ModsJava
Envelope
Letters. Packages. And Pigeons to deliver them across the world. Free Minecraft Java mod for 1.21.1.
I don't know my version or loader
Open the Minecraft launcher and look at the profile you play on — it names both, like fabric-loader-1.21.4. The version also shows in the bottom-right corner of the game's main menu.
No loader in the profile name? Then it's plain Minecraft, and these mods won't run — you need Fabric or NeoForge installed first.









Pigeon Mail
Letters, Packages, Deliveries and more...
The mod is not finished yet, but close
Currently planned features include:
- General polishing
- Exposure integration
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Feedback needed!
Cool ideas and suggestions are always welcome! Especially if they are clearly presented and well argued.
Or maybe something is not right? Let me know through github, discord, dms or comments.
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Currently, backports (to 1.20.1 or else) are not planned.
Updates to newer Minecraft versions will come eventually, when the mod will be in a solid state.
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Enjoying the mod? Your support would allow me to continue working on it and on other mods!
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Check out my other mods:
Verified by MCModsHub
- Ships as envelope-fabric-1.21.1-0.5.2.jar — drop this file into the mods folder
- Download size: 1.1 MB
- Download link checked 27 Aug 2026 — working
These come from our own check of the pack file, not from the source page.











