Halcyon Data & Essence Mod (1.21.11, 1.21.1) – Build Magitech Factories Powered
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
Halcyon Data & Essence Mod introduces magitech automation and forgotten history to your world. The mod blends magical energy with mechanical factories…
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Halcyon Data & Essence Mod introduces magitech automation and forgotten history to your world. The mod blends magical energy with mechanical factories, guiding you through ancient puzzles and lost knowledge. You explore strange structures to uncover data tablets and piece together secrets from the past. New transport tools and machines help you construct production lines while listening to the evolving music of your workshop.
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Features:
- Magitech Machinery: Harnesses Tidal energy through specialized devices to power your automated production lines.
- Data-Driven Progression: Guides you through tiers of technology using exploration and puzzle-solving rather than simple crafting tables.
- Traversal Tools: Adds handy mobility gear, including a grappling hook, to help you climb mountains and cross dangerous gaps.
- Thematic Blocks: Supplies decorative building sets made from copper, obsidian, and other materials for your base.
- Forgotten Structures: Spawns hidden ruins and outposts throughout the world that guard valuable knowledge and tablets.
- Song of the Factory: Plays an evolving soundtrack that reacts and builds as your industrial base grows.
- Adds transport nodes and cables to route items and materials across your workshop.
- Includes useful utility equipment to assist with gathering resources and tinkering with contraptions.
- Contains multiple tiers of progression that take your factory from early manual setups to advanced automation.
Cross-Mod Compatibility:
- Applied Energistics 2: Lets you process crystal materials inside Tide-driven machines.
- Mekanism: Adds specialized nodes and cables to transfer chemical fluids across your base.
- Refined Storage: Unlocks faster recipes for crafting core storage items.
- Oritech: Lets you synthesize alloys in the Synthesis Chamber at half the usual resource cost.
- Malum: Allows the Resonance Receptor to track down rare targets and process harvest loot.
- Pastel: Converts artistic goods into potent sources of Tidal power.
- Primal Magick: Helps mages detect distant shrines using the Resonance Receptor.
- Opalescence: Adds opal variants of Traversite Road blocks.
- EMI: Shows recipe trees with progression-based visibility so story secrets remain hidden.
Screenshots:







Halcyon Data & Essence Mod Download Links
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.11, 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Downloads as 530423.mcaddon
- Download size: 9.7 MB
- Download link checked 21 Oct 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.