There are 4 repositories under minecraft-data-pack topic.
The Minecraft Technology Based Datapack
A Minecraft datapack maker and editor for 1.15 – 1.20.4 data packs
The source code for The Creeper's Code, an extensive Minecraft datapack designed to improve the vanilla survival experience.
Ambient sounds for Minecraft.
Burning entities/items such as torches or lanterns emit light!
One Player Sleep Data Pack for Minecraft 1.13 to 1.16
A data pack for Minecrafters who like playing without monsters.
Bible Datapack for Minecraft 1.14
A Minecraft Datapack creator and editor
Hostile mobs dig out of the ground or poof into existence when they spawn!
The compiler for the CraftLang programming language
A Minecraft data pack that adds programmable turtles
SimplEnergy is a simple Energy Datapack created to add simples energy mechanics in your survival world. It is also created to help the development of Energy Datapacks, it was made as a template for whoever wants to create its own
Stardust Fragment is a very advanced Adventure & Technology Minecraft data pack created to add a very special experience to the game.
A vein miner datapack for Minecraft.
Data Pack to make Shulkers respawn in End Cities. Works on Minecraft 1.13 onwards
Multiple hoe functionalities datapack for Minecraft.
A Minecraft datapack that emulates a MIPS processer
Essential functionality for vanilla Minecraft servers and Realms
Player Head Drops data pack for Minecraft 1.14++ using player entities loot tables
Time and season system datapack for Minecraft.
a Compiler that compiles python code into Minecraft datapack functions
Humanoid mobs get new variants through over 85 custom player heads or unused vanilla mobs! No Resource Pack needed!
A collection of data packs to add a custom battle royale game mode to any Minecraft world!
复合台阶 原版模组 / A minecraft datapack (vanilla mod)
Minecraft datapack for lazy string/wool/carpet/sponge/etc crafting
Data pack for playing the minigame Musical Blocks in vanilla Minecraft.
Minecraft Data pack Library for handling custom durability on every damageable item (vanilla & custom).
Improving Minecraft vanilla bees mechanics.