Scene productions

Demo party

Here are some of my contributions to the demo scene. Enjoy!

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4096 bytes

This is my first linux 4k intro. It ended up on 2nd place at Dreamhack Winter 2004. Read more.

Posted Wednesday 27-Dec-2006 11:24, 3 comments.

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A 9-bit pitch technique

This article describes a new approach to representing pitch in C64 playroutines. The intended audience is people with a general understanding of C64 coding and SID playroutine design, although readers outside this somewhat narrow demographic may still find the article interesting. Read more.

Posted Tuesday 31-Mar-2015 00:44, 3 comments.

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A Chipful of Love For You

I made a schlager chiptune for Gubbdata 2013, and it won the C64 Music compo! Read more.

Posted Tuesday 7-May-2013 00:07, 9 comments.

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A Computer In My Backpack (And A Chiptune In My Heart)

This was my contribution to the Oldskool Music compo at Revision 2016. It ended up on a 5th place. Read more.

Posted Monday 28-Mar-2016 13:51, 7 comments.

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Air on a Rasterline

My contribution to the C64 Music compo at Datastorm 2013, where it ended up on 5th place. Read more.

Posted Wednesday 20-Mar-2013 17:08, 3 comments.

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Bit banger

Bit banger is my most constrained and minimalistic microcontroller-based demo yet. It won the Oldschool 4k compo at Revision 2011. Read more.

Posted Monday 13-Jun-2011 12:23, 16 comments.

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Blackbird

Blackbird is a modern music editor for the Commodore 64. It was released at Datastorm 2017 (outside of the compos). The software has been designed to work well both on real hardware and in emulators, and it comes with a comprehensive User's Guide. Read more.

Posted Wednesday 15-Mar-2017 08:09, 0 comments.

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Craft

Craft is a demo running on its own minimalistic demo platform. The demo platform is based on an ATmega88 microcontroller. Read more.

Posted Thursday 27-Mar-2008 21:33, 169 comments.

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Field Trip

I won the demo competition at Birdie 2007 with this linux demo. Read more.

Posted Sunday 10-Jun-2007 21:10, 3 comments.

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First Day of Spring

I was asked to compose a tune to a chip disk, early in 2006, but the whole project appears to have been abandoned. So I'll just put my song here instead. Read more.

Posted Tuesday 2-Jan-2007 14:55, 0 comments.

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GCR decoding on the fly

Posted Sunday 31-Mar-2013 16:40, 20 comments.

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Gravazoid

  • gravazoid (Linux i386 and Windows binaries, 393 kB)

Posted Monday 6-May-2013 23:17, 7 comments.

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Hardsync

Named after one of the characteristic features of the SID chip, Hardsync is a C64 party game that follows in the (wait for it...) footsteps of games like Dance Dance Revolution and StepMania. Read more.

Posted Thursday 8-Nov-2012 15:23, 10 comments.

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Humming-birds

At Dreamhack Winter 2004 there was a surprise compo (called the fast music compo) in which one had to write a piece of music using only the default set of sound samples shipped with Windows. Read more.

Posted Wednesday 27-Dec-2006 14:12, 1 comment.

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Intertwined

I made a SID tune together with Dane of Booze Design. It ended up on 2nd place in the C64 Music compo at Datastorm 2017. Enjoy! Read more.

Posted Wednesday 15-Mar-2017 08:08, 0 comments.

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Klämrisk Hero

Yarrick and I party-coded this pinnacle of edutainment at Breakpoint 2010, where, to our surprise, it won the 96k game compo. Read more.

  • Klämrisk Hero (Source code and binaries for linux and windows, 525 kB)

Posted Friday 9-Apr-2010 18:24, 4 comments.

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Kung Fu Goldfish

A fun event at Backslash 2007 was the 4 KB tracked music compo. My contribution was in the MOD format (ProTracker), which turned out to be quite a challenging restriction. Read more.

Posted Wednesday 1-Aug-2007 19:01, 1 comment.

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Leet, sweet, petite

This is my first linux 64k intro. It won the 64k compo at Birdie 2006. Read more.

Posted Friday 13-Apr-2007 20:10, 0 comments.

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Live at X'2016

I reinterpreted some of my tunes live on Pocket Operators at X'2016. The concert went well, but it wasn't recorded. Instead, here's a video of one of my rehearsal sessions, with some audience-contributed footage from the concert edited in. Read more.

Posted Monday 7-Nov-2016 08:13, 0 comments.

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Lunatico

Lunatico was my entry in the prestigious X'2016 demo compo. To my surprise and joy it ended up on 2nd place, beating such titans as Censor Design and Offence/Prosonix. Read more.

Posted Tuesday 1-Nov-2016 00:29, 3 comments.

