Games similar to Warpfire.io include FlightGear, which is free and open source. Other options are Outer Wilds, No Man's Sky, EVE Online and Space Engine. There's no shortage of Exploration Games like Warpfire.io, with more than 100 alternatives for Windows, Linux, Mac, Android and iPhone.
Cosmic Expansion is an exciting 2D space shooter where you take on the role of a seasoned space pilot tasked with destroying waves of enemy spaceships. Your goal is to defeat as many enemies as possible while avoiding enemy fire and mines.
Star Traders 4X Empires is a civilization building game based on the Star Traders RPG. Discover more than 100 lost technologies, upgrades, and ship components as you reclaim the Star Traders’ heritage and discover the future.
United States
AutoPBW is a desktop client for PBW used to upload and download game files for Space Empires and other turn-based strategy games supported by the website. It's a (hopefully more user friendly) replacement for both SJ's autohost and se5a's autoclient.
XTherion is an application that serves as a graphical front end for Therion. Therion itself works entirely with text-based files, but much of the data needs to be generated graphically, so XTherion is one example of how it might be done. It is written in Tcl/Tk.
Survive in outer space! Together with your immortal chicken, discover the truth behind your sudden spaceship crash. Craft tools, pilot vehicles, and even control space stations to survive and explore the wreckage.
Russia
TradeWars 2002, also known as Trade Wars 2002 or TW2002, is a space game developed starting in 1984 and continuing through the 1990s by Gary Martin for play as a BBS door game, with later versions developed by John Pritchett both for BBS and, starting in 1998, a devoted game...
Space Shooter X is a free browser-based arcade game where you battle enemy ships, survive endless waves, and defeat powerful bosses—all playable instantly online.
India
Re-live the excitement of classic arcade shooters on your iPhone, iPad or in your living room on Apple TV.
Space exploration adventure RPG where you command the crew of a massive battleship in a story driven sandbox universe. Work under the guidance of your violent and nihilistic companion to destroy the sensor network guarding a mysterious planet.
United States
Imperium is a game of intergalactic exploration, warfare, and economics. Imperium has no set goal, and fairly flexible rules about what you can do, thus, while a single player could run their own game just for the fun of exploration, they would be missing out on most of the...
