Games like Geocore

Jumpdrive is a sandbox space sim set in an alternative future heavily inspired by classic 80s sci-fi. Fight, trade and explore in a massive procedurally generated galaxy of millions of planets and stars. Amass money and power, upgrade and purchase new ships, and one day create your own small fleet with a base to call home.

Overload is a Sci-Fi shooter game with both single-player and multiplayer modes, offering an engaging story campaign across 15+ atmospheric levels and various customization options. With 16 upgradeable weapons, over 20 robot types, and a pulse-pounding soundtrack, this game delivers intense action, awesome graphics, and high replayability, including Challenge Mode and survival challenges. However, be prepared for some grinding.

QANGA is a role-playing space sandbox featuring seamless exploration of an entire solar system with no loading screens. It offers single-player, co-op, and PvP modes with ingenious mechanics and delightful visuals, though it involves significant grinding and contains numerous bugs. Play solo or with friends in this evolving early access universe.

"Iron Rebellion is a mech combat game with fully interactive cockpits and physics-based interaction. Engage in cross-platform online combat with customizable mech classes and loadouts. Experience advanced movement and six official large-scale environments, with many more from the community."

"Hardcore Mecha" is a 2D side-scrolling action game with mech combat. Players can customize their mechas with various weapons and abilities, and engage in intense battles in single-player campaign or multiplayer modes. The game features a thrilling story of war, camaraderie, and betrayal in a world on the brink of collapse. However, the game has been criticized for its steep learning curve and lack of tutorials.

SpaceBourne 2 is an upcoming open-world space combat simulation game that allows players to explore, trade, and fight across procedurally generated galaxies. Players can build and customize their spaceships, recruit crew members, and engage in various missions and activities. The game promises improved graphics, more complex mechanics, and a richer narrative compared to its predecessor.

"Void Destroyer 2 is a open-world space sandbox game set in a desolate asteroid field, where you must survive by engaging in combat, managing tactics, and making strategic decisions. Start from humble beginnings and rise to power as a mercenary, pirate, bounty hunter, or entrepreneur, building your own trading or mining business. The game offers a wide range of freedom for players to choose their own path to domination, including the option to fight hard or negotiate your way to the top." NO INFORMATION AVailable about release date or developer/publisher.

Overload Playable Teaser is an early demo of the six-degree-of-freedom shooter game, Overload, offering a single-player-style level and two Challenge Mode levels. The full version will feature a single-player campaign with upgradable ships and weapons, multiple robots and bosses, a story by the writer of Freespace 2, and both multiplayer and expanded Challenge Mode. This teaser provides a taste of these features in the final game.

Close Order is an arcade shooter with one simple goal: become a badass armada! In this mashup of genres, defeat enemies for parts to build up an armada of ships around you. Fight from a distance, charge headfirst into battle, or create a mix of anything and everything. You decide how to play!

Steredenn: Binary Stars is an expanded version of the award-winning shoot 'em up game, Steredenn, offering infinite replayability through intense boss fights, randomly generated environments, and a vast arsenal of weapons. Play solo or with a friend in local co-op mode, choosing from 5 playable ships, each with unique abilities. The game provides quick, intense sessions featuring rock-hard boss battles that will keep you coming back for more.