want to use.
Just if someone is interested, most of them will never occur in CSV files that I publish, here are my source types:
Ak - Akkorde (chords)
2S - 2 Seiten (2 pages), it's a typo, should be 2 S.
2 S. - 2 Seiten (2 pages)
3 S. - 3 Seiten (3 pages)
4 S. - 4 Seiten (4 pages)
5 S. - 5 Seiten (5 pages)
5+x S. - 5+x Seiten (more than 5 pages)
alles - (all, all pages of a complete fakebook)
2-stimmig (two voices)
LS - Leadsheet
CDR - PDF exported from a CorelDraw .CDR file
GIF - .GIF graphics
MSCZ - PDF exported from a MuseScore .MSCZ file
MUS - PDFexported from a Finale .MUS file
PRO - a ChordPro file
Du - Dummy, a placeholder containing only title and key, to be added into a setlist
Text - containing lyrics
TOC - table of contents (of a fakebook)
SHe - Spickzettel He (my cheatsheets, only hints, some words of the lyrics, a few chords, a few notes, usually not useful for someone else)
SRe - cheatsheets of one of my bandmate, as before
----- ----- ----- -----... to support "Set 1", "Set 2" separators

I attached a setlist that shows how I use it