PlaceholderAPI

PLACEHOLDERAPI completes when a PlaceholderAPI value matches the configured comparison rule.

quests: # Root task configuration.
  levels: # Level entries.
    29: # Target level.
      requirements: # Requirement list.
        rules0: # Unique rule id.
          type: "PLACEHOLDERAPI" # Evaluate a PlaceholderAPI value.
          value: "%some_placeholder%" # PlaceholderAPI expression to read from the player.
          rules: ">=" # Comparison operator used against endValue.
          endValue: "10" # Target value for the comparison.
          required: "1" # Keep at 1 because the task completes when comparison passes.
        description: # Requirement descriptions.
          0: "%status%<reset> <gray>Reach placeholder value 10</gray> <white>({currentProgress}/{maxProgress})</white>" # Description for rules0.

Supported operators are >=, <=, >, <, ==, =, and !=.