Graphene

Changes the game's code in 12 areas: Rendering and graphicsChanges 11 game code files in this area: drawing mobs, items, particles and textures on screen., Blocks and fluidsChanges 6 game code files in this area: how blocks, fluids and redstone work., Mobs and their behaviorChanges 5 game code files in this area: mobs, animals, villagers, projectiles and how they move and act., Game coreChanges 3 game code files in this area: the main loop, lighting and other code the whole game uses., World generationChanges 2 game code files in this area: terrain, biomes and structures made when new land is created., User interfaceChanges 2 game code files in this area: menus, screens, tooltips, the chat window and the in-game overlay., Inventory and itemsChanges 2 game code files in this area: items, chests and other containers, crafting and enchanting., Game optionsChanges 2 game code files in this area: settings, key bindings and the option screens., PlayerChanges 2 game code files in this area: your character: movement, abilities, hunger and controls., Server and world logicChanges 2 game code files in this area: the world, commands, scoreboards, saved data and game rules., World renderingChanges 1 game code file in this area: drawing the terrain, sky, clouds and weather. and Game data and resourcesChanges 1 game code file in this area: recipes, tags, advancements, language files and other game data..

Adds 1 block: Example Block; 1 item: Example Item.

Counted from the names and data files in the mod, so the list may not be complete.