1.18 Survival

ClearLag - Version 3.2.2
Includes a variety of serverside utilities to help monitor and deal with game lag,  most notably, item clearing. Every ~7.5 minutes, all ground items will be cleared in order to prevent stacks of items from causing game lag.

Dynmap - Version 3.3 Beta 1
Allows players to view a map of the server through their browser which is updated in near-real-time. This map displays the location of players, can be switched from top-down to an angled 3D view, is able to be switched between different world maps, and has a chat box that can broadcast messages from the browser in-game.
This map can be viewed by going to serverip:8123 in a web browser.

EnchantmentsPlus - Version 4.0.2
Adds 70+ new enchantments to the game which can be found on most different tools, armour and weapons. These enchantments work by adding specific tags to the item, so modifying items by adding or removing lore may break these enchantments.

EssentialsX - Version 2.19.2
Grants players access to a variety of new commands such as "/tpa" to teleport to other players, or "/sethome" to create personal teleport points. More information on which commands players have access to can be found in the commands section.

Infernal Mobs - Version 6.5
Has a chance for mobs to spawn as "infernals,"  making them much stronger by giving them special abilities. These abilities range from giving their target blindness, to being able to shoot wither skulls. Killing an infernal monster will drop something from their loot table. This loot table includes some generic Minecraft loot such as diamonds, as well as plenty of custom items with special effects.

JukeboxExtended - Version 1.2.1
Makes adding new music discs to Minecraft possible using only a resource pack. 10 new music discs have been added, they can all be obtained by having a skeleton kill a creeper. Players who actively played during the initial run of the server received their own custom music disc, only one of each player disc exist. Accepting the server resource pack is required for the new music and custom disc textures to work.

LuckPerms - Version 5.3.86
A permission plugin used to determine which commands and features from plugins players are allowed to use.

ProtocolLib - Version 4.7.0
Adds libraries necessary for some other plugins to function properly.

BlazeandCave's Advancement Pack - Version 1.13
Adds over 900 new advancements to Minecraft, many of which reward the player with items or XP. This pack includes 16 different advancement tabs as well as a built-in scoreboard tracking the number of advancements a player has.

Devon's TRUE SURVIVAL - Version 4.0.2
Completely reworks many vanilla game mechanics and changes the vanilla progression system. This pack has many features, reading through the official website's wiki page is highly suggested in order for players to understand all the features that have been changed or added.

FokaStudio's Ender Expansion - Version 1.1a
Completely changes end world generation by adding tons of new biomes, reworking the dragon fight, letting more monster types spawn in the end, and improving the end city structures.

Technical Enchant - Version 5.1
Includes 50+ new enchantments to be found on almost every gear item. These enchantments can be obtained by dropping a book onto an enchanting table, and placed on equipment by throwing both the item and enchanted book on an anvil. Enchantments from this data pack are not compatible with the ones from the EnchantmentsPlus plugin.

Terralith - Version 2.0.10
Vastly improves the vanilla world generation, allowing over 85 new, highly detailed biomes to generate in the world. Caves are also included in these world-generation changes, with more cave biomes being added on top of what vanilla includes.

Vanilla Tweaks - Various
Vanilla tweaks offers a collection of quality-of-life improving data packs, here is a list of the installed modules, their versions and brief descriptions:
Anti-Enderman Grief (V1.1.2) - Prevents endermen from picking up or placing blocks.
Armored Elyta (V1.1.2) - Throwing an elytra and chestplate on an anvil will combine them, throwing the combined piece on a grindstone separates them.
Cauldron Concrete (V2.0.5) - Concrete powder can be thrown into a cauldron with water to convert it into concrete.
Chunk Loaders (V1.0.3) - Throwing a nether star on a lodestone creates a chunk loader, which keeps the chunk it's in loaded.
Custom Nether Portals (V2.3.4) - Allows nether portals with irregularly shaped frames to be lit.
Double Shulker Shells (V1.3.2) - All shulkers will drop two shulker shells instead of one.
Dragon Drops (V1.3.2) - The player who delivers the final blow to the ender dragon receives an elytra and dragon egg.
Fast Leaf Decay (V2.0.5) - Drastically increases the speed which leaves from broken trees will decay.
Gem Villagers (V4.3.5) - Adds villagers who sell special decorative mini-blocks in exchange for treasure gems.
Graves (V2.8.5) - Will create a grave where the player died instead of dropping their items, right-click the grave to reclaim lost items.
More Mob Heads (V2.9.3) - Almost every mob has a chance to drop its head as a decorative block.
Player Head Drops (V1.1.2) - Players will drop their head when killed by another player.
Silence Mobs (V1.1.2) - Naming a mob "silence me" using a nametag will prevent said mob from making any noise.
Treasure Gems (V1.2.4) - Adds treasure gems which can be found in loot chests, and are used in trading with gem villagers.
Wandering Trades (V1.5.1) - Adds decorative mini-blocks to the wandering trader's wares.

Weakened Bedrock - Version 1.3
Throwing lingering weakness potions onto bedrock will slowly convert the bedrock into cobblestone, allowing players to break through it without redstone contraptions.

Warp
Can be used to teleport to multiple set points.     /warp <warp name>

Hat
Places whatever item the player is holding into their head armour slot.     /hat

Itemlore
Used to attach lore to the held item.     /itemlore <lore>

Itemname
Used to change the name of the held item without draining any experience points.     /itemname <name>

Message
Sends a private message to a defined player.     /msg [player] <message text>

Nick
Can be used to set a player's nickname which will be seen in the chat and in tab.     /nick <nickname>

Sethome
Used to set a player's home points, up to 3 can be set.     /sethome <home name>

Home
Teleports the player to one of their homes which are teleportation points they can set.     /home <home name>

Delhome
Used to delete homes set by the player.     /delhome <home name>

TPA
Request to teleport to another player's location.     /tpa [player]

TPAccept
Accept another player's teleport request.     /tpaccept

TPACancel
Cancels the player's most recent outgoing teleport request.     /tpacancel

TPAHere
Requests for another player to teleport to the user's location.     /tpahere [player]