Commodore Horizons (GB)

Commodore Horizons was a British magazine dedicated to Commodore computers, published monthly by Sunshine Books (issues 1-16) and Scot Press (issues 17-27). Earlier issues covered a broad range of topics including technical issues and video games, and later issues were mostly games oriented. A total of 17 issues were produced, from Dec 83/Jan 84 to Mar 1986. In Apr 1986 the magazine changed its name to Commodore and Amiga Horizons, which was incorporated into Commodore Computing International in Jun 1986. The editors were Graham Cunningham (issues 1-7), Brendon Gore (issues 8-13) and Christopher Jenkins (issues 14-27).

Download all programs from this magazine on one disk:

CommHorizons.d64

59 programs

Program	Author	Requirements	Files	Info
Minefield Issue 1 (Dec 1983/Jan 1984), Pages 18-20.	Pete Gerrard	Unexpanded	minefield.prg Screenshot	Minesweeper game. Find a path to the top-right corner of the screen without hitting any mines. An expanded version was published in Issue 3. Controls: I (up), M (down), A (left), D (right).
Moles Issue 1 (Dec 1983/Jan 1984), Pages 39-40.	Martyn Frederickson	Unexpanded	moles.prg Screenshot	Kill the moles by dropping bombs on their molehills. Controls: F7 (drop bomb).
Light Sound Issue 1 (Dec 1983/Jan 1984), Page 43.	Richard Barton	Super Expander+3K	light snd se3k.prg Screenshot	Graphical demo, produces random noise and high resolution shapes. Controls: None.
Creating 3D Graphics Issue 1 (Dec 1983/Jan 1984), Page 43.	Marc Sinclair	Super Expander+3K	create 3d se3k.prg Screenshot	Tiny program that displays a 3D high resolution pattern. Controls: None.
Alien Attack Issue 2 (Feb 1984), Pages 26-28.	John Wilson	16K expansion	alienattack 16k.prg Screenshot	Aliens are attacking from the bottom of the screen. Shoot them with your constantly moving ship. You must hit each ship in the centre, otherwise your bullets will bounce off their shields. Controls: Z (left), X (right), Return (fire).
UFO Issue 2 (Feb 1984), Pages 41-42.	Mark Manns	Unexpanded	ufo.prg Screenshot	Shoot the UFO as many times as you can in 2 minutes. Controls: Z (left), C (right), M (fire).
Blockbuster Issue 2 (Feb 1984), Pages 47-51.	Paul Hope	Unexpanded	blockbuster.prg Screenshot	Character editor, uses a 2x3 block of characters in multi-colour mode. Controls: Cursor keys (move), C (set pixel to char colour), A (set pixel to aux colour), S (set pixel to screen colour), B (set pixel to border colour), E (return to start menu).
Astro Wars Issue 2 (Feb 1984), Pages 51-52.	David Jones	Unexpanded	astro wars.prg Screenshot	Galaxians game. Shoot the aliens before they destroy your base. Controls: Joystick.
Singing Roller Canary Issue 2 (Feb 1984), Page 52.	Richard Barton	Unexpanded	roller canary.prg Screenshot	Sound effects demo, sounds like a Roller Canary. Controls: None.
Minefield Modified Issue 3 (Mar 1984), Page 5.	B R P Wedge & Pete Gerrard	16K expansion	minefield 16k.prg Screenshot	Minesweeper game, updated from Issue 1 to add sound effects. Find a path to the top-right corner of the screen without hitting any mines. Controls: I (up), M (down), A (left), D (right).
Acting a Bit Out Of Character (Custom Characters) Issue 3 (Mar 1984), Pages 32-33.	Kevin Bergin	Unexpanded	custom chars.prg Screenshot	Graphic demo showing how to use custom, user-defined characters. Controls: None.
National (Mini-National) Issue 3 (Mar 1984), Pages 38-41.	Robert Campbell	Unexpanded	mini-national.prg Screenshot	Horse racing game, place your bets and find out which of the eight horses will be the winner. Controls: Follow on-screen prompts.
Vic Ditty Issue 3 (Mar 1984), Pages 43-44.	Richard Barton	Unexpanded	vic ditty.prg Screenshot	Musical demo, played with varying pitches and chords etc. Controls: None.
