J2D

JWayPoints is a lightweight Minecraft plugin that spawns a guiding arrow to lead players to set waypoints

JMenus is a flexible GUI plugin for creating interactive menus with custom actions that players can access through commands on Minecraft servers.

Advanced holograms using modern Display entities text, item, and block lines with MiniMessage gradients, per-player placeholders, conditions, animation, glow, and full scale/rotation control. Paper 1.19.4–26.*.