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Massively Interleaved Sprite Crunch

This article describes the inner workings of Massively Interleaved Sprite Crunch (MISC), a new C64 demo effect introduced in my demo Lunatico. Read more.

Posted Monday 19-Dec-2016 22:22, 8 comments.

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Mike the Grasshopper

This was my contribution to the chip music compo at Hype 1999. It ended up on a shared 3rd place. Read more.

Posted Sunday 30-Jul-2006 14:02, 0 comments.

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Nymphaea

This SID tune was composed for (and partly at) Breakpoint 2008. Read more.

Posted Tuesday 25-Mar-2008 19:26, 2 comments.

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Parallelogram

Parallelogram is a demo running on the Commodore One extender board, which contains an Altera Cyclone III FPGA and an SDRAM chip. The logic design was made from scratch, including a homebrew CPU, FM synth and blitter with pixel shader support. The demo won the wild compo at Revision 2012. Read more.

Posted Thursday 12-Apr-2012 00:03, 24 comments.

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Perfectly Well-Adjusted

This was my contribution to the music compo at X'2016, where it ended up on 20th place. Read more.

Posted Tuesday 1-Nov-2016 00:25, 0 comments.

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Phasor

Phasor, like Craft, is a demo running on a custom minimalistic ATmega88-based demo platform. But it generates a composite video signal (PAL) instead of a VGA signal. Read more.

Posted Wednesday 7-Apr-2010 15:58, 42 comments.

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Phasor, high quality video

I am very grateful to Barta Zoli from Hungary, for building a replica of Phasor, making a high quality video capture and allowing me to share it with you on this site (and on youtube). Read more.

Posted Tuesday 22-Jun-2010 18:40, 1 comment.

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Poems for bugs

This is talk about C64 coding that I held at Revision 2013. Read more.

Posted Wednesday 3-Apr-2013 01:27, 5 comments.

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Power Ninja Action Challenge

Here's another ATmega88-based hardware chiptune, this time composed for Little Computer People 2009. It was my contribution to the "other music" compo, and won the 1st place. Read more.

Posted Sunday 19-Jul-2009 19:47, 13 comments.

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Raster paper

Posted Saturday 30-Mar-2013 19:23, 4 comments.

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Safe VSP

Posted Wednesday 20-Mar-2013 23:23, 8 comments.

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Scene Spirit

This was my contribution to the music compo at X 2014. It ended up on 10th place. Enjoy! Read more.

Posted Monday 15-Dec-2014 11:36, 3 comments.

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Shards of Fancy

Shards of Fancy is a C64 demo released in the Oldskool Demo competition at Revision 2013, where it ended up on 6th place. Read more.

Posted Tuesday 2-Apr-2013 18:01, 1 comment.

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Slaepwerigne

This SID tune was composed for Breakpoint 2009. It ended up 7th in the Oldschool Executable Music compo, which isn't too bad considering its original approach. Read more.

Posted Tuesday 5-May-2009 07:35, 0 comments.

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Specular Highlight

I composed this SID tune for the Executable Music Oldskool compo at Revision 2014, where it ended up on 5th place. Read more.

Posted Wednesday 14-May-2014 00:46, 4 comments.

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Spindle v1

Posted Tuesday 7-May-2013 22:57, 3 comments.

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Spindle v2

Spindle is an integrated linking, loading and crunching solution for C64 trackmos. By hiding the details of the storage model, it allows the demo coder to focus on effects, transitions and flow. Read more.

Posted Tuesday 30-Jun-2015 23:48, 4 comments.

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Summer cloud

This is my first regular SID tune. It was written for Backslash 2007, where it ended up on 4th place. Read more.

Posted Saturday 14-Jul-2007 13:19, 2 comments.

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The hardware chiptune project

Posted Saturday 30-Jun-2007 13:04, 80 comments.

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Townwoofer

This is my third linux 4k intro. It won the 4k compo at Birdie 2007. Read more.

Posted Sunday 10-Jun-2007 20:56, 1 comment.

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Turbulence

Turbulence is the successor of craft. It's a microcontroller demo based on the Propeller chip from Parallax. External I/O consists of stereo sound (at line level) and a VGA signal. Read more.

Posted Monday 13-Apr-2009 15:09, 19 comments.

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Turbulence source code

Posted Monday 11-May-2009 18:47, 0 comments.

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Variation 18

This was my entry for the wild compo at Revision 2015. Read more.

Posted Sunday 5-Apr-2015 21:56, 7 comments.

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VIC Timing Chart

Posted Saturday 30-Mar-2013 19:23, 2 comments.

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Warpfruit

This is my second linux 4k intro. It won the 4k compo at Birdie 2006. Read more.

Posted Tuesday 2-Jan-2007 15:16, 0 comments.