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The Repopulation - SciFi Sandbox MMORPG by Above and Beyond Technologies
An action-adventure video game set in an open world environment. Overthrow General Di Ravello's brutal regime in the most creative and explosive ways you can imagine. Developed...
The Powder Toy is a desktop version of the classic 'falling sand' physics sandbox game, it simulates air pressure and velocity as well as heat!
Everybody Edits is a live, multiplayer platform game, where you can build levels for your friends, or with them!
The Blockheads - Exploration, mining, crafting and building sandbox game for iPhone, iPad and iPod touch. What will you do?
Fleet-Up.com - Fitting, Doctrine, and Fleet Management for EVE Online - the Science Fiction MMO Computer Game set in Space
A repository of algorithms. Execute them on our server and see them run. Anyone can edit and contribute.
Project Spark.org is the biggest Community Site for Microsoft Studios, Team Dakota game Project Spark.
Java, Ruby, AJAX, PHP, MySQL, Apache, Linux, Freebsd, Unix ...
.NET sandbox for developers to quickly try out code and share code snippets.
Rising World is a voxel-based open world sandbox game, featuring a procedurally generated world, playable in single and multi-player
From the Depths official site
Games by -rava. Home of Mutilate-a-Doll.