switch * to - because prettier gets what prettier wants

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Brian Boucheron
2018-07-25 10:48:48 -04:00
parent c17a583d77
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README.md
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@@ -4,57 +4,57 @@ A curated list of code and resources for pen plotters and other robots that draw
## Contents
* [Hardware](#hardware)
* [Plotters](#plotters)
* [Motor Controllers](#motor-controllers)
* [Accessories](#accessories)
* [Pens](#pens)
* [Software](#software)
* [HPGL](#hpgl)
* [G-code](#g-code)
* [Plotter-Specific](#plotter-specific)
* [Vector Creation](#vector-creation)
* [Vector Utilities](#vector-utilities)
* [Fonts](#fonts)
* [Inspiration and Instruction](#inspiration-and-instruction)
* [Community](#community)
* [Plotter Art For Sale](#plotter-art-for-sale)
* [Other Awesomes](#other-awesomes)
- [Hardware](#hardware)
- [Plotters](#plotters)
- [Motor Controllers](#motor-controllers)
- [Accessories](#accessories)
- [Pens](#pens)
- [Software](#software)
- [HPGL](#hpgl)
- [G-code](#g-code)
- [Plotter-Specific](#plotter-specific)
- [Vector Creation](#vector-creation)
- [Vector Utilities](#vector-utilities)
- [Fonts](#fonts)
- [Inspiration and Instruction](#inspiration-and-instruction)
- [Community](#community)
- [Plotter Art For Sale](#plotter-art-for-sale)
- [Other Awesomes](#other-awesomes)
## Hardware
### Plotters
* [AxiDraw](https://shop.evilmadscientist.com/productsmenu/846) Pen plotter from [Evil Mad Scientist](https://www.evilmadscientist.com/), very popular on [#plottertwitter](https://twitter.com/hashtag/plottertwitter).
* [Line-us](https://www.line-us.com/) A cute little kickstarted robotic drawing arm.
* [Makeblock XY Plotter](https://makeblockshop.eu/products/makeblock-xy-plotter) Hackable XY plotter kit (possibly discontinued).
* [Drawing Robot](https://www.thingiverse.com/thing:2349232) 3d-Printable AxiDraw clone w/ [Arduino CNC Shield](https://blog.protoneer.co.nz/arduino-cnc-shield/) controller running grbl firmware.
* [WaterColorBot](https://watercolorbot.com/) XY art robot and software to plot with watercolor paints.
* [EggBot](https://egg-bot.com/) Pen plotter for egg-shaped and spherical objects.
* [HP Pen Plotters](https://www.hpmuseum.net/exhibit.php?class=4&cat=24) Vintage desktop and floor-standing pen plotters from the creator of the HPGL standard. Model 7475A is very common and can usually be found on eBay.
* [Roland Pen Plotters](https://www.youtube.com/watch?v=6_pwzqPk6Gg) (YouTube) Vintage flatbed HPGL pen plotters. Search eBay for "roland dxy".
* [Polargraph](http://www.polargraph.co.uk/) The original polargraph hardware and software project.
* [Makelangelo](http://www.makelangelo.com/) Open source polargraph artbot.
- [AxiDraw](https://shop.evilmadscientist.com/productsmenu/846) Pen plotter from [Evil Mad Scientist](https://www.evilmadscientist.com/), very popular on [#plottertwitter](https://twitter.com/hashtag/plottertwitter).
- [Line-us](https://www.line-us.com/) A cute little kickstarted robotic drawing arm.
- [Makeblock XY Plotter](https://makeblockshop.eu/products/makeblock-xy-plotter) Hackable XY plotter kit (possibly discontinued).
- [Drawing Robot](https://www.thingiverse.com/thing:2349232) 3d-Printable AxiDraw clone w/ [Arduino CNC Shield](https://blog.protoneer.co.nz/arduino-cnc-shield/) controller running grbl firmware.
- [WaterColorBot](https://watercolorbot.com/) XY art robot and software to plot with watercolor paints.
- [EggBot](https://egg-bot.com/) Pen plotter for egg-shaped and spherical objects.
