`now`, available for your desktop.

A lightweight clock which displays time in `uunnii-time` & `utc` formats. Check the release folder to find binaries for your platform.


Spielelementen live @02016.41312785388128 finissage @Ocupart Chiado

Spielelementen André Sier Live audiovisual set

With audiovisual works spanning almost 20 years of electronic coding practice, André Sier presents a solo live audiovisual set, playing live music and visuals, by interacting with a selection of his games from the last 10 years, into this genre of musical synthesis he has dubbed Game Elements […]

Atlantis residence @s373 SRAM studio

shooting fireflies, stars & red spiders – silent residency at secret @s373netx stydio (do not disturb) pic.twitter.com/r4qigvxSQ2

— André Sier (@as1er) May 28, 2016


Foto-Síntese Instatalk/wks + Interacções Sónicas em openFrameworks @ MILL.pt

Sexta-feira, 22/04/2016 20:00 – 22:30 Foto-Síntese @MILL Instatalks

talk-slidesFoto-Síntese-20160422-b talk-audio foto-sintese-20160422-andresier-talk-millpt

Sábado, 14/05/2016 10h30-19h30 Workshop Foto-Síntese @MILL (inscrições)

Domingo, 15/05/2016 10h30-19h30 Interacções Sónicas em openFrameworks @MILL (inscrições)


2016 – Libs, Litera, Code & new works

Hello there inter-nauts, welcome to 2016 at s373.net/x art codex studios.

This year kicked off with a brand new 3d series of sculptures based on Chaotic algorithms, χάος (*.stl), which André Sier has been exploring since the early 2000’s. And code optimizations and expansions of s373 Libraries of Code for future/current projects and studies already […]

inky @makerfaire lx



a s373.net/x 8bit polar plotter, – an arduino, a couple of servos, a pump or some lights, and perhaps some code (more at s373.net/x/inky) -, the basis of some art pieces & drawings, released open source & open hardware.

we were at lisbon makerfaire, and we won an award!!, now we’re happy with […]

Skate.Exe – exhibition extension & media

Skate.Exe, solo exhibition by André Sier at Galeria Luis Serpa Projectos, curated by António Cerveira Pinto within the cycle “An eye for an eye, a mind for a mind”, which inaugurated on the 20th november 2014, has been extended until 16 january 2015.

If you haven’t experienced it yet, be sure to play and skate […]

TemporaryBabel2D – arcade stochastic physics game around libraries, tower of babel

Have you ever dreamed of all book shelves falling at you at the Library? All those readers, books and hyperskates cast from the Tower of Babel? Floating around in the midst of the knowledge hitting you and throwing you down? Do you have what it takes to reach the Library? To build the Tower? […]

Playwall @ Helder Alfaiate Galeria de Arte



Projecção interactiva de Arte Digital pelo artista André Sier que apresentará as suas obras “Ascende”, “Terrants” e “Gravidade” na fachada da Helder Alfaiate Galeria de Arte. Sábado 4 de Outubro das 20h às 24h.


s373.net/x sapo’s polygonization

Sapo is new, and taking the world for a spin, since october 1st. André Sier from s373.net/x studios was invited to produce a real time 3d polygonization, and here’s how sweet it looked.




a glitch synthetic av art piece by André Sier celebrating 40 years of 25th April 1974.


577Rhea – ios game

577Rhea is a space exploration game, filled with stochastics and smooth gravity physics.

the game features intuitive navigation, 25 stochastic levels, highscore on your device, and smooth endless planetary music.

find out more and watch a video here http://s373.net/x/577Rhea/. get it on the app store here


terrants – ios app

terrants is a luscious black and white generative drawing app, made in 2007, now available for apples mobile devices. don’t miss out on the special introductory price (ending 2nd dez). android port should follow shortly.

terrants features two ant teams which alternate their screen presence over time, making continual drawings evolve from white to […]

Temporary-Babel3D @Medialab Prado

Temporary-Babel3D was developed and shown at Medialab Prado’s taller Solid Interfaces and Urban Games: Digital Games in the Public Spaces from 1-8 july 2013 at Madrid.



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#gallery-1956-1-slideshow .slideshow-slide img { max-height: 410px; /* Emulate max-height in IE 6 */ _height: expression(this.scrollHeight >= 410 ? ‘410px’ : ‘auto’); } /* Temporary-Babel2D s373.net/x 201304 a game by Andre Sier licensed under CC-BY-NC 3.0 http://creativecommons.org/licenses/by-nc/3.0/ downloaded alpha version for ludum dare #26 2013-04-27,28 game notes: uses microphone, keys […]