Uploaded June 2015 | Updated September 2026, 1 week ago
In this video we analyzed sources of the hopper duplication bug and design a micro duplication farm, that is able to duplicate any item in the game.
MCEdit Schematic link: bit.ly/hopper_duper
It is a two high, one wide design, thus easily stackable.
Referenced videos:
Ilmango: youtube.com/watch?v=K67yeuE6c2w
docm77: youtube.com/watch?v=tnf5oodlyWE
Please use the design only for the research purposes, since its a genuine bug and shouldn't be abused.
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Contact me on Twitter: twitter.com/gnembon_mc
Resource Pack: Minecraft HD 64 minecraftforum.net/forums/mapping-and-modding/resource-packs/2209477-minecraft-hd-64x-5-17-fixes
(With modified bedrock texture)
Music used:
- Holberg Suite musopen.org/music/2658/edvard-grieg/holberg-suite-op-40-string-orchestra-arr
In this video we analyzed sources of the hopper duplication bug and design a micro duplication farm, that is able to duplicate any item in the game.
MCEdit Schematic link: bit.ly/hopper_duper
It is a two high, one wide design, thus easily stackable.
Referenced videos:
Ilmango: youtube.com/watch?v=K67yeuE6c2w
docm77: youtube.com/watch?v=tnf5oodlyWE
Please use the design only for the research purposes, since its a genuine bug and shouldn't be abused.
----------
Contact me on Twitter: twitter.com/gnembon_mc
Resource Pack: Minecraft HD 64 minecraftforum.net/forums/mapping-and-modding/resource-packs/2209477-minecraft-hd-64x-5-17-fixes
(With modified bedrock texture)
Music used:
- Holberg Suite musopen.org/music/2658/edvard-grieg/holberg-suite-op-40-string-orchestra-arr

![[Patched in 1.11] Minecraft translocator - railway combo. Flexible and fast transport system.
Very fast and flexible transportation system for Minecraft 1.9 and 1.10. Combines the speed of ragou42 translocator with flexibility of traditional railway system. You can built a very robust metro, tube - like transport system using these ideas.
World download below:
bit.ly/minecraft_metro
ragou42 translocator:
https://www.youtube.com/watch?v=g-CXSDgjcG4
Recorded with Minecraft 1.10.2 Optifine and 1.10 Carpet Mod.
Minecraft IGN: gnembon
Find me on Twitter: http://twitter.com/gnembon_mc
Resource Pack: Minecraft HD 64 http://www.minecraftforum.net/forums/mapping-and-modding/resource-packs/2209477 with modified bedrock texture
Music:
Kevin MacLeod, Carefree: http://freemusicarchive.org/music/Kevin_MacLeod/Calming/Carefree [Patched in 1.11] Minecraft translocator - railway combo. Flexible and fast transport system.](https://i.ytimg.com/vi/qRB0Gf4pIhw/mqdefault.jpg)
![Piglin Bartering at 800000 items/h like a BOSS. [Fun Farms 33]
Today we have 33th Episode of Fun Farms, where I show three relatively simple setups for properly bartering with piglins:
- for small farms with hopper transfer limits
- very simple medium general purpose bartering setup for most users at 120k items / hour, and
- massive sorting system suitable for large technical servers at 800k items per hour (1.16 rates), or 550k items / hour (1.16.2+ rates)
World Download (1.16.1 and 1.16.2+ setups):
https://bit.ly/ff33_bartering
Please note that 1.16.2 require much less sorters because of the limited loot that piglins return. Check this link for new bartering ratio of items: https://drive.google.com/file/d/1j82gMSXVeqlbF-4XPAGtUm_kotLWWfLK/view
One note - the finalized loot tables provide with 3500 items / piglin, meaning you still need to have at most 2 piglins to trade on a single sorting system, but you can have 5 piglins if you have a double hopper item removal pointing into 2 independent hopper pipes and sorting systems (5*3500 is 17500 items/h, which is just below 18000 that two sorters can handle)
Iskulls gold farm available at:
https://bit.ly/ff31gold
Recorded with Minecraft 1.16.1 Carpet Mod 1.4 and 20w28a quick-carpet
Carpet Mod with Scarpet API:
https://github.com/gnembon/fabric-carpet
https://github.com/gnembon/carpet-extra
https://github.com/gnembon/quick-carpet
https://github.com/gnembon/scarpet
Carpet Mod for 1.12:
https://github.com/gnembon/carpetmod112
Minecraft IGN: gnembon
Find me on Twitter: http://twitter.com/gnembon_mc
Intros/Outros by Reye and TDL
Music:
Edvard Grieg - Holberg Suite. https://musopen.org/music/2658/edvard-grieg/holberg-suite-op-40-string-orchestra-arr/ Piglin Bartering at 800000 items/h like a BOSS. [Fun Farms 33]](https://i.ytimg.com/vi/re3OKwY2UKs/mqdefault.jpg)