- [HP Pen Plotters](https://www.hpmuseum.net/exhibit.php?class=4&cat=24) Vintage desktop and floor-standing pen plotters from the creator of the HPGL standard. Model 7475A is very common and can usually be found on eBay.
- [Roland Pen Plotters](https://www.youtube.com/watch?v=6_pwzqPk6Gg) (YouTube) Vintage flatbed HPGL pen plotters. Search eBay for "roland dxy".
- [Polargraph](http://www.polargraph.co.uk/) The original polargraph hardware and software project.
- [Makelangelo](http://www.makelangelo.com/) Open source polargraph artbot.
### Motor Controllers
* [grblShield](https://github.com/synthetos/grblShield) All the stepper motor control hardware needed to turn an [Arduino](https://www.arduino.cc/) into a G-code-based motion controller using the grbl firmware. ([adafruit](https://www.adafruit.com/product/1750))
* [TinyG](https://github.com/synthetos/TinyG/) More featureful and robust 6-axis G-code-based motion control hardware. ([adafruit](https://www.adafruit.com/product/1749))
* [Arduino CNC Shield](https://blog.protoneer.co.nz/arduino-cnc-shield/) Grbl-compatible stepper motor control shield for Arduino, similar to the [grblShield](https://github.com/synthetos/grblShield).
* [Raspberry Pi CNC Hat](https://wiki.protoneer.co.nz/Raspberry_Pi_CNC) Raspberry Pi add-on board w/ stepper controllers and a microcontroller running grbl. Interfaces with the Pi's serial pins
- [grblShield](https://github.com/synthetos/grblShield) All the stepper motor control hardware needed to turn an [Arduino](https://www.arduino.cc/) into a G-code-based motion controller using the grbl firmware. ([adafruit](https://www.adafruit.com/product/1750))
- [TinyG](https://github.com/synthetos/TinyG/) More featureful and robust 6-axis G-code-based motion control hardware. ([adafruit](https://www.adafruit.com/product/1749))
- [Arduino CNC Shield](https://blog.protoneer.co.nz/arduino-cnc-shield/) Grbl-compatible stepper motor control shield for Arduino, similar to the [grblShield](https://github.com/synthetos/grblShield).
- [Raspberry Pi CNC Hat](https://wiki.protoneer.co.nz/Raspberry_Pi_CNC) Raspberry Pi add-on board w/ stepper controllers and a microcontroller running grbl. Interfaces with the Pi's serial pins
### Accessories
* [WiFi232](http://biosrhythm.com/?page_id=1453) Wifi to RS-232 serial via a DB25 plug. Control your serial plotter wirelessly.
* [Plotter Cable Pinout](http://sites.music.columbia.edu/cmc/chiplotle/plotter_cable.pdf) (PDF) Schematic for a plotter cable that will work for most HP and Roland plotters. Search eBay or Amazon for `DB9 to DB25 Serial Null Modem Cable` or similar to find them for sale.
- [WiFi232](http://biosrhythm.com/?page_id=1453) Wifi to RS-232 serial via a DB25 plug. Control your serial plotter wirelessly.
- [Plotter Cable Pinout](http://sites.music.columbia.edu/cmc/chiplotle/plotter_cable.pdf) (PDF) Schematic for a plotter cable that will work for most HP and Roland plotters. Search eBay or Amazon for `DB9 to DB25 Serial Null Modem Cable` or similar to find them for sale.
### Pens
* [Sharpie Fine Point Plotter Adapter](https://www.thingiverse.com/thing:229982) 3d-printed adapter to fit a standard Sharpie in an HP-GL plotter.
* [Parametric 3d-Printable Plotter Pen Adapter](https://openjscad.org/#https://gist.githubusercontent.com/beardicus/d668c0f6b96be53d16dc/raw/plotter-pen-adapter.jscad) Adjustable model to print adapters for various pens.
* [Plotter Pen STL Models](https://www.thingiverse.com/thing:227985) Accurate STL models of both short and long standard plotter pens.
* [Pens for AxiDraw](https://wiki.evilmadscientist.com/Pens_for_AxiDraw) List of pens suitable for general plotter abuse.
