[Discover] OpenCity, another free 3D city simulator http://www.opencity.info/ (linux games game opensource)
 [Discover] LincityWiki http://lincity-ng.berlios.de/wiki/index.php/Main_Page (opensource games linux simulation)
 [Discover] Open Dynamics Engine - home http://www.ode.org/ (physics programming library games)
 [Discover] Lincity - A City Simulation Game http://lincity.sourceforge.net/ (games opensource simulation simulator)
 [Discover] Danger from the Deep http://dangerdeep.sourceforge.net/index.html (games simulator war opensource)
 [Discover] ns-3 project http://www.nsnam.org/ (network simulation project simulator)
 [Discover] Fantastic Contraption: A fun online physics puzzle game http://fantasticcontraption.com/ (physics games science fun)
 [Discover] GNS3 | http://www.gns3.net/ (simulator network emulation tools)
 [Discover] Celestia: Home http://www.shatters.net/celestia/ (astronomy science freeware software)
 [Discover] HMS Press Release http://web.med.harvard.edu/sites/RELEASES/html/072208Gunawardena.html (biology lisp programming toread)
 [Discover] Virtual Stock Exchange http://vse.marketwatch.com/Game/Homepage.aspx (stock business money math)
 [Discover] Jennifer Government: NationStates http://www.nationstates.net/ (politics games simulation game)
 [Discover] Our Lives, Controlled From Some Guy's Couch - New York Times http://www.nytimes.com/2007/08/14/science/14tier.html?ex=1344830400&en=2300cf446929c707&ei=5 ... (philosophy matrix science future)
 [Discover] The Network Simulator - ns-2 http://www.isi.edu/nsnam/ns/ (network simulator research opensource)
 [Discover] DEFCON - Introversion software http://www.everybody-dies.com/ (games windows strategy war)
 [Discover] Ptolemy II http://ptolemy.berkeley.edu/ptolemyII/ (ptolemy programming framework java)
 [Discover] Motorsport Website http://motorsport-sim.org/ (simulation game)
 [Discover] Human-age, come and hunt dinosaurs. http://www.human-age.com/ (games simulation)
 [Discover] Qucs http://qucs.sourceforge.net/ (electronics simulation electroniccircuitsimulator tools)

 [Discover] Open CASCADE Technology http://www.opencascade.org/ (cad programming linux modeling)
 [Discover] The City - [home] http://thecity.sourceforge.net/index.html (source thecity simulation open)
 [Discover] Spore http://spore.ea.com/ (games fun new flash)
 [Discover] Phun - 2D physics sandbox http://www.acc.umu.se/~emilk/ (physics simulation games science)
 [Discover] PeaceMaker Home :: PeaceMaker - Play the News. Solve the Puzzle. http://www.peacemakergame.com/ (games politics gaming activism)
 [Discover] Sokker http://online.sokker.org/ (simulator game)
 [Discover] Intopia, Inc. http://www.intopiainc.com/overview.html (simulator business gaming)
 [Discover] Bygfoot : A Football Management Game for Linux http://bygfoot.sourceforge.net/ (simulator opensource game)
 [Discover] eBattlefield http://www.ebattlefield.org/ (games aviation simulation)
 [Discover] CombatSim http://www.combatsim.com/ (games aviation simulation)
 [Discover] Gene Pool http://www.swimbots.com/ (games biology fun science)
 [Discover] Cellular Automata Blue Cells http://grant.robinson.name/projects/cellularAutomata/blueCells.htm (science life math simulation)
 [Discover] Physics Simulation Forum http://www.bulletphysics.com/Bullet/wordpress/ (physics engine opensource programming)