Gobbler Issue 3 (Mar 1984), Pages 45-47.	Darren Eckersley	Unexpanded	gobbler.prg Screenshot	Eat the diamonds by collecting them with your head. If you don't score 300 points within three minutes then a monster will come for you. Controls: U (up), M (down), H (left), K (right), Space (jump to next level).
Convert (Conversion Tables) Issue 3 (Mar 1984), Pages 47-49.	Mark Manns	Unexpanded	convert.prg Screenshot	Utility, converts various units from Imperial to Metric and vice versa. Controls: Follow on-screen prompts.
Sounds Issue 4 (Apr 1984), Page 49.	Abtar Bangar	Unexpanded	sounds.t64 Screenshot	Five programs that produce interesting sound & colour effects. Controls: None.
Meanies (Astro Meanies) Issue 4 (Apr 1984), Pages 49-51.	Colin Duncan	Unexpanded	astro meanies.prg Screenshot	Defender game played on a single, non-scrolling screen. Destroy as many of the alien ships as you can. Controls: W (up), X (down), A (left), D (right), S (fire).
Drawing Issue 4 (Apr 1984), Page 53.	Michael Reeve	Super Expander+3K	drawing se3k.prg Screenshot	Art program, draw high-resolution pictures. Controls: Joystick.
Ghostie Issue 5 (May 1984), Pages 47-49.	Philip Seward	Unexpanded	ghostie.prg Screenshot	Pac-Man game. Eat as many dots and diamonds as you can within two minutes, but avoid the ghost. Controls: 2 (left), 4 (right), 6 (up), 8 (down).
String (String Craft) Issue 5 (May 1984), Pages 49-50.	Tony Piper	Super Expander+3K	string se3k.prg Screenshot	Graphic demo, produces interesting shifting patterns of lines. Controls: None.
Pools (Pools Check) Issue 5 (May 1984), Pages 53-55.	Rob Morrison	Unexpanded	pools check.prg Screenshot	Utility, check for winning lines on the football pools. Controls: Follow on-screen prompts.
Nuclear War (Global Thermonuclear War) Issue 6 (Jun 1984), Pages 18-21.	Paul Hearn	3K expansion	nuclear war 3k.prg Screenshot	You are engaged in a nuclear war against the USSR. First you must work out the three-digit code to access the launch computer, use your radar to set a target, then launch a counter-attack. Controls: Follow on-screen prompts.
Beginning in Basic (Keyword Demonstration) Issue 6 (Jun 1984), Pages 23-26.	Kevin Bergin	Unexpanded	keyword demo.prg Screenshot	Programming demo, shows how various keywords work. Controls: Follow on-screen prompts.
Dec/Hex (Universal Dec/Hex Convert) Issue 6 (Jun 1984), Pages 52-55.	M C Hart	Unexpanded	dec-hex convert.prg Screenshot	Utility, convert decimal numbers into hexadecimal and vice versa. Controls: SYS 850,xxxxx (dec-hex) SYS 940,$xxxx (hex-dec)
Gunfight Issue 6 (Jun 1984), Pages 57-59.	Neil Thacker	Unexpanded	gunfight.prg Screenshot	Boot Hill game for 2 players. Which cowboy will shoot the other first? Controls: Player 1: A (left), D (right), W (up), X (down), S (fire). Player 2: L (left), ; (right), P (up), . (down), : (fire).
Feenix (Alien Attack) Issue 7 (Jul 1984), Pages 49-53.	Abtar Bangar	Unexpanded	alien attack.t64 Screenshot	Horizontally-scrolling space shooter. Kill as many as aliens as you can in two minutes, but aim carefully because you lose points for every shot that misses. Controls: B (fire).
Inserts Issue 7 (Jul 1984), Pages 53-54.	Ian Ganderton	Unexpanded & 1520 plotter	inserts.t64 Screenshot	Two utilities that require a 1520 plotter. The first program prints a blank cassette inlay for programs, the second a blank inlay for music. Controls: None.
Letters (Letter Seeker) Issue 7 (Jul 1984), Pages 54-55.	Andrew Turner	Unexpanded	letter seeker.prg Screenshot	Reaction time game. The computer displays a random letter and you must press the same key as quickly as possible. Controls: Press the displayed key.
Medians+ Issue 7 (Jul 1984), Page 56.	P H Armstrong	Unexpanded	medians.t64 Screenshot	Two short mathematical utilities. Angle Sums displays information about polygons. Medians calculates the mode of a set of numbers. Controls: Follow on-screen prompts.
