Alternatives to Explorium for all platforms with any license

Minecraft

Minecraft is a sandbox game that revolves around using building blocks to create anything you want. At night, monsters come out; make sure to build a shelter before that...

Commercial $ $ $ Mac Windows Linux Android iPhone ... Android Tablet BSD Windows Phone iPad Oculus Experiences Kindle Fire FreeBSD NetBSD OpenBSD
Moddable Single player Community based Exploration ... Kid friendly Multiplayer Text Mode web browser Add a feature

736 Like
Minetest

Minetest is a near-infinite-world block sandbox game and a game engine, inspired by InfiniMiner, Minecraft, and the like.

Free Open Source Mac Windows Linux Android Android Tablet ... BSD
Multiplayer Lua mods Community based Exploration ... Moddable Multiple languages Add a feature

102 Like
Terraria

Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. The world is your canvas and the ground itself is your paint. Inspired by...

Commercial Mac Windows Linux Android iPhone ... Android Tablet iPad Kindle Fire
Crafting Exploration Moddable Multiplayer ... Open World Procedurally generated Add a feature

154 Like
Garry's Mod

Garry's Mod is a Sandbox Game based around the idea of building. Unlike most other games there aren't any objectives - you can't lose and you definitely...

Commercial Mac Windows Steam SteamOS
2D and 3D physics Community based Hi-fi sound No Root Required ... Open World Run file in a Sandbox Add a feature

64 Like
Roblox

Roblox allows you to create games, build whatever you want with lego-like bricks, play other games made by users of the community, and even participate in the economy by...

Freemium $ $ $ Mac Windows Android iPhone Android Tablet ... Windows Phone iPad HTC Vive Kindle Fire Gear VR Xbox
Free to play Built-in Level Editor Multiplayer Scripting ... 2D and 3D physics Kid friendly Mobile friendly Multiple Account support Options trading Paypal integration Social media integration Add a feature

42 Like
Terasology

Terasology (started under the name Blockmania) is an open source project started by Benjamin “begla” Glatzel to research procedural terrain generation and efficient...

Free Open Source Mac Windows Linux
Modular System Add a feature

18 Like
Voxelands

The Fun-Focused Free Software Voxel World Game. Voxelands is a sandbox construction game based on Minetest.

Free Open Source Mac Windows Linux
Free to play Infinite World Multiplayer Single player ... Windows XP Compatibility Add a feature

16 Like
Creativerse

Creativerse is a sandbox adventure game set in a beautiful yet treacherous world shrouded in mystery.

Freemium Mac Windows Wine Steam
Android Sync Photographic filters Windows XP Compatibility Add a feature

12 Like
King Arthur's Gold

KAG is a game about mining, building castles and destroying your enemies. It is a side-scrolling 2D action multiplayer war game with focus on building, constructing...

Freemium Mac Windows Linux
Multiplayer Add a feature

42 Like
Stonehearth

Stonehearth is a game of exploration and survival in an epic fantasy setting. Build your town, care for your hearthlings, and defend against marauding invaders.

Commercial Windows Linux Wine Steam Amazon
No features added Add a feature

6 Like
TrueCraft

A completely clean-room implementation of Minecraft beta 1.7.3 (circa September 2011). No decompiled code has been used in the development of this software.

Free Open Source Mac Windows Linux
Open World Add a feature

6 Like
Blockland

Blockland is a non-linear sandbox game with no set goals, giving players the freedom to design and construct elaborate structures. Styled as a tiny minifigure, players...

Commercial Mac Windows Steam
Multiplayer Portable Add a feature

12 Like
Mythruna

Mythruna is a game under construction combining extensive world building, crafting, and sandbox elements with just a touch of role-playing. When completed, Mythruna will...
- Discontinued The latest version is over 6 years old. See http://mythruna.com/download-now/20120627-release-notes/
Free Mac Windows Linux
No features added Add a feature

17 Like
The Blockheads

Night is falling and your blockhead is freezing. You haven't yet made shelter and your campfire has gone out. All you have is a spade, some wood and a few...

Free Android iPhone Android Tablet iPad
Third person perspective Add a feature

12 Like
SurvivalCraft

You are marooned on the shores of an infinite blocky world. Explore, mine resources, craft tools and weapons, hunt and make traps. Build a shelter to survive nights and...

Freemium Windows Android iPhone Windows S Android Tablet ... Windows Phone iPad Kindle Fire
Infinite World Add a feature

47 Like