Popular games for platform Sinclair ZX81
ZX Chess II is an improved version of ZX Chess I, a single-player chess game. In addition to the features of the previous version (custom board setup, printing etc.), the code enhancements include additional difficulty level, faster move calculation and an option for the player to ask the program to suggest a move.
Ten 1K Games is a collection of ten games and programs that contains: Survival: A program that sees you sat on the screen watching bombs explode around you, seeing how long you can survive. Typing: A typing tutor that allows you to select the speed of the program before typing the letter or number that flashes on a keyboard on the screen. Reverse: A puzzle game where you have a row of mixed up numbers from one to nine and you have to select how many numbers to reverse to put the row in order. Night Rally: You move up a road and you have to move left or right to avoid hitting the sides. Airstrike: A plane flies above a target from left to right at different heights and you have to press P to try to bomb it. Crocodile Swamp: A plane flies above a target from left to right at different heights and you have to jump out and move left or right to land on the target. Missile Chase: A missile flies at the top of the screen and you control the speed (normal or fast) of an Exocet to intercept the missile. Moonlander: Your craft falls down the screen and you have to move it left or right to land on a landing pad. Music: A program that lets you listen to a tune. Invader Dodge: Invaders move downwards and you have to move left or right to avoid hitting them.
Scram - 81 is a clone of the arcade game Scramble which is viewed from the side with the screen scrolling left to right constantly. You have to fly a spaceship above the surface of a planet bombing ground targets while shooting or bombing missiles with your laser. As you fly, your fuel level decreases but you can bomb fuel dumps to increase it. If you hit a missile or the surface then you lose one of three lives.
The ZX Spectrum port of Boulder Dash.
3D Grand Prix (for the ZX81 with 16K memory expension module) is a racing simulator with a first person view. You race against others on random generated track. You have to accellerate, brake, steer and switch (6) gears.
Subespaço is a game for the Sinclair ZX81 where you are the commander of the subspace ship Pegasus and your mission is to dismantle the enemies' supply network, depriving them of their vital supplies.
You have five days to escape from the Oracle's Cave and gather as much treasure along the way as possible.
To clear the level, you must destroy all the UFOs while avoiding falling bombs and blocks. Blocks cannot be destroyed by your own bullets, but will disappear if hit by an enemy bomb.
The classic Defenders (Atari 2600 and other platforms) but then in a first person 3D perspective. This game is to be run with a 16K expansion module. You fly over a planet and have a proximity radar indicating where (left-right) an enemy is. Your radar can show false hits when meteorites fall down. The enemies go down and you get points (250) if you shoot them before they reach the ground. The enemies will shoot at you and you will have to try to prevent being hit. If an enemy reaches the ground and can fly up and away again you loose points (50). You have a shield which can take take 10 hits. With either one of the keys q-t moves you left-down. y-p right-down. a-g left-up, h-newline right up. z-m shoots the laser. Using two keys at once allows you to move non-diagonal.
An unofficial port of Atari's Centipede made by Jeff Minter in the early years of Llamasoft.
USS-Enterprise is an unofficial strategy game based on Star Trek, where you are James Kirk, and your mission is to destroy all Klingon ships in the galaxy.
In this surreal platformer, released in 1985 for the Commodore 64 and ZX Spectrum, you have been transformed into a bird, and must fight to save the human race from the invading Kremins by exploring an expansive world and collecting useful items.
A unique platformer with twist. While being chased by a giant blob you need to gather fuel and a rocket on the right platform. After this you can fly, over water, to the left platforms to gather jewels. Given the capabilities of the ZX81 an wonderfull game in "high-res".
An obscure compilation consisiting of six games for the ZX81.
Endurance is a motorcycle racing simulation game released in 1985 for the Amstrad CPC and Sinclair ZX Spectrum. Up to five players compete in turn-based races across various tracks, managing speed, endurance, and strategy. The game features alternating turns and was praised for its realism and challenge.
QS Defender is a side scrolling shooter that although it is inspired by it, lacks many features of the arcade game Defender. This version is constantly scrolling left to right and there is no option to turn around and move in the opposite direction. The player can move up and down, fire and use thrust to increase the movement speed forward. There is only one enemy type and each one killed is worth 100 points. Enemies appear in waves. At the start there are just a few but as the player progresses it gets more hectic with up to eight enemies on the screen at once. The player has nine ships. When getting hit the screen goes black for a few seconds before it starts again with a clear screen and one ship less. Once all ships are lost the game has to be restarted through basic.