Character Worksheet Issue 8 (Aug 1984), Pages 37-39.	David Shepherdson	Unexpanded	char worksheet.prg Screenshot	Character editor. Controls: Type the YX coordinates of the pixel to change (a letter followed by a number), S (show data values).
Solitaire Issue 8 (Aug 1984), Page 42.	Andrew Shand	Unexpanded	solitaire.prg Screenshot	Patience game, remove all the pegs so that you only have one peg remaining. Pegs are removed by jumping over them to land in an empty space. Controls: Q (up), A (down), < (left), > (right), S (pick up peg), F (put down peg).
Fruits (Fruit Machine) Issue 8 (Aug 1984), Pages 45-47.	Frank Bingley	Unexpanded	fruit machine.t64 Screenshot	Fruit machine game. Controls: Space (spin wheels), 1-3 (hold).
Mines (Minefield) Issue 8 (Aug 1984), Pages 50-53.	Scott Graham	Unexpanded	mines.prg Screenshot	Clear as many mines (O) as you can in forty seconds, but don't touch the bombs (*). Controls: Z (left), X (right), L (up), , (down).
Meteors (Meteor Attack) Issue 8 (Aug 1984), Pages 53-55. Issue 9 (Sep 1984), Pages 45-46.	Andrew Lovatt	Unexpanded	meteor attack.prg Screenshot	Destroy the meteors as they fly across the screen towards you. You lose a life each time one gets past. Controls: A (up), Z (down), . (fire).
Hangman Issue 8 (Aug 1984), Pages 55-56.	Andrew Shand	Unexpanded	hangman.prg Screenshot	Hangman game for two players. The first player enters a word, which the second player has to guess before his man is hanged. Controls: Type your guess for each letter, press * to display the full word.
Connect 4 Issue 8 (Aug 1984), Page 56.	Andrew Shand	Super Expander+3K	connect4 se3k.prg Screenshot	Connect 4 game for two players. Take it in turns to drop a counter into one of the seven columns. The first person to get four in a line (horizontally, vertically or diagonally) wins. Controls: 1-7 (position of next move), S (end the game and tell the computer who won).
Mission X Issue 9 (Sep 1984), Pages 29-31.	Richard Clark	Unexpanded	mission-x.t64 Screenshot	Horizontally-scrolling shooter. Use your ship to knock flags from the tops of enemy buildings, then fly through the fuel gates, and finally land your craft on the landing pad. Controls: F1 (thrust), F3 (keep ship level).
Lettersort Issue 9 (Sep 1984), Pages 41-45.	Frank Bingley	Unexpanded	lettersort.prg Screenshot	Boss puzzle game. Slide the tiles to arrange the letters into alphabetical order. Controls: Joystick, or W (up), Z (down), A (left), D (right), * (when finished).
Melody Issue 9 (Sep 1984), Page 45.	Dominic Gordon Taylor	Unexpanded	melody.prg Screenshot	Plays a tune using all three voices. Controls: None.
Ski Slope Issue 10 (Oct 1984), Pages 43-45.	Niall Murphy	Unexpanded	ski slope.prg Screenshot	Vertically-scrolling downhill ski game. Collect the hearts and diamonds but don't hit the trees. Controls: Crsr-Down (left), Crsr-Right (right), X (slow speed), Z (medium speed), C (high speed).
Bongo Maniac Issue 10 (Oct 1984), Page 45.	Iain Gartside & Stephen Ward	Unexpanded	bongo maniac.t64 Screenshot	Three short programs to demonstrate sound & colour effects. Computer Manic is the sound of the computer going mad. Sound and Colour displays a synchronised sound and colour effect. Bongo Drums plays the bongos wildly. Controls: None.
1520 Data Issue 11 (Nov 1984), Pages 20-22.	Sarah Cotton	Unexpanded & 1520 plotter	1520 data.t64 Screenshot	Series of programs demonstrating how to use the Commodore 1520 plotter. All programs assume you have changed the device number from 6 to 4. Controls: None.
Graphics (Graphic Designs) Issue 11 (Nov 1984), Page 59.	Ashley Woodhams	Super Expander+3K	gfx design se3k.prg Screenshot	Graphical demo, displays a number of different effects. Controls: None.
Pulling the Switch on Vic Joysticks Issue 12 (Dec 1984), Pages 15-17.	Colin Walls	Unexpanded	joystick.t64 Screenshot	Series of BASIC and machine code routines for reading the joystick. Controls: None.