* [Pens for EggBot](https://wiki.evilmadscientist.com/Pen_choices) Egg- and glass-focused pen recommendations but still generally applicable information.
- [Sharpie Fine Point Plotter Adapter](https://www.thingiverse.com/thing:229982) 3d-printed adapter to fit a standard Sharpie in an HP-GL plotter.
- [Parametric 3d-Printable Plotter Pen Adapter](https://openjscad.org/#https://gist.githubusercontent.com/beardicus/d668c0f6b96be53d16dc/raw/plotter-pen-adapter.jscad) Adjustable model to print adapters for various pens.
- [Plotter Pen STL Models](https://www.thingiverse.com/thing:227985) Accurate STL models of both short and long standard plotter pens.
- [Pens for AxiDraw](https://wiki.evilmadscientist.com/Pens_for_AxiDraw) List of pens suitable for general plotter abuse.
- [Pens for EggBot](https://wiki.evilmadscientist.com/Pen_choices) Egg- and glass-focused pen recommendations but still generally applicable information.
## Software
@@ -62,124 +62,124 @@ A curated list of code and resources for pen plotters and other robots that draw
HPGL is a serial/text-based protocol used by most old pen plotters, and even many new vinyl cutters.
* [Chiplotle](https://github.com/drepetto/chiplotle) ([web site](http://chiplotle.org/)) Python library for generating HPGL and interfacing with serial plotters.
* [HPGL Reference Guide](https://www.isoplotec.co.jp/HPGL/eHPGL.htm) HTML-based HPGL Reference.
* [HP 7475A Interfacing and Programming Manual](https://archive.org/details/HP7475AInterfacingandProgrammingManual) Scanned PDF manual that contains a full HPGL reference.
* [djipco/hpgl](https://github.com/djipco/hpgl) A Node.js library to communicate with HPGL-compatible plotters and printers.
* [hp2xx](https://www.gnu.org/software/hp2xx/) GNU tool to convert HPGL into other vector and raster formats. Can also be used as a previewing in X11.
* [vec](https://github.com/anachrocomputer/vec) Example C code for generating HPGL, with a turtle graphics interface.
* [d3-hpgl](https://github.com/aubergene/d3-hpgl) An adapter for the HTML Canvas API so you can output HPGL using the popular [D3](https://d3js.org/) library.
- [Chiplotle](https://github.com/drepetto/chiplotle) ([web site](http://chiplotle.org/)) Python library for generating HPGL and interfacing with serial plotters.
- [HPGL Reference Guide](https://www.isoplotec.co.jp/HPGL/eHPGL.htm) HTML-based HPGL Reference.
- [HP 7475A Interfacing and Programming Manual](https://archive.org/details/HP7475AInterfacingandProgrammingManual) Scanned PDF manual that contains a full HPGL reference.
- [djipco/hpgl](https://github.com/djipco/hpgl) A Node.js library to communicate with HPGL-compatible plotters and printers.
- [hp2xx](https://www.gnu.org/software/hp2xx/) GNU tool to convert HPGL into other vector and raster formats. Can also be used as a previewing in X11.
- [vec](https://github.com/anachrocomputer/vec) Example C code for generating HPGL, with a turtle graphics interface.
- [d3-hpgl](https://github.com/aubergene/d3-hpgl) An adapter for the HTML Canvas API so you can output HPGL using the popular [D3](https://d3js.org/) library.
### G-code
G-code is a text-based standard for controlling CNC machines. Though it was designed for industrial machines, its use in many hobbyist 3d printer firmwares has made it ubiquitous in small-scale DIY projects as well.
* [grbl](https://github.com/grbl/grbl) A high-performance G-code interpreting firmware for the Atmega 328 microcontroller and Arduino.
* [cncjs](https://github.com/cncjs/cncjs) A web-based interface controlling CNC machines running grbl, TinyG, or other G-code-based firmware.
* [node-gcode](https://github.com/ryansturmer/node-gcode) Node.js-based G-code interpreter and simulator.
* [svg2gcode](https://github.com/em/svg2gcode) Node.js-based command line utility for converting SVG to G-code.
