What is CustomModelData and how does it work?
How one vanilla item can become a katana, mug, chainsaw, or any other model without mods.
Read articleMinecraft Resource Pack Wiki and Tool Guides
Guides to every tool on the site, plus articles on resource packs, item commands, data packs and running events on a roleplay server.
Start here
What CustomModelData does, where files go inside a pack, and how to name custom items so a growing server keeps track of them.
Resource pack structure
Where textures, models, blockstates, armor layers and item definitions belong in a modern pack.
Read articleUnique RP items with string IDs
Why a giant list of numbered CustomModelData values breaks down, and how a readable string ID in custom_data fixes it without giving up the model hook.
Read articleHow to name custom items without duplicates
A category + family + variant pattern for internal IDs, visible names, and visual hooks that survives a server growing past a handful of items.
Read articlePacks, textures and round builds
The resource pack generator, the skin and texture editors, and the planners for spheres, circles and domes.
How to Use the Minecraft Resource Pack Generator
A step-by-step guide: choose a version, add items, blocks and armor, upload textures, preview the result, and download the ZIP.
Read guideSkin editor
How the classic 64x64 layout works, what the overlay layer is for, and why painting directly on the model helps with sleeves, hats, and boots.
Read articleTexture painter
How texture size changes detail, workload, and readability, and how to move exported PNGs into the resource-pack generator.
Read articleHow the Sulfur Cube's texture works
What we found inside the real Minecraft 26.x client jar: two texture layers, no editable model, and how to paint a replacement skin.
Read articleSphere generator
Choosing between circles, domes, hollow shells and solid spheres, and building them layer by layer.
Read guideCircle & dome planner
How to lock the footprint first, use ring thickness on purpose, and move from a 2D plan to a dome profile without guessing.
Read guideCircle, ring, arch, dome or sphere?
How to tell which part of a build is really round, pick the lighter planner, size the radius and test the outline in game.
Read articleCustom items, potions and trades
Potion and villager trade commands, item model definitions, and a catalog that keeps a growing item list in order.
Custom potions
How to build a potion with potion contents, custom effects, bottle color, lore, CustomModelData, and a give command for the right Minecraft version.
Read articleCustom villager trades
How Offers, Recipes, prices, rewards, limits, CustomModelData, and summon commands work.
Read articleItem model builder
When to use model, select, range_dispatch or condition, and how to place the definition in the items folder cleanly.
Read guideselect, range_dispatch or condition?
Choosing the branch type of an item definition: named states, numeric thresholds or yes/no conditions, with three worked examples.
Read articleCustom item catalog
How to keep IDs, display names, base items and pack hooks readable once a server ships more than ten custom items.
Read guideBooks, dialogue and event UI
Written books and letters, chat and title messages, and bossbars for state every player shares.
Book & letter builder
Written books, letters, notes and contracts built page by page, with the give command for the version you play.
Read guideBooks players actually read
One beat per page, choosing the object before the first sentence, quest props from contracts to clues, and what signing a book changes.
Read articleDialogue builder
tellraw lines, titles, subtitles and action bar beats for Minecraft scenes, and when each channel fits.
Read guideDialogue players actually read
Pacing lines during live play, choosing the channel, and keeping scene text readable in a busy chat.
Read articleReadable server announcements
tellraw, title, subtitle and action bar announcements that players can still read in the middle of an event.
Read articleBossbar builder
What each of the seven /bossbar commands does, colors and styles, where to run them, and how to remove a bar cleanly.
Read guideBossbars for events and countdowns
When a bar beats chat and titles, four patterns for RP events, and a countdown for command blocks or a data pack.
Read articleItem commands and components
How /give changed with data components in 1.20.5 and again in 1.21.4, why old commands break, and custom items without hand-written JSON.
Components instead of NBT
What changed in item commands in 1.20.5, an old command next to its component version, and what breaks first on a live server.
Read articleWhy your /give command fails
Checking the target version first, the errors that break /give most often, and how to read the red error text.
Read articleCustom item builder guide
Building a custom item command step by step: base item, name and lore, a hidden ID in custom_data, item_model and model slots, and checking the item in game.
Read guideFrom a Blockbench model to an item
The four parts of a custom model pipeline, where the model lives in the pack, and how the item points to it.
Read articleCustom weapons with their own stats
Choosing the weapon role and base item first, then attack damage, attack speed and a visual that makes it readable.
Read articleData Components architecture
A deep explanation of how Mojang split visible text, hidden state, and model identity into explicit components.
Read articleMigrating packs to 1.21.4
A practical checklist for moving old NBT-heavy pack workflows into the modern component format.
Read articleData packs, loot and progression
Loot tables, recipes, advancements and enchantments as data pack files, plus economy and progression design for RP servers.
Data packs vs commands
Why loot tables and recipes cannot be made with a command, and the 1.21 folder rename that silently stops packs from doing anything.
Read articleHow loot tables roll
Pools, rolls and number providers, and why weight of 10 is not a 10% chance — the reason most "broken" tables are actually just mispriced.
Read articleWhy a recipe does not show up
Pattern padding, item tags as ingredients, and the two JSON format changes that make a copied example fail for no visible reason.
Read articleAdvancements as a quest system
Why the trigger that never fires is the backbone of custom quests, and the reward that finally puts a recipe in the recipe book.
Read articleHow to randomize Minecraft enchantments & attributes
Basic vs advanced randomization, and /give vs a loot table entry with the ranges baked in as number providers.
Read articleWhich enchantments can't combine, and why
Every vanilla incompatibility group, treasure-only enchantments, and why level caps are a command-side choice, not a wall.
Read articleRP economy with custom_data
How to stop forged notes, passes, and tokens from slipping into your villager economy.
Read articleRP progression on a Paper server
Artifacts, upkeep loops, class branches, restrictions and admin controls for progression without client mods.
Read articleOur plugins and mods
Built for the Cube in Square server. ArmorHide and Chest Helper are public on Modrinth, DarkMage and Mechanism are available on our Patreon, and HeadHunter runs only on our server.
Mechanism Plugin
A machine-body RP system with Gear Heart transformation, oxidation upkeep, copper metabolism, jetpacks, lasers, storm charge, and admin tuning.
Read articleDarkMage Plugin
Maximum health as the price of magic, blood bottles, curses, rituals and artifacts. Available on our Patreon.
Read articleHeadHunter Plugin
A progression system built around Hunter's Fang upgrades and dozens of creature powers, with deliberate restrictions and death-loss balancing.
Read articleArmorHide mod
A client-side Fabric mod that hides or fades the armor on players, so skins and costumes stay visible in RP scenes. On Modrinth.
Read articleChest Helper mod
A client-side mod that remembers the containers you opened and turns them into a searchable item list. On Modrinth.
Read articlePath Reference
| Type | Pack path | Example name |
|---|---|---|
| Item | assets/minecraft/textures/item | diamond_sword.png |
| Block | assets/minecraft/textures/block | oak_planks.png |
| Item model | assets/minecraft/models/item | custom_diamond_sword_1.json |
| Blockstate | assets/minecraft/blockstates | crafting_table.json |