
KeyEffects
Press a key & get an Effect
Screenshots



About this Mod

📖 Description
KeyEffects is a simple modification that adds new keybindings. Therewith you can give yourself effects or execute options like set your gamemode to creative or survival.
List of Keybindings
Preset:
- NUM_0: Clear all Effects
- NUM_1: Speed III
- NUM_2: Jumpboost
- NUM_3: Night vision
- NUM_4: Strenght
- NUM_5: Godmode (Resistence as hight that you don't die)
- NUM_6: Waterbreathing
- NUM_7: Invisibility
- NUM_8: Absorption
- NUM_9: Saturation
- NUM_ADD: Gamemode Creative
- NUM_SUB: Gamemode Survival
- NUM_MULTIPLY: Gamemode Spectator
- NUM_ENTER: Time set Day
Not-Defined:
- NONE: Give Commandblock
- NONE: Clear Inventory
- NONE: Set Spawnpoint
- NONE: A little Surprise for you ;)
- NONE: Time set Night
- NONE: Weather sunny
- NONE: Playsound: Good
- NONE: Playsound: Bad
- NONE: Give Killer Sword
- NONE: Redstoner preset (gives you basic items and blocks to build redstone circuits)
- NONE: Fighter preset
- NONE: Miner preset
- NONE: Spawn Herobrine
- NONE: Spawn Iron Golems
- NONE: Clear all (clear inventory, effects and weather)
You can define this under "Controls" > "KeyEffects"
📷 Presentation

🎮 My other mods!
Available Versions
How to Install KeyEffects on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set forge Loader
In the panel under "Egg", select the forge loader and matching Minecraft version (1.12.2).
Install Mod
Open the mod browser in the dashboard and search for "KeyEffects". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.12.2, 1.12.1, 1.12 (+2 more)
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
KeyEffects server crashes on startup – what to do?
Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.12.2). You can switch loaders with one click in the panel.
Is KeyEffects compatible with forge?
KeyEffects officially supports forge for Minecraft 1.12.2, 1.12.1, 1.12. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with KeyEffects – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if KeyEffects consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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