* [svg2gcode](https://github.com/vishpat/svg2gcode) Python-based utility for fast SVG to G-code conversion.
* [Universal-G-Code-Sender](https://github.com/winder/Universal-G-Code-Sender) Java-based grbl-compatible cross-platform G-code sender.
* [ChiliPeppr Hardware Fiddle](http://chilipeppr.com/) Modular web-based workspaces to visualize G-code and control hardware.
- [grbl](https://github.com/grbl/grbl) A high-performance G-code interpreting firmware for the Atmega 328 microcontroller and Arduino.
- [cncjs](https://github.com/cncjs/cncjs) A web-based interface controlling CNC machines running grbl, TinyG, or other G-code-based firmware.
- [node-gcode](https://github.com/ryansturmer/node-gcode) Node.js-based G-code interpreter and simulator.
- [svg2gcode](https://github.com/em/svg2gcode) Node.js-based command line utility for converting SVG to G-code.
- [svg2gcode](https://github.com/vishpat/svg2gcode) Python-based utility for fast SVG to G-code conversion.
- [Universal-G-Code-Sender](https://github.com/winder/Universal-G-Code-Sender) Java-based grbl-compatible cross-platform G-code sender.
- [ChiliPeppr Hardware Fiddle](http://chilipeppr.com/) Modular web-based workspaces to visualize G-code and control hardware.
### Plotter-Specific
Software that is specific to a particular plotter or controller.
* [axidraw](https://github.com/evil-mad/axidraw) Official AxiDraw extensions for Inkscape.
* [axi](https://github.com/fogleman/axi) Unofficial Python library for the AxiDraw v3.
* [xy](https://github.com/fogleman/xy) Utilities for the Makeblock XY Plotter Robot Kit.
* [LaserGRBL](https://github.com/arkypita/LaserGRBL) Laser-optimized Windows GUI for grbl controllers. Could be repurposed for DIY pen plotters that use a solenoid for pen up/down movements.
* [Line-us Inkscape Plugin](https://github.com/Line-us/Inkscape-Plugin) Sends drawings to the [Line-us plotter](https://www.line-us.com/) directly from Inkscape.
* [Line-us API Examples](https://github.com/Line-us/Line-us-Programming) Example code for the [Line-us](https://www.line-us.com/) plotter's G-code-based API.
* [PenPlotter](https://github.com/RickMcConney/PenPlotter) Polargraph controller that uses repetier firmware.
* [Makelangelo-firmware](https://github.com/MarginallyClever/Makelangelo-firmware) Firmware for the Makelangelo polargraph robot.
* [RoboPaint](https://github.com/evil-mad/robopaint) Software for the WaterColorBot.
* [AxiTurtle](https://github.com/ralphcrutzen/AxiTurtle) Turtle graphics for AxiDraw in Processing.
- [axidraw](https://github.com/evil-mad/axidraw) Official AxiDraw extensions for Inkscape.
- [axi](https://github.com/fogleman/axi) Unofficial Python library for the AxiDraw v3.
- [xy](https://github.com/fogleman/xy) Utilities for the Makeblock XY Plotter Robot Kit.
- [LaserGRBL](https://github.com/arkypita/LaserGRBL) Laser-optimized Windows GUI for grbl controllers. Could be repurposed for DIY pen plotters that use a solenoid for pen up/down movements.
- [Line-us Inkscape Plugin](https://github.com/Line-us/Inkscape-Plugin) Sends drawings to the [Line-us plotter](https://www.line-us.com/) directly from Inkscape.
- [Line-us API Examples](https://github.com/Line-us/Line-us-Programming) Example code for the [Line-us](https://www.line-us.com/) plotter's G-code-based API.
- [PenPlotter](https://github.com/RickMcConney/PenPlotter) Polargraph controller that uses repetier firmware.
- [Makelangelo-firmware](https://github.com/MarginallyClever/Makelangelo-firmware) Firmware for the Makelangelo polargraph robot.
- [RoboPaint](https://github.com/evil-mad/robopaint) Software for the WaterColorBot.
- [AxiTurtle](https://github.com/ralphcrutzen/AxiTurtle) Turtle graphics for AxiDraw in Processing.
