This plugin requires no permission configuration by default, ready to use out of the box (hot-reloading plugins may cause default permissions to be invalid)
For types mentioned below that you don't know, use tab completion in lower versions, versions 1.12+ will automatically remind

Permissions

Permission	Purpose	Default Owner
companionsPlus.clearData	Clear Data	op
companionsPlus.coin	Give/Set/Take player companion coins	op
companionsPlus.convert	Convert Data	op
companionsPlus.forceActive	Force player to summon one of their companions	op
companionsPlus.forceDeActive	Force recall player's currently summoned companion	op
companionsPlus.forceUpgrade	Force upgrade specified player's companion without upgrade cost	op
companionsPlus.give	Give companion to player	op
companionsPlus.giveItem	Give player companion gift box	op
companionsPlus.giveEquipment	Give companion equipment (1.0.1+)	true
companionsPlus.reload	Reload configuration files	op
companionsPlus.remove	Remove player's companion	op
companionsPlus.trade	Trade specified companion to another player	op
companionsPlus.particle	Toggle effects	op
companionsPlus.open	Open warehouse GUI	true
companionsPlus.shop	Open shop GUI	true
companions.upgrade.ability	Upgrade companion button	true
companions.upgrade.changeWeapon	Change companion equipment button	true
companions.upgrade.rename	Change companion name button	true
companions.upgrade.hideName	Toggle companion name display/hide button	true
companions.admin.blacklist	Companion naming without whitelist restrictions	op
companions.buy.all	Shop shows all companions	op
companions.buy.type	Specific type companions visible in shop (type is the key in configuration)	op
companions.have.type	Auto-grant specific type companions with permission (type is the key in configuration)	op
companions.upgrade	Open companion upgrade GUI (2.1.1+)	true

Commands

Abbreviations can use cpp or cp, recommended to use cpp

Command	Purpose
/cpp clearData [player]	Clear data -all for all
/cpp coin [give/set/take] [player] [amount]	Give/Set/Take player companion coins
/cpp convert [mysql/sqlite]	Convert data
/cpp forceActive [player][companion]	Force player to summon one of their companions
/cpp forceDeActive [player]	Force recall player's currently summoned companion
/cpp forceUpgrade [player] [upgrade type]	Force upgrade specified player's companion without upgrade cost
/cpp give [player] [companion]	Give companion to player
/cpp giveItem [player] [amount]	Give player companion gift box
/cpp giveEquipment [equipment] [player] (amount)	Give player companion equipment (1.0.1+)
/cpp reload	Reload configuration files
/cpp remove [player] [companion]	Remove player's companion
/cpp trade [player] [companion]	Trade specified companion to another player
/cpp particle	Toggle effects
/cpp open	Open warehouse GUI
/cpp shop	Open shop GUI
/cpp upgrade	Open companion upgrade GUI (2.1.1+)

[] Required () Optional