User Interface

Hotbar
They're nine slots in the hotbar. These are where the player places his/her items.

Health Bar
The exp bar represents how much health you have. You must have the server resource pack to see this.

Inventory
The inventory is basically vanilla inventory except for a few differences. The player cannot stack items. Glitched armor sometimes may not come off.

The biggest difference with the inventory is the crafting area. It has been changed significantly. The top left (bars) is quick access to the skills GUI. The top right (book) is the magic GUI. The bottom left is the prayer GUI. The bottom right is the quests GUI. The yield box is the combat GUI.

Combat GUI
In the combat GUI, you can select how you wish to gain magic, hitpoints, defense, attack, strength, and archery experience.

Combat

Melee Training
Train attack/hitpoints: Gain attack and hitpoints at 1.0x the original rate.

Train strength/hitpoints: Gain strength and hitpoits at 1.0x the original rate.

Train defence/hitpoints: Gain defence and hitpoints 1.0x the original rate.

Train everything: Gain attack, strength, defence and hitpoints at 0.5x the original rate.

Ranged Training
Train ranged/defence: Gain ranged and defence at 1.0x the original rate.

Train ranged: Gain ranged at 2.0x the original rate.

Magic Training
Train magic/defence: Gain magic at 0.5 the original rate, defence at 1.0x the original rate.

Train magic: Gain magic at 1.0x the original rate.

Skills GUI
The skills GUI shows the available skills. If you put your cursor over it, you can also see the skill name, the total experience you have collected in that skill, and the level you are currently at in that skill. If you click the skill, it has a small Wiki about the item listing main details. These details can be level required for an item, experience granted for using something, items in that skill, etc. In the bottom right corner is the combat level, the overall level, and the overall experience.

Prayer GUI
In the prayer GUI, you can see a list of prayers. If you put your cursor over it. you can see the prayer name, the prayer points taken, required level, and the prayer effect. If you click any of these prayers, you will pray to the gods and activate that prayer's effects. You can activate multiple prayers at a time.

Questing GUI
The questing GUI lists all quests. If you put your cursor over it, you can see the quest's name and your progress on it.

Magic GUI
The magic GUI lists all magic spells. If you put your cursor over it, you can see the experience that spell grants, the runes necessary for that spell, the level required for that spell, and the combo needed to perform that spell. You can also click the Lumbridge Teleport or the Varrock Teleport to be teleported to those locations.