Cerulean Wisp - Magical Night Companion
This modification adds a unique mob Cerulean Wisp to the game - an azure phantom that can be tamed and used for navigation in darkness. This ethereal creature emits a gentle glow and grants night vision to all nearby players.
How to interact with wisps
You can catch the phantom in a special glass bottle. To craft the trap you will need:

The captured wisp can be released anywhere - simply use the right mouse button on the ground. The freed creature will consider the release point its home and remain nearby, creating a permanent source of light and night vision in the selected location.
Loot and features
When destroyed, the cerulean wisps leave behind various shades of blue dye that can be used for decorative purposes.
Technical details
This modification operates on the server side, which requires installation both in singleplayer mode and on the server component of multiplayer games for proper functionality.