All pages
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CP/M-65
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just add software
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CP/Mish
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1977 isn't old, it's industry proven
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Cowgol 2.0
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a modern language for tiny machines
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EmuTOS on the AlphaSmart Dana
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$4750 cheaper than an Atari STacy
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b-tracker
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a chiptune tracker for the BBC Micro
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A simulator for the OBP spaceflight computer
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spaceship not included
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POLF: a game for the Commodore PET
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this should never happen
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POLF
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the game of objects, holes and dubious physics
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Fuzix on the Raspberry Pi Pico (update)
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let's call it done
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Fuzix on the Raspberry Pi Pico
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surprisingly non-awful
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Porting Fuzix to the ESP8266... on video
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every tedious minute of it
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Writing 800kB Mac disks with FluxEngine
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technically impossible
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WordGrinder 0.8 released!
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now thirteen years old
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WordGrinder
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a word processor for processing words
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6303 arithmetic: more dull than you think
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but in a good way
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Cowgol 2.0: this time it's useful
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well. debatably useful
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Jumping ahead with Cowgol 2.0
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that's two days of work wasted
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Old but freely distributable compilers
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not quite dead yet
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Building a keyboard from an old portable (electronic) typewriter
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the most hipster writer in the café
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My new book
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Child of the Sea and the Stars
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Child of the Sea and the Stars
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a long story
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Writing a lunar lander game for an actual lunar lander
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the oldest of old schools
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Live coding a compiler for CP/M, from scratch
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well, part of one
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Live coding a vi for CP/M, from scratch
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more vi-adjacent, really
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Performing a brain transplant on a Toshiba T1000
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it lives! it lives!
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R.T. Russell's Z80 BBC Basic is now open source
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one of the originals and best
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Resurrecting CP/M, or at least CP/Mish
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clearly this got out of hand
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Live coding an assembler for CP/M
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rewriting software for a 40-year-old OS is clearly a good use of time
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A small, portable and thoroughly evil Forth interpreter
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but evil in a good cause
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Demonstration and teardown of a Canon TypeStar 4 portable typewriter
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the ability to make words wherever you go!
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TypeTalk: smalltalk about Javascript
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the softest of software
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The Brother LW-30: a typewriter, not a computer
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when word processors were things not programs
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FluxEngine demo reel
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short but perfectly formed
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FluxEngine released!
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getting serious about floppy disks
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Christmas in Scotland (again)
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bleak and miserable (as usual)
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Seven CP/M programming languages on one floppy (and a game)
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small but perfectly formed
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WordGrinder 0.7.2 released!
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ten years old --- they grow up so quickly
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13kg of IBM electric typewriter
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38 cents a kilo
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Replacing the motherboard on a Psion 3a organiser
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amateur brain transplants are best brain transplants
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How to write a game on a ZX81
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obsolete machines for fun and profit
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Rapidly rendering fractals on stupidly unsuitable machines
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actually really, this time!
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A twelve second Mandelbrot on the BBC Micro
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yes, really! but no, not really
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Adventures in video editing
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with apologies to Johann Strauss
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Cowgol 0.5 released!
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now, an industry standard
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Z80 arithmetic: also surprisingly terrible
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surprising plenitude of awfulness
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Cowgol 0.4 released!
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smaller, better, faster...
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jpegfinder vs. the Hubsan H107D
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and the terrible secret!
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6502 arithmetic and why it is terrible
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yes, that's what I said
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Cowgol 0.2 released!
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should actually work now (but I said that last time)
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Calculon
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a very small programming language
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Cowgol 0.1.1 released!
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6502s never die, they just... stop moving...
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Sunday walk: Innerthal to (near) Niederurnen
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apparently I'm fit now
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Minix QD
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I'm sure it'll be useful to someone?
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Narcissus
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chording keyboards the easy way
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Fuzix port for the MSP430
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a possible record for the smallest Unix ever
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WordGrinder 0.6 released!
