Some realm rules:

Do not hack or cheatDo not loot other playersFarms are allowedLimit vulgar language

Server plugins:

Core Protection: All player actions, put, break blocks or using any items will be logged, and server admin can rollback these actionsEssentialX: Support lots of util function you can check with /help, with this modpack the world will be protected from fire, and a economy system has also been addedGrief Prevention: Allow player to claim rectangle areas and you are the owner who can manage access permission in these area. https://youtu.be/QXbt7l-9tyo?si=iuNHhBXEMywIncmJmcMMO: Add level for almost everything in vanilla minecraft. https://wiki.mcmmo.org/en/skillsMarketplace: Add a online marketplace to sell and buy things sending via mails https://www.spigotmc.org/resources/marketplace-1-12-1-21.92212/LevelledMobs: Add level for almost mobs in the gameAnvil Colors: You can rename an items with formatting color. Ex: &cMy item

There are some datapacks installed to improve chilling experience
Datapacks:

BlazeandCave’s Advancements Pack: Add new advancements and statisticsNew in Town | The Settler’s Experience Data Pack: A multi-stage, story-driven, settler’s experienceNo Creeper Grief: Creeper will not break blocks but still cause damagesMine Treasure: Enhance the user’s mining experienceVillager Transportation: Villager transportation using Camels and LlamasTrue Ending: Ender Dragon Overhaul: Better dragon to fight in the endVanilla Refresh: Adding features to Minecraft aimed to make small improvements to MinecraftOP Elytra: Making Elytra Op by adding armor and can be enchant with any chestplate armor enchantments

More structure in the world to explore:

Dungeons and TavernsDungeons+ExplorifyInfinity CaveTidal TownsCherry VillageTowers Of The WildEnd VillagesJungle VillagesGeophilicShipsSubsurface