Garry's Mod AlternativesOnly apps categorised as Game Development Tools

The best Game Development alternative to Garry's Mod is Roblox, which is free. If that doesn't suit you, our users have ranked more than 25 alternatives to Garry's Mod and three of them are Game Development Tools so hopefully you can find a suitable replacement. Other interesting Game Development Tool alternatives to Garry's Mod are nanos world and Core Games.

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Garry's Mod alternatives are mainly Game Development Tools, but if you're looking for Sandbox Games or Crafting Games you can filter on that. Other popular filters include Android Tablet, Android, iPad, Windows + Free and Sandbox Games. These are just examples - use the filter bar below to find more specific alternatives to Garry's Mod.
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Alternatives list

  1. Roblox icon

    Roblox

     99 likes

    Online platform for user-generated 3D game development and world building, customizable avatars, multiplayer experiences, trading, virtual currency, content sharing, achievements, collaborative projects, safe moderation, and a wide variety of games for all ages.

    62 Roblox alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • HTC Vive
    • Kindle Fire
    • Playstation
    • Xbox
    • Meta Quest
    • Samsung Galaxy Store
    Roblox screenshot 1
     
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    5
    Roblox vs Garry's Mod Comments
    Top Positive Comment
    Guest
    0

    it is good becasue it have 3d features and its so much fun to play roblox

    Top Negative Comment
    shaneo
    -1

    Roblox is more web based, cannot choose server, bc, etc.

    northhypper
    1

    Garry's Mod runs better than roblox

    3 of 5 comments
    • Roblox is Freemium and ProprietaryGarry's Mod is Paid and Proprietary
  2. nanos world icon

    nanos world

     5 likes

    Play in unique, community-made game modes, create custom addons with Lua, and import assets from Unreal Engine 5. Host your own server and enjoy endless gaming possibilities with friends!

    7 nanos world alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Steam
    nanos world screenshot 1
     
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    2
    nanos world vs Garry's Mod Comments
    Shak
    Positive
    1

    nanos world is a worthy successor of Garry's Mod!

    HAK3R4LIFE
    Negative
    -1

    unreal engine 5 was so bad, we still use unreal 4.

    • nanos world is Free and ProprietaryGarry's Mod is Paid and Proprietary
    • nanos world is a Game Development Garry's Mod is a Sandbox Game
  4. Core Games icon

    Core Games

     7 likes

    Core is an endless universe of games and worlds designed by a global community of creators. It's a radically accessible game construction kit, content exchange, and game-playing platform, all in one.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Windows
    • Online
    Core Games screenshot 1
     
3 of 3 Garry's Mod alternatives