Name of the plugin you want: RainbowsPro
Spigot Link: https://www.spigotmc.org/resources/rainbowspro.77268/
Price: $11.90
How it would contribute towards the betterment of the community: I would allow people to just an amazing plugin
I only found a version of ItemsAdder from july 2023. But the plugin LoneLibs that Itemsadder requires, crashes on load every time. The developer for LoneLibs is trying to figure it out.