Module monster 

Monsters: full stat blocks, kept in a shared library (the SRD) and per campaign (homebrew), and turned into combatants when they join a fight.

A stat block is plain JSON, like a character sheet, so monsters can be written by hand or converted from elsewhere (see tools/).

Structs

Feature

A trait, action, reaction or legendary action.

HitDice

Hit dice: countdsides plus bonus.

Monster

A stored monster: server-assigned metadata plus the stat block.

MonsterSheet

A full stat block. Everything but the name has a default, so a file needs only what the monster actually has.

MonsterSummary

For listing and completing names.

Enums

MonsterError

Why a stat block isn’t valid.

Functions

challenge_value

“1/4” is 0.25, “5” is 5; anything else sorts first.