Signs of Life is a sci-fi survival sandbox platformer you can play alone or with friends in online co-op multiplayer. Explore a procedurally generated world, discover hand-crafted locations, and uncover the story of the life that was here before you. Mine for ore, build a base, and craft armor, weapons and gadgets to help you thrive on an inhospitable world. Along the way, you'll meet strange (and some familiar) creatures, some of which don't even want to kill you and eat your corpse.Travel across the expansive surface of the planet Osiris, descend into caves in search of resources, and discover unfamiliar creatures and places to investigate. Discover hand-crafted ruins and research facilities within the procedurally generated landscape, and gear up for expeditions farther from home.Turn ore, plants and materials gathered from alien wildlife (including organs) into weapons, armor and gadgets. Build and furnish a base, set up crafting stations, and turn your discoveries into equipment for your next expedition.Your colony ship, the Hephaestus, never reaches its destination. With your questionable AI companion AGIS, you'll investigate what happened and discover the history of the intelligent life that was on Osiris before you. Scan alien inscriptions, search abandoned facilities, and follow clues through ancient ruins to piece together the planet's past.Play alone, or set out with a team of friends in online co-op. Gather supplies, build a shared base and explore dangerous locations together. Divide up the work, try different loadouts, and help each other prepare for whatever you find next.