In the table below you will find a list of reserved abbreviations for authors and sources. You should try to avoid using these abbreviations for your own content to avoid duplicates in IDs.

Reserved Author Abbreviations
Wizards of the CoastWOTC
DMs GuildDMSG
Critical RoleCRIT
Mage Hand PressMHP
Kobold PressKBP
D&D WikiWIKI
Reddit HomebrewRDDT
Genuine Fantasy PressGFP