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Best Game Mod Loaders in 2026

A game mod loader provides a way to load mods or plugins for supported games. Start by comparing supported games and platforms with the titles and systems you use, then look at mod loading method, dependency handling, and load-order control. Mod profiles and plugin support can help distinguish how loaders organize a setup. Free-plan availability and paid-from pricing are additional points to check. MelonLoader, SMAPI, and BepInEx are among the entries, alongside ModTek and MWSE. Compare the listed details with the games you play and the kind of mod setup you want to manage.

  1. 1

    BepInEx

    Free plan Open source APILinuxMac+1

    BepInEx provides mod loading and plugin development tools for several game frameworks. Check the game's compatibility and choose a build carefully, especially where stable support matters.

    9.3 Free plan Visit site
  2. 2

    Baldur's Gate 3 Script Extender

    Free plan Open source APILinuxWindows

    The extender offers scripting, debugging, and logging capabilities for Baldur's Gate 3 modding. Check the game-version requirement and license condition before using or distributing related work.

    9.2 Free plan Visit site
  3. 3

    MelonLoader

    Free plan Open source AndroidLinuxMac+1

    MelonLoader provides a free route to loading mods and plugins in Unity games, with guidance for Windows and Linux use. Android and Oculus Quest support is still marked as work in progress.

    9.0 Free plan Visit site
  4. 4

    Cyber Engine Tweaks

    Free plan LinuxWindows

    Cyber Engine Tweaks provides scripting, modding, and developer tools for Cyberpunk 2077. Install RED4ext first, and expect to restart the game after changing its patches.

    7.3 Free plan Visit site
  5. 5

    Everest

    Free plan APILinuxMac+1

    Everest provides mod loading, installation options, and debugging tools for Celeste across Windows, macOS, and Linux. Check the game-store limitation, and note that Olympus may fail.

    7.3 Free plan Visit site
  6. 6

    Hollow Knight Modding API

    Free plan LinuxMacWindows

    Hollow Knight Modding API is a focused dependency for Hollow Knight mod setups, with mod loading and ordering support.

    7.3 Open source Visit site
  7. 7

    Hell2Modding

    Free plan MacWindows

    Hell2Modding provides a game-specific framework with mod profiles and load-order control.

    7.2 Free plan Visit site
  8. 8

    ModTek

    Free plan LinuxMacWindows

    ModTek provides startup loading, dependency handling, and load-order control for BattleTech mods.

    7.2 Open source Visit site
  9. 9

    SMAPI

    Free plan AndroidLinuxMac+1

    SMAPI provides mod-loading tools and creator resources for Stardew Valley, with a free plan.

    7.2 Free plan Visit site
  10. 10

    Fallout 4 Script Extender (F4SE)

    Free plan Windows

    Pick F4SE if you mod Fallout 4 on Windows using a Steam or GOG version and need expanded scripting support.

    7.1 Free plan Visit site
  11. 11

    MWSE

    Free plan LinuxWindows

    MWSE gives Morrowind mod authors expanded scripting options, event hooks and diagnostic output. Its unsandboxed mod model and required dependencies are important considerations before installation.

    7.0 Free plan Visit site
  12. 12

    Satisfactory Mod Loader

    Free plan LinuxWindows

    Choose SML if you want a free framework for loading Satisfactory mods, with multiplayer support and developer helpers. Use the Satisfactory Mod Manager for installation.

    6.9 Free plan Visit site
  13. 13

    RED4ext

    Free plan Windows

    RED4ext provides plugin loading and SDK tools for modders working with Cyberpunk 2077 scripting. Check its Windows focus and plugin build requirements before setting up a plugin.

    6.8 Free plan Visit site
  14. 14

    REDmod

    Free plan Windows

    REDmod combines mod creation tools with ways to install, deploy, and manage supported mods for Cyberpunk 2077.

    6.8 Free plan Visit site
  15. 15

    Sonic

    by Sonic
    Free plan LinuxSelf-hosted

    Sonic provides a focused search backend with language-aware query features and multiple integration options.

    6.8 Open source Visit site
  16. 16

    Northstar

    Free plan LinuxWindows

    Choose Northstar if you own Titanfall 2 on PC and want community servers, custom content, or tools for running a server.

    6.7 Free plan Visit site
  17. 17

    ScriptHookVDotNet

    Free plan Windows

    Choose ScriptHookVDotNet if you want to build Grand Theft Auto V Story Mode scripts in .NET on Windows PC, with guided APIs and documented common uses.

    6.7 Free plan Visit site
  18. 18

    Venice Unleashed

    Free plan LinuxWindows

    Choose Venice Unleashed if you own Battlefield 3 and want community mods, private servers, or a separate environment with everything unlocked.

    6.7 Free plan Visit site
  19. 19

    Starfield Script Extender

    Free plan Windows

    Pick SFSE if you play Starfield on Windows through Steam and need additional scripting capabilities or plugin support.

    6.6 Free plan Visit site
  20. 20

    Ultimate ASI Loader

    Free plan Windows

    Choose Ultimate ASI Loader if you want a free way to load ASI plugins into a supported Windows game. Look elsewhere if you need load-order control, mod profiles, or dependency handling.

    6.6 Free plan Visit site
  21. 21

    xOBSE

    Free plan LinuxWindows

    xOBSE offers Oblivion modders expanded scripting without permanent changes to the game executable on disk.

    6.6 Open source Visit site
  22. 22

    xNVSE

    Free plan Windows

    xNVSE provides expanded scripting for supported Windows editions of Fallout: New Vegas without permanent executable changes. Installation and game-version restrictions require careful attention.

    6.2 Free plan Visit site
  23. 23

    Hades Mod Importer

    Free plan MacWindows
    6.1 Free plan Visit site
  24. 24

    Unity

    Free plan

    Choose Unity if you want a free Java Edition resource pack that keeps Minecraft’s traditional look while adding subtle visual changes.

    6.1 Free plan Visit site
  25. 25

    CLEO

    Paid iPhoneWindows

    CLEO offers script-based modding across a range of listed games, with plugin and scripting tools for developers.

    5.4 Open source Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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