OpenBlox 0.7 can be downloaded from our website for free. This free software is an intellectual property of The OpenBlox Team. The most popular version among the program users is 0.6. OpenBlox lies within Games, more precisely Simulation.
From the developer:
OpenBlox is a free, open-source (soon-to-be networked) game development kit similar to ROBLOX and Blockland. It has a modular, plugin-based architecture, Lua scripting support, and Python plugin support (in development).
OpenBlox it is also very easy to use and has a friendly interface.
You may want to check out more software, such as Kudos, Martin M130 for FSX or FS2004 or Short S5 Singapore I for FSX or FS2004, which might be related to OpenBlox.