Java Mods

Open-source Java projects categorized as Mods

Top 10 Java Mod Projects

  1. Slimefun4

    Slimefun 4 - A unique Spigot/Paper plugin that looks and feels like a modpack. We've been giving you backpacks, jetpacks, reactors and much more since 2013.

  2. Stream

    Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.

    Stream logo
  3. Cardinal-Components-API

    Component API to add external data to objects.

  4. FancyMenu

    Source code for FancyMenu.

  5. MysticalAgriculture

    Adds Resource Crops, Armor, Tools, and other cool things!

  6. QuickCarpet

    Powerful toolbox with ultimate control for technical Minecraft

  7. FlowUpdater

    The free and open source solution to update Minecraft.

  8. webdisplays

    WebDisplays mod for Minecraft 1.12.2

  9. InfluxDB

    InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

    InfluxDB logo
  10. ExtendedCrafting

    Adds some new ways to craft items, as well as extra crafting items and utilities.

  11. MinecraftInjectionAPI

    A simple API using MCP deobfuscation mappings helping you to inject mods at runtime

  12. unreal-archive

    Unreal series games mod community content indexer, static site generator, and related tooling.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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Java Mods related posts

  • "Worlddownloader mod" opening is looking very sketchy - Can anyone confirm if this is save to use?Looking for a mod to download my base on a server. Further information in Picture Descriptions.

    2 projects | /r/feedthebeast | 12 May 2023
  • hmmm

    1 project | /r/Minecrafthmmm | 25 Sep 2022
  • Auto crafter

    1 project | /r/minecraftsuggestions | 6 May 2022
  • I updated my mod and want some opinions on it!

    1 project | /r/feedthebeast | 24 Sep 2021
  • A mod I have been working on to add more use to netherite!

    1 project | /r/Minecraft | 5 Sep 2021
  • About Dream's 1.16.1 19:24 files that he had released

    1 project | /r/DreamWasTaken | 26 Dec 2020
  • A note from our sponsor - Stream
    getstream.io | 10 Jul 2025
    Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure. Learn more →

Index

What are some of the best open-source Mod projects in Java? This list will help you:

# Project Stars
1 Slimefun4 1,039
2 Cardinal-Components-API 188
3 FancyMenu 174
4 MysticalAgriculture 161
5 QuickCarpet 134
6 FlowUpdater 102
7 webdisplays 99
8 ExtendedCrafting 72
9 MinecraftInjectionAPI 68
10 unreal-archive 46

Sponsored
Stream - Scalable APIs for Chat, Feeds, Moderation, & Video.
Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.
getstream.io