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a word processor for processing words
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Cyprus
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haven't been on holiday for... weeks
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Narcissus 0.1 released!
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chording keyboards the easy way
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Ancient BBC Micro software
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relics from my childhood
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A Random Walk Through Ada
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the language everyone's heard of but never used
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Flooded Moon
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an art project
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Flooded Moon
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the wettest moon pictures around
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PiFace v0.3
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a bare-metal boot loader for the Raspberry Pi's VideoCore IV GPU
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thickishstring
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a text-based CYOA MMORPG
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Conway's Game of Life (as a GNU Make macro)
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exactly what it says on the tin
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Luje
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a pure Lua JVM
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Return of the comments
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but now they're evil
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Just found some Cybiko software
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in a cupboard out back
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Random Cybiko hacking
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the Cybiko was never hip
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Luje 0.1 released!
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a Java VM written in pure Lua
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PiFace: a bare metal boot loader for the Raspberry Pi
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no ARMs need apply
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WordGrinder 0.4 released!
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a word processor for processing words
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Clue
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a ANSI C compiler for high-level languages
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Calculon 0.1 released!
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a very small programming language
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The Water Horse's Fireplace
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a Scottish Halloween folk story, sort of
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Iceland
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finally
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Cowjac
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a Java bytecode to C++ transpiler
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Cowbel 0.2 released!
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a programming language
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cowbel
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an experimental typed typeless language
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Cowbel 0.1 released!
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a programming language
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Cowj 0.2 out now
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now with extra evil
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Cowj GWT library
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bending GWT to breaking point and beyond
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Cowj released
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cruel and unusual things with Javascript
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Prime Mover, spey updates
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yes, they are related
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Spey
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a greylisting SMTP proxy
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Prime Mover
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a powerful alternative to 'make'
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Hacking the Kindle
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just can't leave things alone
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Hacking the Kindle
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Twiny
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for when you just need that one extra character
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System graphs
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Anstruther in winter
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out-of-season holidaying FTW
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Susan Cooper's Wales page update
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digitally remastered!
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Giveaway gallery
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the great hardware giveaway
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Transflector 0.1
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a simple WebSocket to socket service proxy
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WebSocket Transflector
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a simple WebSocket to socket service proxy
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LBW 0.1: Linux Binaries on Windows
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run your Linux software on Windows
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Linux Binaries on Windows
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making terrible things happen through the application of evil
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Prime Mover 0.1.5
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a Lua-based build tool that doesn't require Lua
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Scotland, snowbound
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unaccustomed scenes of picturesque whiteness
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Ruins
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a short story
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Objective Lua 0.1
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an OO extension for Lua
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WordGrinder 0.3.3
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the wheels of software grind slow, but they grind exceedingly fine
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HershTrans 0.1
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a Hershey font manipulation tool
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HershTrans
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a Hershey font manipulation tool
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Go, going forward
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I have a dream
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On Go
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oh, go on
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By appointment only
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destroy your problems before they destroy you!
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Return to Korea
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and once again I escape from the hotel
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Objective Lua 0.0.1
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an OO extension for Lua
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Objective Lua
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Lua, objectified
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Cowlark 2.0
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we can has comments
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gaim-citadel
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a Gaim plugin for the Citadel groupware client
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Melissa 0.3
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an instant messenger chatbot
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Melissa
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an instant messenger chatbot
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A short guide to building a gcc cross-compiler
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while still remaining nominally sane
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Welcome to Korea
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Seoul food
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Dallas photos, unclassifiable
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quote artistic unquote
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A first look at the SheevaPlug
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small, white, powerful
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Hjal's explorations
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mysterious ruins a sign of foul play?
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Special Effect
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a short story
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Winter in Lochcarron
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some photos of Lochcarron
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Dallas gallery
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some photos of Dallas
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Ulysses 31
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the ancient gods of Olympus are angry!
