You can now use animations but it can came to bugs when you use mor than 1 active and theres one secret in the command

• /bossbar animation

You have now a big selection from the modify command

• modify visibility
• modify title
• modify color
• modify progress

More is coming soon

You can change with /bossbar progress <value> to a new Progress of the bar

Now you can do /bossbar modify <ID> <option> <value>

Now you can use two Languages

• English / Englisch
• German / Deutsch

The /bossbar help command is now fixed