10 Games is a collection of games and programs on one tape. The collection contains: Klingons: You are a spaceship returning from a mining expedition and you have run into a Battlefleet of Klingons but you have no guns so with your shield you must ram them all. The game is viewed from above with you scrolling down the screen and the Klingons scrolling upwards. You receive extra points for any Battleships or Motherships that you hit. Crash-Landing: Your spaceship has been hit by a meteor and you are prepared for a crash landing on a planet with the only control you have is using your rockets. The game is text only and you see your fuel levels, velocity, height and the time. Simon: Based on the classic game where the computer shows you a sequence of colours and you have to input the same sequence. Every time you get the sequence correct, the computer adds another colour to the same sequence. Artist: A drawing program that allows you to draw pictures and shapes on the screen with a cursor. UFO: A row of UFO's sit on the top of the screen and your spaceship scrolls from the left of the screen below them, firing one shot at a time to remove parts of the UFO's. Every time you hit a UFO you score a point and you start scrolling from the left of the screen again. Missing a UFO or hitting the right side of the screen loses you points. Code: Based on the game Mastermind, the computer thinks of a 4 digit number and you have to guess it within a set number of guesses. Once you enter a number the computer tells you which number is correct in the right place and which number is correct in the wrong place. Asteroids: Your spaceship has hit an asteroid field and like the game Klingons you have no gun but instead of ramming the asteroids you must avoid them for as long as possible. Bomber: The game is viewed from the side as you watch a Bomber fly from left to right across the screen. The land is below with a dam on it and you must drop a bomb to hit the dam. Each dam that you see appears in a different location. Kaleidescope: This is program based on the toy where you see dots moving about the screen making symmetrical shapes. There is no interaction from the player. Guillotine: A two player game based on the pen and paper game Hangman but instead of saving your self from being hanged you must stop yourself from getting your head chopped off by a Guillotine. Player One enters a word and Player two has to type in letters to guess the word. Get a letter right and it appears in the word but get it wrong and a Guillotine starts to appear.
Program Pack 4 is a double games pack that contains: Breakout: Based on the arcade game where the aim is to remove all the bricks at the top of the screen by moving a bat left or right below and bouncing a ball upwards. If you let the ball pass your bat then you lose one of three lives. Brikthru: Moving a bat left or right and bouncing a ball upwards, you clear the screen with a ball going through a shaded area and bouncing off the top and sides of the screen. If you let the ball pass your bat you lose one of thee lives.
Arcade Action is a collection of five games which include: Overtaker: The aim of the game is to drive up the screen passing as many cars as you can in two minutes to get the highest score you can. You can move your car left or right, and increase your speed but you can't slow down and the faster you drive the quicker your score increases. If you hit other cars then you stop which also stops your score increasing. Missile Man: Based on Galaxians, you must move your craft left or right at the bottom of the screen to blast and destroy the aliens above moving left and right. The aliens will drop missiles on you and occasionally an alien will move down the screen. If you are hit by a missile or an alien then you lose one of three lives. Spacefighter Pilot: Your crippled Mothership is orbiting a planet but the planet residents are firing missiles upwards to destroy it. You control a crosshair at the top of the screen and you must move left or right and hit the missiles. If your Mothership is hit too many times then it is game over. Greedy Gobbler: In this Pac-Man clone you must move about a maze eating all the dots while avoiding ghosts who are out to kill you. If you touch a ghost then you lose one of three lives but there are four power-pills that can be eaten to allow you to eat the ghosts for a limited time. Extra Terrestrial: Your mission is to destroy the whole world before a timer reaches zero. You move across the screen to the right above a map of the world. Pressing keys 1 - 8 fires a missile and the number you press determines the range of the missile.
Alerta Vermelho is a game where you need attack the enemy planet using the lasers and bombs you have and, at the same time, defend yourself.
Gunfight is an unofficial port of the classic Atari VCS game where a cowboy at either side of the screen, moving up and down for the Sinclair ZX81.
Stinger is a tank-shooter with several enemies, levels, power-ups and items to pick.