Games like Diana Cave Adventure (ZX Spectrum)

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.

"Terracotta" is a first-person exploration game where players take a short walk and gather their thoughts. The game features text alluding to depression, serving as a creative expression of the developer's personal feelings. Players use WASD and mouse to move and look around, closing text with the left mouse button and quitting with ESC. The game was made using Unity, First Person AIO Pack, and Yarn Spinner, with SFX credit to various sources.

"One Dreamer" is a single-player indie game that follows a disillusioned game developer, JR, seeking to create a groundbreaking and meaningful experience. Using unique "Dreamer" abilities, players navigate a surreal game world, combining various coding mechanics with action-adventure elements. The narrative-driven gameplay delves into JR's struggle to find purpose and success while pursuing his dream project.

In Heaven Dust, you wake up in a zombie-infested mansion, formerly a research center for the "Heaven Dust" virus. To escape, you must conquer your fears, gather items, solve puzzles, and uncover the sinister truth behind the virus. Initially discovered in the blood of a primitive tribe in New Guinea, the virus was moved to the USA, where the StarDust subsidiary continued the deadly research. Now, the disaster is spiraling out of control.

A free-to-play retro style survival horror game that resembles classics from the Playstation 1 era.

Space Moth DX is a shoot 'em up game with intense arcade action and a brand new DX Mode for bullet dodging challenges. The rebalanced Arcade Mode is suitable for beginners looking to get started with bullet hell games. With over 30 giant insects armed with lasers and various control options, it offers a satisfying scoring system and ultimate control for an engaging gaming experience.

"Monument" is a single-player fantasy shooter game featuring old-school FPS gameplay with huge hordes of monsters and an arsenal of weapons. Each level is unique, offering new challenges and enemies. The game boasts excellent graphics, a stellar soundtrack, and unique features such as a teleport gun and donar station for ammo. It's a fun and exciting game that will keep you engaged with its challenging levels and epic battles.

Named the "Best PC Metroidvania You Didn’t Play of 2013" by Matthew Zulawski of metroidvanias.com and listed as a notable game in indiegames.com's Top 10 Indie Horror Games of 2013, the game sees players unravel the mystery uncovered by a remote interplanetary mining operation. What did they find? What threat does it pose? And ultimately, what does it truly mean to be a hero?

Syder Arcade is a fast-paced, old-school shoot 'em up game that pays homage to Amiga games of the 90s. It offers a challenging and uncompromised experience with no coins or grinding, focusing on player skill and dodging a barrage of enemy fire. With its fierce action and classic design, Syder Arcade provides a nostalgic trip back in time for seasoned players and a benchmark for newcomers to the genre.

"Sublevel Zero Redux" is a roguelite 6-degrees-of-freedom shooter set in a procedurally generated underground facility. The Redux expansion introduces a restructured campaign, new enemies, difficulty modes, starting classes, and VR support for Oculus Rift and HTC Vive. It is recommended to use a traditional game controller for the VR mode, as VR controllers are not compatible.