Bukkit

Version 2.4.0

Spigot compatibility: from Spigot 1.8 to 1.14.4
ProtocolLib compatibility: v4.1.0 or higher
Java compatibility: Java 8 or higher

( ! ) Upgrading to 1.13+ from previous versions

Floating icons inside holograms may not work (they will display as bedrock) because Material names have been changed. You will need to manually update them. You can find a list of valid Material names here (you can't use the ones with the prefix "LEGACY_"):

https://hub.spigotmc.org/javadocs/spigot/org/bukkit/Material.html

Changes in 2.4.0

• + Added support for Spigot up to 1.14.4.
• + Added clickable command suggestions in chat after editing a hologram to quickly edit the lines. Can be disabled in config.yml by setting "quick-edit-commands" to false.
• + Hologram names can now contain uppercase charaters. When referring to holograms by name, they are still case insensitive.
• + Re-added RedisBungee support for 1.13+.
• * Plugin now requires Java 8.
• * External plugins still using the old Holographic Displays API (from v1.x) will now cause a warning in the console. In future versions it will raise an exception.
• * (For developers) Player relative placehoders now follow setAllowPlaceholder(...) rules.
• * Touchable holograms now have the hitbox at the correct height.
• * Fixed error related to items with ProtocolLib on older versions.
• * Fixed error related to the stacktrace when using some versions of Java.

Changes in 2.3.2

• * Fixed console error in the latest 1.13.2 Spigot versions

Changes in 2.3.1

• * Fixed {player} and {displayname} not working in some cases
• * Prevent holograms from being loaded before the worlds when using world management plugins
• * Fixed pickup handler not working (only used by other plugins through the API)
• * Fixed an error with Protocol Lib temporary players (used by other plugins)
• - Dropped support for old Protocol Lib versions, now 4.1+ is required