Doubler Issue 12 (Dec 1984), Page 75.	Andrew Tilley	Unexpanded	doubler.prg Screenshot	Switches the screen to display double sized characters. Controls: None.
Space Mines Issue 12 (Dec 1984), Pages 75-77. Issue 13 (Jan 1985), Pages 76-77.	Kevin Hughes	Unexpanded	space mines.t64 Screenshot	Guide your ship to the landing pad at the bottom of the screen, avoiding the mines and lasers. On the bonus screen (after three successful landings), hit as many mines as you can before docking with the mothership. Controls: Joystick, or < (left), > (right), A (abort).
Jellypuss Issue 12 (Dec 1984), Pages 77-78.	P H Armstrong	Unexpanded	jellypuss.prg Screenshot	Guide your diver to the marine castle while avoiding the deadly creatures. Controls: A (left), D (right).
HEXIT Issue 13 (Jan 1985), Pages 64-66.	M C Hart	Unexpanded	hexit.prg Screenshot	Programming utility to help relocate machine code. Controls: None.
Disassembler Issue 13 (Jan 1985), Pages 67-68.	Mark Thomson	3K Expansion	disassembler 3k.prg Screenshot	Utility to disassemble machine language programs. For output device, enter 3 to display the disassembly on the screen. Note: The program will crash with an 'out of data' error if the start address doesn't contain a valid mnemonic code. Controls: Follow on-screen prompts.
Breakthrough Issue 13 (Jan 1985), Pages 74-76.	James Stopps	Unexpanded	break through.prg Screenshot	Breakout game. Use your bat & ball to demolish the bricks so that your ball can escape through the top of the screen. Controls: Z (left), / (right).
Cosmic Bugs Issue 14 (Feb 1985), Pages 39-40.	Chris Lyon	Unexpanded	cosmic bugs.prg Screenshot	Defend the houses from attack by the alien bugs. The mothership is out of range and the white bugs are indestructable so you must kill as many yellow bugs as you can. Controls: A (left), D (right), L (fire).
Autorun Issue 14 (Feb 1985), Page 40.	John Gundry	Unexpanded	autorun.prg Screenshot	Utility to help protect your programs. It saves onto tape a small autorun loader that, when run, disables the Run/Stop & Restore keys and then loads the next program on tape. Controls: None.
The Vic 20's Mind at Work Issue 15 (Mar 1985), Pages 25-27.	Raeto West	Unexpanded/16K	prog vic un-16k.t64 Screenshot	Two programming tools. Program1 (unexpanded) shows the contents of a memory block, run using SYS828,start,length. Program2 (16K) changes your memory configuration. Controls: Follow on-screen prompts.
Mirror Image Issue 15 (Mar 1985), Pages 44-45.	Steve Johnson	Unexpanded	mirror image.prg Screenshot	Your space fighter is being attacked from above and below. Shoot the aliens before they crash into your shields and deplete your power. Controls: Z (left), X (right), F5 (fire up), F7 (fire down).
VAT Attack Issue 15 (Mar 1985), Page 54.	Jack Cohen	Unexpanded	vat attack.prg Screenshot	Small business program to calculate the VAT payable (at 15%) on a series of numbers. Controls: Follow on-screen prompts.
Derby Day Issue 16 (Apr 1985), Pages 43-44.	Martin Kitwood	Unexpanded	derby day.prg Screenshot	Horce racing game with a horizontally-scrolling track. Can you bet on the winning horses or will you run out of money? Controls: Follow on-screen prompts.
Music Box (Music Maker) Issue 18 (Jun 1985), Pages 43-44.	Michael Turner	Unexpanded	music maker.prg Screenshot	Music program. Turn the computer into a music keyboard with a 100-note memory. Controls: Enter the voice (1-4) and note duration (0.001-1). Play music using the letter keys, except for N & O (insert pauses). Press F7 for playback.
Checksum Issue 19 (Jul 1985), Page 30.	Mike Hart	Unexpanded	checksum.prg Screenshot	Utility, displays a checksum on the screen when entering programs to confirm that you typed each line correctly. Controls: None.
Rockets (Rocket Command) Issue 24 (Dec 1985), Page 62.	Keith Jennings	Unexpanded	rocket command.prg Screenshot	How many UFO's can you shoot down using your bank of ten rockets? Controls: A (fire).