Games like Holdfast

"Survivalist: Invisible Strain" is an open-world game about building a community after civilization's collapse. Recruit survivors by earning their loyalty or fear, and manage their needs for food, warmth, and safety from dangers. Interact with living characters who have unique personalities, remember your actions, and give quests. This is the sequel to "Survivalist," but no prior knowledge of the first game is needed.

"Ice Station Z" is a first-person shooter game set in a remote Antarctic research facility. Players must survive and uncover the truth behind a mysterious infection that has turned the staff into zombie-like creatures. With limited resources and a vast, open world to explore, players must navigate through treacherous environments, battle against hordes of the undead, and solve puzzles to progress through the story.

"The Long Dark is an exploration-survival game set in a frozen wilderness after a geomagnetic disaster. Players must manage resources and face the challenges of harsh weather and dangerous wildlife to survive. The game features both a stand-alone Survival Mode and a story-driven Wintermute Mode."

"TRAPPED is a action-packed game that can be played as a single-player or with upsets to 2 players in both co-op and PVP modes. In a post-apocalyptic world, players must work together to capture critical points and survive against mutant creatures and the army, who are determined to eradicate all. The game features robust mechanics and allows friends to join at any point through Steam."

"Frozen State" is a survival game set in a man-made ice age, where you must repair your transport and survive in a vast, randomly generated world filled with humans, military groups, and alien hybrids. With a deep crafting system, diverse enemies, and the goal of repairing your transport while uncovering the city's story, the game offers rogue-like and normal modes, and features three main characters. Dynamic weather conditions and a large open world complete the experience.

"Survive the Nights" is a post-apocalyptic, first-person survival game. Players must scavenge for resources, craft tools, and build shelters to survive zombie attacks and harsh weather conditions. Cooperative gameplay and a focus on realism, such as complex crafting and day-night cycles, set this game apart.

"Arctico is an open-world, 2-player co-op game featuring base building, exploration, and collection of resources. Customize your base and equipment, and take care of plants and experiments to upgrade. Discover the island's locations and secrets, and enjoy the exceptional atmosphere, music, and visuals, but be prepared for bugs and grinding."

Northern Lights is a first-person survival experience in which you step into the shoes of a ranger, sent on a Siberian island to investigate the disappearance of the crew in charge with a secret facility, whose contact with homeland was lost due to abnormal weather conditions.

ROKH is a science fiction open-world survival game set on Mars, featuring co-op and PvP gameplay for up to 2 players in local multi-player or massively multiplayer. Developed by experienced game designers, ROKH offers a realistic and immersive experience with fabricated visuals, where players must work together to scavenge, build, and survive in a persistent world. However, the game is known for its grinding and numerous bugs.

In "Undying - Kingdom," Anling fights to lead her son Cody through a zombie apocalypse and her own infection, with their survival dependent on the player's choices and interactions with various characters. Every decision impacts the story's outcome, making for a unique and potentially tragic journey. Trust is fragile, and the line between friend and foe blurs in this brutal world.