### Vector Creation
Tools to create vector artwork from scratch or by conversion from other formats.
* [Inkscape](https://inkscape.org/) Popular cross-platform open source vector graphics editor.
* [p5.js](https://p5js.org/) "Javascript library that makes coding accessible for artists, designers, educators, and beginners".
* [Paper.js](http://paperjs.org/) "The Swiss Army Knife of Vector Graphics Scripting".
* [ln](https://github.com/fogleman/ln) Vector-based 3D renderer written in Go.
* [autotrace](https://github.com/autotrace/autotrace) Converts bitmap images to vector graphics.
* [stipplegen](https://github.com/evil-mad/stipplegen) Creates interesting stippled drawings from bitmap images. ([blog post](https://www.evilmadscientist.com/2012/stipplegen2/))
* [SquiggleDraw](https://github.com/gwygonik/SquiggleDraw/commits/master) "SquiggleDraw will create a SVG file from an image, using the brightness to change the amplitude of sine waves".
* [svgurt](https://svgurt.com/) Web-based PNG to SVG creative noodler.
* [maptrace](https://github.com/mzucker/maptrace) Produce watertight polygonal vector maps by tracing raster images.
* [venation](https://github.com/Shornone/venation) Modeling and visualization of leaf venation patterns.
* [Drawbot_image_to_gcode_v2](https://github.com/Scott-Cooper/Drawbot_image_to_gcode_v2) Creates G-code for use on drawbots.
* [blackstripes](https://github.com/fullscreennl/blackstripes-python-extensions) - Turns a PNG image into a SVG line drawing.
* [Ribbon](https://github.com/fogleman/ribbon) Ribbon diagrams of proteins in written in Go.
* [penplot](https://github.com/mattdesl/penplot) A development environment for plotter art in JavaScript.
* [penkit](https://github.com/paulgb/penkit) A Python library for creating line-based SVG graphics.
* [generativeExamples](https://github.com/digitalcoleman/generativeExamples) Example Processing code that generates plottable PDFs.
* [Let's make map](https://svg-exporter.netlify.com) Web-based tool to export an SVG map from Mapzen tiles.
* [SuperformulaSVG for web](https://jasonwebb.github.io/SuperformulaSVG-for-web/) A generative line art web app.
* [scribbleplot](https://github.com/bleeptrack/scribbleplot) Scribbly image transformations in Processing.
- [Inkscape](https://inkscape.org/) Popular cross-platform open source vector graphics editor.
- [p5.js](https://p5js.org/) "Javascript library that makes coding accessible for artists, designers, educators, and beginners".
- [Paper.js](http://paperjs.org/) "The Swiss Army Knife of Vector Graphics Scripting".
- [ln](https://github.com/fogleman/ln) Vector-based 3D renderer written in Go.
- [autotrace](https://github.com/autotrace/autotrace) Converts bitmap images to vector graphics.
- [stipplegen](https://github.com/evil-mad/stipplegen) Creates interesting stippled drawings from bitmap images. ([blog post](https://www.evilmadscientist.com/2012/stipplegen2/))
- [SquiggleDraw](https://github.com/gwygonik/SquiggleDraw/commits/master) "SquiggleDraw will create a SVG file from an image, using the brightness to change the amplitude of sine waves".
- [svgurt](https://svgurt.com/) Web-based PNG to SVG creative noodler.
- [maptrace](https://github.com/mzucker/maptrace) Produce watertight polygonal vector maps by tracing raster images.
- [venation](https://github.com/Shornone/venation) Modeling and visualization of leaf venation patterns.
- [Drawbot_image_to_gcode_v2](https://github.com/Scott-Cooper/Drawbot_image_to_gcode_v2) Creates G-code for use on drawbots.
- [blackstripes](https://github.com/fullscreennl/blackstripes-python-extensions) - Turns a PNG image into a SVG line drawing.
- [Ribbon](https://github.com/fogleman/ribbon) Ribbon diagrams of proteins in written in Go.
- [penplot](https://github.com/mattdesl/penplot) A development environment for plotter art in JavaScript.
