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One-Click DreamWorld Opensimulator for Windows

The Outworldz DreamGrid is a free, pre-packaged Windows-compatible virtual reality Opensimulator system that is easy to install, easy to run, and powerful. It it free and is open source.

Anyone can run their own grid from home or at work. DreamGrid automatically configures routers for the Hypergrid with Plug and Play. It is preconfigured for the Hypergrid, and has the "Diva" version of OpenSim Diva’s WiFi admin interface running in Grid mode. It takes just one click to launch and enjoy the seamless border crossings and Second Life compatibility.

You can finally have an easy-to-use virtual world with HyperGrid capability, automatic backup and easy-to-load simple OpenSim Archive (OAR) and Inventory (IAR) files.

Preconfigured, ready to run HyperGrid server/client
No more messy INI file editing!
Free Dynamic DNS system in the domain
Auto-Updater and Automatic Backup
uPnP Universal Plug and Play Router configuration
Free Icecast/Shoutcast server for broadcasting your own music and voice!
Robust Grid mode
Non-Player-Character Enabled
Diva's Web-based Wifi Panel
Autoconfigured MySQL Database
Built-in download/install of curated OAR and IAR files
Drag and Drop IAR and OAR files to your sim
Router and Firewall Diagnostics
Extra modules - Voice, Gloebits Economy, Birds, Tides, Partners, Auto-Teleport Signs, Auto restart
Help menus and Instructions


Download DreamGrid Installer  64 bit Windows. Save to an empty folder and run it

One click installer for Opensimulator Server

Or just download and extract this zip file and click Start. All binaries and DLLS are digitally signed by Outworldz, LLC and are virus-free.

Here are Beta and older Versions.   Source Code is AGPL licensed at -

How to Start and how to log in:

You need to create a new grid, which will take some steps to complete.  The Startup page shows you how to do this.

help Screen for IOpensim 


Usually you can just run the Help-Network Diagnostics and it will tell you what to do. And you can troubleshoot manually, Open Ports, or Add Loopback. There is a Step-By-Step guide, too.

The zip file should be extracted into a new folder, then click Start.exe. Answer a few questions to create your first avatar and it is ready to go. Switch between Bullet, ODE and UbODE physics engines with just a click.

You can also create multiple regions, give them any name and make them any size, and if you are non-commercial, get a free Vivox voice account.

Much more info is available online for those who want to add more sims or change the world.

You can comment (see way below) if you have questions or want to pass on tips.

You will get faster answers by using the  Mewe Opensimulator Dreamwold and Dreamgrid group.  There is also a Facebook Support page, and a Twitter account.

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Gigabytes of free content included

There are 110 regions of ready-to-go, curated and free content that you can load with just a click. You can also travel the Hypergrid and collect things to build your new world.

Included Content

Want to help? Please contribute your OAR and IAR files at this link. It needs to be in a zip file, with a text files with description, Author, any credits and any Creative Commons license or other license you want to include.  Stolen items will not be accepted.

Click to upload Content

Conference Center by Linda Kellie is licensed as CC-0. It a good starting place for a online conference. Visitors can select from male and female clothing and enter a conference room

Fantasy Island by Linda Kellie is licensed CC-0 and is relaxing and pretty.

Garden By The Sea by Waving Girl is a NPC rich home, with a pet dog, turtles, birds, and rabbits. There is a treasure on the island.

Habitat39 by Garry Beaumont is licensed as CC-BY-NC-SA. The anti-gravity house is being held in place by an old fashioned anchor.

LonelyIsland By J.P. van de Giessen
Shipwrecked on a small island with only some coconuts to feed yourself, a good way of spending your vacation.
Creative Commons Naamsvermelding-NietCommercieel-GelijkDelen 3.0 Nederland license (

Alpha Station by Lost World is licensed as CC-BY-NC-ND.
Alpha Station

Maya Pyramid was built by Dave Pentecost.
Includes large houses with courtyards, small thatched palapas, and a model of the Temple of the Inscriptions Maya pyramid from Palenque, Mexico.

Stormhaven Port Aurora by Arcadia Asylum is licensed as CC-NC

Universal Campus by Nebadon Izumi. His web site is a treasure chest of goodies at

Undersea Observatory by Justin K. Reeve is is a virtual world archive of an undersea observatory which is shared to allow others to use this marine biology build for OpenSim. For additional information, please see:

Western Town by Linda Kellie has a western store with clothing, jail and other role-play goodies.

Fantasy Island by Lost World is licensed as CC-BY-NC-ND.
Fantasy Island
Tropical Paradise Dance Club by Lost World is licensed as CC-BY-NC-ND.
Fantasy Island by Lost World


This work would not be possible without all the thousands of contributions of the Opensim community.

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