![Minecraft 1.16.3: Automatic Shulkerboxes - Vacuum and Restock [scarpet app]
Today I showcase how you can implement ability for shulkerboxes in player inventory to automatically suck in items from outside as well as restock stacks in players hotbar, saving us a great deal of hassle when handling massive numbers of items.
The app can be downloaded from the following repository (requires carpet 1.4.12+):
https://github.com/gnembon/scarpet/blob/master/programs/survival/shulkerboxes.sc
direct download link:
https://raw.githubusercontent.com/gnembon/scarpet/master/programs/survival/shulkerboxes.sc
To install it, you need to run carpet 1.4 on Minecraft 1.15.2 or 1.16:
https://github.com/gnembon/fabric-carpet/releases/tag/v1.4-homebound
Create a scripts folder in your world and place it there.
For detailed instructions how to install and run scarpet scripts, check the following page on the scarpet wiki:
https://github.com/gnembon/fabric-carpet/wiki/Installing-carpet-scripts-in-your-world
Previous video on managing player inventory with scarpet apps:
https://www.youtube.com/watch?v=g7Ku73ElDBs
Xisumas explanation:
https://www.youtube.com/watch?v=FMu8T8KriQY
Recorded with Minecraft 1.16.3 with Carpet Mod 1.4.12
Carpet Mod with Scarpet API:
https://github.com/gnembon/fabric-carpet
https://github.com/gnembon/carpet-extra
https://github.com/gnembon/scarpet
Carpet Mod for 1.12:
https://github.com/gnembon/carpetmod112
Minecraft IGN: gnembon
Message me on Discord: https://discord.gg/d4gagnU
Find me on Twitter: http://twitter.com/gnembon_mc
Intros/Outros by Reye and TDL
Music:
Wolfgang Amadeus Mozart. Clarinet Quintet in A, K. 581. By William McColl:
https://musopen.org/music/2389/wolfgang-amadeus-mozart/clarinet-quintet-in-a-k-581/
Amilcare Ponchielli - La Gioconda, Dance of the Hours, by Markus Staab
https://musopen.org/music/32505-la-gioconda/ Minecraft 1.16.3: Automatic Shulkerboxes - Vacuum and Restock [scarpet app]](https://i.ytimg.com/vi/sEQPMNN5UGk/mqdefault.jpg)



![Minecraft 1.11 - Cramming-safe mob chambers. For 200+ mobs [Redstone Shorts 3]
Mob chamber design for mob traps with easy access that allows to store up to 200+ mobs in one place with the maxEntityCramming rule set to default 24. The capacity depends mostly on the type and behavour of a mob (stable 170 blazes, 200+ skeletons).
It doesnt prevent them 100% for dying, so dont use it to store your mending villagers, or other favourite pets.
Recorded with Minecraft 1.11 schnapsshot.
Minecraft IGN: gnembon
Find me on Twitter: http://twitter.com/gnembon_mc
Resource Pack: Minecraft HD 64 http://www.minecraftforum.net/forums/mapping-and-modding/resource-packs/2209477 with modified bedrock texture
Music:
Wolfgang Amadeus Mozart. Clarinet Quintet in A, K. 581. By William McColl:
https://musopen.org/music/2389/wolfgang-amadeus-mozart/clarinet-quintet-in-a-k-581/ Minecraft 1.11 - Cramming-safe mob chambers. For 200+ mobs [Redstone Shorts 3]](https://i.ytimg.com/vi/u8QMn9r2xQQ/mqdefault.jpg)
![Simple, Cheap, Efficient - IRON Farms for 1.14.4 [Fun Farms 28]
Today we have 28th Episode of Fun Farms, where I explain how iron farming works in 1.14.4 using the panic mechanics, and show how to build a few simple, cheap and extremely game-friendly designs that require almost no power to run, yielding 4600 items / hour using only 1.4ms/tick on a i7700k type server, meaning you can very easily stack them up for more.
World downloads (unzip for both worlds, contains mob detection ranges visualization scripts, but these require scarpet (comes with carpet) to run) (1.14 and 1.15):
http://bit.ly/ff28iron
For updated 1.16+ designs check:
http://bit.ly/ff34_iron_farms
and check the following video:
https://www.youtube.com/watch?v O6q53zmCMY
Recorded with Minecraft 1.14.4-pre5
Carpet Mod for 1.13.2 / 1.14.4-pre5(fabric) with Scarpet API:
https://github.com/gnembon/fabric-carpet
https://github.com/gnembon/carpetmod
https://github.com/gnembon/scarpet
Carpet Mod for 1.12:
https://github.com/gnembon/carpetmod112
Minecraft IGN: gnembon
Message me on Discord: https://discord.gg/d4gagnU
Find me on Twitter: http://twitter.com/gnembon_mc
Intros/Outros by Reye and TDL
Music:
Edvard Grieg - Holberg Suite. https://musopen.org/music/2658/edvard-grieg/holberg-suite-op-40-string-orchestra-arr/ Simple, Cheap, Efficient - IRON Farms for 1.14.4 [Fun Farms 28]](https://i.ytimg.com/vi/vMSiholH_lc/mqdefault.jpg)