- [penkit](https://github.com/paulgb/penkit) A Python library for creating line-based SVG graphics.
- [generativeExamples](https://github.com/digitalcoleman/generativeExamples) Example Processing code that generates plottable PDFs.
- [Let's make map](https://svg-exporter.netlify.com) Web-based tool to export an SVG map from Mapzen tiles.
- [SuperformulaSVG for web](https://jasonwebb.github.io/SuperformulaSVG-for-web/) A generative line art web app.
- [scribbleplot](https://github.com/bleeptrack/scribbleplot) Scribbly image transformations in Processing.
### Vector Utilities
Tools to manipulate and optimize vector-based file formats.
* [svgsort](https://github.com/inconvergent/svgsort) Path planning for plotting SVG files, reduces time spent moving with the pen up.
* [svgo](https://github.com/svg/svgo) Node.js-based tool for optimizing SVG files.
* [Polargraph Optimizer](https://github.com/ezheidtmann/polargraph-optimizer) - Optimize drawing plan for a polargraph.
* [penkit-optimize](https://github.com/paulgb/penkit/tree/master/optimizer) An SVG optimizer that uses a vehicle routing solver to minimize plot time.
* [svg-crowbar](https://github.com/NYTimes/svg-crowbar) Chrome-only bookmarklet for extracting SVG from an HTML document.
- [svgsort](https://github.com/inconvergent/svgsort) Path planning for plotting SVG files, reduces time spent moving with the pen up.
- [svgo](https://github.com/svg/svgo) Node.js-based tool for optimizing SVG files.
- [Polargraph Optimizer](https://github.com/ezheidtmann/polargraph-optimizer) - Optimize drawing plan for a polargraph.
- [penkit-optimize](https://github.com/paulgb/penkit/tree/master/optimizer) An SVG optimizer that uses a vehicle routing solver to minimize plot time.
- [svg-crowbar](https://github.com/NYTimes/svg-crowbar) Chrome-only bookmarklet for extracting SVG from an HTML document.
### Fonts
Single-line vector fonts or "engraving fonts".
* [Summary of single line fonts](http://imajeenyus.com/computer/20150110_single_line_fonts/index.shtml) Good information and links to other resources and fonts.
* [Hershey Vector Font](http://paulbourke.net/dataformats/hershey/) `.fnt` format of vector fonts from the 60s. Includes a good overview of the original data format of the fonts.
* [hershey-fonts](https://github.com/kamalmostafa/hershey-fonts) C library and original font data for the Hershey fonts.
* [OneLineFonts.com](https://www.onelinefonts.com/) Commercial site with some single-line fonts available for purchase.
- [Summary of single line fonts](http://imajeenyus.com/computer/20150110_single_line_fonts/index.shtml) Good information and links to other resources and fonts.
- [Hershey Vector Font](http://paulbourke.net/dataformats/hershey/) `.fnt` format of vector fonts from the 60s. Includes a good overview of the original data format of the fonts.
- [hershey-fonts](https://github.com/kamalmostafa/hershey-fonts) C library and original font data for the Hershey fonts.
- [OneLineFonts.com](https://www.onelinefonts.com/) Commercial site with some single-line fonts available for purchase.
## Inspiration and Instruction
Blog posts, articles, tutorials, galleries, videos, et cetera.
* [An Intro to Pen Plotters](https://www.tobiastoft.com/posts/an-intro-to-pen-plotters) Good info on getting started with old HPGL plotters.
* [1980s pen plotters of the future](https://notes.variogr.am/2012/08/12/1980s-pen-plotters-of-the-future/) Another intro to vintage pen plotters.
* [Pen Plotter Programming: The Basics](https://medium.com/@fogleman/pen-plotter-programming-the-basics-ec0407ab5929) Some basics of programming vector paths, including sorting, joining, and simplifying.
* [On Generative Algorithms](https://inconvergent.net/generative/) Nice 13-part walkthrough of interesting algorithms.
* [Roland DG DXY-990](https://hackaday.io/project/12276-roland-dg-dxy-990) Quickstart guide for a Roland flatbed plotter.
