simpleskills Mod for Minecraft 1.21.4

simpleskills is a Fabric mod introducing a familiar RPG-style skilling system to Minecraft, enhancing gameplay with meaningful progression. Master skills like Woodcutting, Magic, Slaying, and more. Unlock tools, armor, weapons, and perks as you level up, creating a rewarding sense of achievement.

This lightweight, performance-friendly mod works seamlessly in both multiplayer and singleplayer. Players do not need to install the mod when joining a server running Simpleskills.

Suggestions, concerns, issues? You can reach me via:

GitHub issue tracker

Discord: @obyekt

Patch Notes (v1.1.0)

Classes & Perks (OPTIONAL)

• 7 classes, 22 perks

New HUD Options

• Enhanced HUD toggling mechanics with /simpleskills togglehud. Now compatible across server-client boundaries.

Ironman Mode

• Add more challenge by losing all skills on death with this optional feature.

Overall Adjustments

• XP Scaling rework (you might have to delete your old database, but you can set your skills to appropriate levels with commands. if cheats are disabled on SP world -> open to LAN, enable cheats)
• XP now uses the exact same formula as OSRS
• Table for XP (helpful for customizing base XP and unlock levels)
• Base XP (base_xp.json) is configurable and aims for 60k XP/H when the skill is being focused on
• magic_requirements.json allows you to limit exact enchantments (ID, level of enchant) allowed for anvils by magic level
• Adjusted Cleric trades:
  • Nether Wart more max uses
  • Blaze Powder less max uses
  • Dragon Breath costs more and has fewer uses

Features

• 🖥️ FULLY SERVERSIDE: simpleskills does not require server players to download the mod nor Fabric
• 📜 Skill Progression: Level up skills like Defense, Woodcutting, Mining, Excavating, Slaying, Farming, and Magic
• ⚔ Tiered Equipment System: Unlock tools, armor, and weapons based on skill levels
• 🎮 Highly Customizable: Edit JSON files to tweak progression, requirements, and enabled features
• 🔮 Magic Skill Enhancements: Improve potion durations, enchantments, and unlock utility blocks like the Anvil and Enchanting Table
• 🔋 Performance Optimization: Doesn't use server ticks, ensuring minimal overhead
• 📊 HUD Toggle: Enable or disable HUD in singleplayer (default key: TAB) or multiplayer (/simpleskills togglehud)
• 🌎 World-Specific Stats: Skills are saved per world, not globally
• 💀 Ironman Mode: Reset skills upon death for a hardcore experience (OPTIONAL)
• 💪 Unique Classes and Perks: Choose from distinct classes with gameplay-altering perks (OPTIONAL)
• 🧹 Clean Uninstallation: simpleskills performs unintrusive modifications that get reset whenever you log out*

* Cleric Villager trades must be manually reset if the 'villager_trades' is set to TRUE in config.json

Skill Requirements

Armor Requirements

Armor	Skill	Level
Leather Armor	Defense	0
Golden Armor	Defense	15
Chainmail Armor	Defense	15
Turtle Shell Helmet	Defense	35
Iron Armor	Defense	35
Diamond Armor	Defense	60
Netherite Armor	Defense	75

Tool Requirements

Tool	Skill	Level
Wooden Pickaxe	Mining	0
Stone Pickaxe	Mining	10
Golden Pickaxe	Mining	15
Iron Pickaxe	Mining	30
Diamond Pickaxe	Mining	60
Netherite Pickaxe	Mining	75

Weapon Requirements

Weapon	Skill	Level
Wooden Axe/Sword	Slaying	0
Stone Axe/Sword	Slaying	10
Golden Axe/Sword	Slaying	15
Iron Axe/Sword	Slaying	30
Diamond Axe/Sword	Slaying	60
Netherite Axe/Sword	Slaying	75
Crossbow	Slaying	5
Bow	Slaying	20
Mace	Slaying	35

Magic Skill

Duration of Level I potions increases by 1 minute per Magic level (up to 60 minutes).

Affected Potions:

• Potion of Fire Resistance
• Potion of Strength
• Potion of Swiftness
• Potion of Night Vision
• Potion of Invisibility
• Potion of Water Breathing
• Potion of Leaping

Gain Magic XP by:

• Enchanting items
• Applying potion effects

Block	Skill	Level
Anvil	Magic	10
Enchanting Table	Magic	20
Fortune III (anvil)	Magic	35
Protection IV (anvil)	Magic	50
Efficiency V (anvil)	Magic	55
Mending (anvil)	Magic	60
Elytra	Magic	65

Passive Attributes

Each skill offers unique passive bonuses at higher levels:

Attribute Bonus	Skill	Per Level	Max Bonus
Attack Damage	Slaying	+1%	+25%
Block Range	Woodcutting	+0.1 block/LVL	7.0 blocks
Max Health	Defense	+2HP /8LVLS	+8 HP (4 hearts)
Breaking Speed	Mining	+1.1%	+28.6%
Movement Speed	Excavating	+1%	+25%
Knockback Resist	Farming	+1%	+25%
Fall Reduction	Magic	-1%	-25%

Classes and Perks

CLASSES AND PERKS CAN BE DISABLED IN THE CONFIG.JSON ! (Enabled by default)

Reset your Class by right clicking a Cauldron with a Feather, but remember that this will reset your Class Primary Skill (e.g., Defense for a Knight) to level 0 as tribute!