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Clue 0.5
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things that compilers were not meant to wot of
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R2 0.1
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my name is David and I own a RISC PC
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R2
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a RISC OS work-a-like
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Spey 0.5.pre1
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the wheels of spam grind slow
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WordGrinder 0.3.2
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or, sod's law strikes again
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GEOS software
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programs and tools for the GEOS operating system
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Bryan Krubb
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a character background
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Melissa 0.2
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an instant messenger chatbot
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Batman Reborn
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my subconscious writes fanfic
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Rozzie Potatoes
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how to cheat with potatoes
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Illegal Music Downloads
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MP3s are bad, mmmkay
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How to set up a Hercules Graphics card under Linux and still stay reasonably sane
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setting up a twin-headed system with a Hercules monochrome graphics card and a PCI VGA graphics card, on Linux with XFree86 3
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ALSA MIDI Mapper
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a MIDI mapper for the ALSA sound system
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The Giant of Ytric
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a short story
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Random Musical Stuff
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guess
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Amstrad Hardware Recyling
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information and tools about doing unexpected things to Amstrad hardware
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My Diary
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a long story
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Foo Fighter
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a simple yet playable shoot-em-up for intent
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meta
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troff in the twenty-first century
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Susan Cooper's Wales: A Literary Pilgrimage
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the places and pictures of The Grey King and Silver on the Tree
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Miscellaneous Unix Software
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various small pieces of code that aren't important enough to warrant their own page
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Silicon Castles
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chess playing genies rule OK
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vbccz
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a C compiler that targets the Z machine
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baZic
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a minimal Basic interpreter for the Z-machine
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SQmaiL
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a MySQL-based mail reader
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DOS software
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programs I wrote back when DOS was still hip
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Mercat
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my cross-platform programming system
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The Most Ancient Mariner of All
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a short story
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Conversation with a Stranger
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a short story
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Protostar
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a short story
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TypeTalk
very old
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the 80s will never die
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Twiny
very old
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for when you just need that one extra character
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This Is The Title Of This Story, Which Is Also Found Several Times In The Story Itself
very old
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a story about itself
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The UFO wot I saw
very old
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honest, guv
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Strange pictures
very old
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your optician will love you
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Science Fiction (and other) parodies
very old
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some things you don't really need to make fun of, but what the hell
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A No Instruction Set processor
very old
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an interesting, unusual, and probably totally useless processor architecture design
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FluxEngine
very old
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read and write antique floppy disks on the cheap
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fforth
very old
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a small and simple Forth in portable C
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BOMB IRAQ
very old
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the future of political expression
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About cowlark.com
very old
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so what is this web site anyway?
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Colonsay
very old
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insufficiently bleak and miserable
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Interlaken
very old
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the highest tourist trap in Europe
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Andros and Tinos
very old
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all the lizards you can eat no wait that came out wrong
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Off to see a glacier
very old
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it's big and icy
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Walking the Kumano Kodo in Japan
very old
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too many forests, not enough time
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On holiday in Crete
very old
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rocks and gorges
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Christmas holiday on Iona
very old
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disappointingly not bleak and miserable
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Running native programs on the Amstrad NC200
very old
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playing with my new laptop
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WordGrinder 0.7 released!
very old
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please don't ask when the previous release was
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Brand new website
very old
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in with the new CMS, out with the old
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Monday walk: Diabeg
very old
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Scotland is made out of swamp. Swamp, I say
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Saturday walk: Sgùman Còinntich and Killilan
very old
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not the right mountain
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Wednesday walk: Fuar Tholl and Sgurr Ruadh
very old
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it's not Sunday!
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Sunday walk: Chäseren to Braunwald
very old
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all the rocks you can eat
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Sunday walk: Zeinenfurggel
very old
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up, up and...
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Sunday walk: Näfels-Mollis to Richisau
very old
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'Ben Nevises' is totally a real unit
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Sunday walk: Oberblegisee
very old
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suddenly, a restaurant
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Sunday walk: Glärnisch low level
very old
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the bottoms of the mountains are nice too
