Forge Mods for Minecraft 1.21
Browse 16 free Forge mods for Minecraft 1.21 — popular picks include Survival island, Reliable Replacer, Hydrological (Overworld Terrain & Biomes).
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Survival island
Try to survive in a world made up of islands!
Reliable Replacer
A lightweight utility for replacing one block with another, both during worldgen and afterward.
Hydrological (Overworld Terrain & Biomes)
Overworld biome and terrain fantasy-style worldgen mod.
Monumental Experience - Creatures Across the World
Monumental Experience V: Creatures Across the World expands the series with Cobblemon and Aether integration, living biomes, and exploration-driven progression—creating a survival world focused on discovery and long-term building.
Pumpkin Survival House
Adds a Pumpkin Survival House, a small and cozy starter home built inside a giant pumpkin.
Over the Sky | Floating Islands, Mobs and Many Secrets!
Survive in a world made up entirely of floating islands! Discover all the secrets, mobs, and hidden biomes.
Void One Block
A world type that turns Minecraft into a true void survival experience — while keeping progression, structures, biomes, and mod compatibility intact.
Pixelmon Wild Realms
Explore a vibrant world of wild biomes, magical ruins, and epic adventures. Catch, train, and battle in a beautifully enhanced Pixelmon survival experience full of exploration and discovery.
StarSky Shaders
A shader pack with fast shaders, new structures, new biomes, and way more!!!
Isekai DX
A magic survival RPG modpack inspired by isekai anime. Explore new biomes, dimensions, and face survival challenges.
EBFsmp
The mod includes new biomes, decorations, tools and armor.
A Crazy Adventure: Science & Survival
A blocky landscape with forests, mountains, a backpacked character facing a machine, and a purple Nether portal under bold white title text.
RealmsQuest
RealmQuest - Fabric, designed for players who love epic adventures with original dungeons, bosses, and spells. It features expanded biomes, new tools.
SurvivalReborn
Survival Reborn enhances Minecraft survival with dynamic terrain, new biomes, and unique mobs, offering fresh challenges and gameplay mechanics. Explore, craft, and survive in a world full of adventure, ancient secrets, and powerful items!
The Afterdark Mod (1.21.5, 1.20.1) – Gather Exclusive Resources And Face Challenges
The Afterdark Mod introduces a challenging, resource-rich dimension that stretches 384 blocks tall and is shrouded in darkness. This hardcore dimension is filled with unique biomes, treacherous dungeons, and abundant resources. Features: Adds a 384-block tall dark dimension filled with exclusive resources Unique biomes and dungeons that reward exploration Complex world generation adds challenge and […]
Ark
An ARK-inspired survival modpack for Minecraft. Explore a dangerous world full of dinosaurs, prehistoric creatures, fossils, technology, and adventure inspired by ARK: Survival Evolved. Survive, evolve, and conquer nature.