Peasant (None)

• Default class

Knight (Defense): Right click a Smithing Table with an empty Book.

• Hamstring: Apply Slowness for 4 seconds with melee hits
• Heavy Bolts: +45% crossbow damage
• Patronage: Better deals with villagers
• Rigid Arsenal: Cannot use tridents or bows

Rogue (Slaying): Right click a Grindstone with an empty Book.

• Stealth: Invisibility and faster sneaking speed
• Poison Strike: Apply Wither II for 4 seconds while invisible
• Flash Powder: Breaks all aggro of mobs within the radius. 12sec cooldown, 10 block radius, 1 Glowstone Dust per use
• Slim Physique: Max health reduced by 40%

Farmhand (Farming): Right click a Composter with an empty Book.

• Fortitude: Minimum hunger of 7
• Rustic Temperament: -30% Magic XP gain

Lumberjack (Woodcutting): Right click a Fletching Table with an empty Book.

• Strong Arms: Attack speed is increased to 5 (base = 4). (e.g., iron axe: 0.9 base -> 1.35 with perk)
• Salvaged Bark: Gain 2 planks when you strip a log
• Brute: Swords deal 75% less damage, but Axes can be used for Slaying based on Woodcutting skill

Miner (Mining): Right click a Blast Furnace with an empty Book.

• Safety Lamp: Night vision when a torch/lantern is equipped in the off-hand
• Blasting Expert: 20% less damage from explosions (stacks with Blast Protection IV)
• Vertigo: 20% more fall damage

Nomad (Excavation): Right click a Loom with an empty Book.

• Scavenger: Food saturation decays 25% slower and you are immune to hunger effects.
• Bottomless Bundle: Right-click with a Bundle to access your Ender Chest inventory.
• Outsider: Villages view Nomads with suspicion, refusing to trade.

Wizard (Magic): Right click a Bookshelf with an empty Book.

• Incantation: Cast spells based on your equipped wand:
  1. Stick: Grants regeneration to targeted player or self (20sec cooldown)
  2. Blaze Rod: Casts a fireball that deals damage to entities, but not blocks (25sec cooldown)
  3. Breeze Rod: Toggles levitation, allowing you to move in the air horizontally, but not vertically (2sec cooldown)
• Frail Body: -10% XP gain to all skills except Magic
• I Put on My Robe and Wizard Hat: Can only wear Leather Armor, Elytra, and Turtle Shell

Adjusted Cleric Trades

To make early-game more tolerable with enchantments locked behind Magic levels, Potions play a larger role.

Clerics may now offer:

• 1x Blaze Powder for 3x Emeralds at level 3
• 1x Nether Wart for 6x Emeralds at level 4
• 1x Dragon Breath for 8x Emeralds at level 5

You can disable adjusted Cleric trades in config.json!

Installation (server or client)

Players who wish to play on your server that is running simpleskills can join with a vanilla client.

1. Download the Mod
2. Install Fabric API
3. Place the mod in the mods folder (client: C:\Users\Username\AppData\Roaming\.minecraft\mods)

Uninstallation

1. Delete simpleskills.jar & simpleskills folder from mods
2. Delete simpleskills.db from the world data folder C:\Users\Username\AppData\Roaming\.minecraft\saves\World_Name\data

Commands

• /simpleskills togglehud - Toggles the tab menu (MULTIPLAYER) HUD on or off
• For singleplayer the keybind to enable or disable HUD is TAB by default, can be rebound in Options -> Controls -> Key Binds... -> simpleskills at the bottom of the menu
• /simpleskills ironman enable - Enables Ironman mode
• /simpleskills reset <username> - Resets all your skill levels and class
• /simpleskills addxp <target> <skill> <amount> - Add XP to a player skill [OP only]
• /simpleskills setlevel <target> <skill> <amount> - Sets the level of a player skill [OP only]
• /simpleskills getlevel <target> <skill/total> - Gets the level of a target's skill or total level

Class Commands

• /simpleskills class revoke <target> - Remove the class (also resets primary skill to level 0) [OP can target other players]
• /simpleskills class set <target> <class> - Sets a target's class [OP only]
• /simpleskills class get <target> - Gets a target's class
• /simpleskills class perks <class> - Lists the perks a class has
• /simpleskills class list - Lists all classes
• /simpleskills perkinfo <perkname> - NOT IMPLEMENTED

Performance

• Lightweight: No server ticks
• Only the HUD is client-tick-based in Singleplayer
• Skills saved per world in saves/<WorldName>/data/simpleskills.db

Customization

Edit JSON files generated in /mods/simpleskills/ to:

• Adjust XP scaling (base_xp.json)
• Customize skill requirements (tool_requirements.json, armor_requirements.json, etc.)

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AI Disclaimer: simpleskills utilizes code that has been generated with openai-gpt-4o, claude.ai, and mistral.ai.

Disclaimer: simpleskills ("Software") is provided as-is without any warranty. We are not responsible for any data loss or damage. Back up your worlds before using mods. By using this Software, you accept these terms.