* [The Cohen-Sutherland Line Clipping Algorithm](https://sighack.com/post/cohen-sutherland-line-clipping-algorithm) Detailed explanation and examples of an interesting algorithm.
* [Vera Molnár](https://www.surfacemag.com/articles/vera-molnar-in-thinking-machines-at-moma/) OG plotter artist.
* [The Recode Project](http://recodeproject.com/) "The ReCode Project is a community-driven effort to preserve computer art by translating it into a modern programming language".
* [Hektor](http://juerglehni.com/works/hektor) The original cable-based drawbot from 2002.
* [Pen Plotter Art & Algorithms Part I](https://mattdesl.svbtle.com/pen-plotter-1) and [II](https://mattdesl.svbtle.com/pen-plotter-1) A two-part intro to creating generative graphics for plotting.
* [Surface Projection](https://bitaesthetics.com/posts/surface-projection.html) and [Fractal Generation with L-Systems](https://bitaesthetics.com/posts/fractal-generation-with-l-systems.html) Some techniques for creating line graphics suitable for plotting.
* [Pen Plotter Art & Algorithms](https://mattdesl.svbtle.com/pen-plotter-1) Introduction to plotters, AxiDraw, walkthrough of the `penplot` library.
* [Surface Projection](https://bitaesthetics.com/posts/surface-projection.html) Deep dive into surface projection and hidden line removal using Python and penplot.
* [Introduction to TSP art](https://wiki.evilmadscientist.com/TSP_art) Resources for traveling salesman problem (single path) art.
* [Hidden wireframe removal](https://trmm.net/Hidden_Wireframe) Discussion and links to code for wireframe removal of STL files.
- [An Intro to Pen Plotters](https://www.tobiastoft.com/posts/an-intro-to-pen-plotters) Good info on getting started with old HPGL plotters.
- [1980s pen plotters of the future](https://notes.variogr.am/2012/08/12/1980s-pen-plotters-of-the-future/) Another intro to vintage pen plotters.
- [Pen Plotter Programming: The Basics](https://medium.com/@fogleman/pen-plotter-programming-the-basics-ec0407ab5929) Some basics of programming vector paths, including sorting, joining, and simplifying.
- [On Generative Algorithms](https://inconvergent.net/generative/) Nice 13-part walkthrough of interesting algorithms.
- [Roland DG DXY-990](https://hackaday.io/project/12276-roland-dg-dxy-990) Quickstart guide for a Roland flatbed plotter.
- [The Cohen-Sutherland Line Clipping Algorithm](https://sighack.com/post/cohen-sutherland-line-clipping-algorithm) Detailed explanation and examples of an interesting algorithm.
- [Vera Molnár](https://www.surfacemag.com/articles/vera-molnar-in-thinking-machines-at-moma/) OG plotter artist.
- [The Recode Project](http://recodeproject.com/) "The ReCode Project is a community-driven effort to preserve computer art by translating it into a modern programming language".
- [Hektor](http://juerglehni.com/works/hektor) The original cable-based drawbot from 2002.
- [Pen Plotter Art & Algorithms Part I](https://mattdesl.svbtle.com/pen-plotter-1) and [II](https://mattdesl.svbtle.com/pen-plotter-1) A two-part intro to creating generative graphics for plotting.
- [Surface Projection](https://bitaesthetics.com/posts/surface-projection.html) and [Fractal Generation with L-Systems](https://bitaesthetics.com/posts/fractal-generation-with-l-systems.html) Some techniques for creating line graphics suitable for plotting.
- [Pen Plotter Art & Algorithms](https://mattdesl.svbtle.com/pen-plotter-1) Introduction to plotters, AxiDraw, walkthrough of the `penplot` library.
- [Surface Projection](https://bitaesthetics.com/posts/surface-projection.html) Deep dive into surface projection and hidden line removal using Python and penplot.
- [Introduction to TSP art](https://wiki.evilmadscientist.com/TSP_art) Resources for traveling salesman problem (single path) art.
- [Hidden wireframe removal](https://trmm.net/Hidden_Wireframe) Discussion and links to code for wireframe removal of STL files.
## Community
Where to find other plotter and drawbot friends.
* [#plottertwitter](https://twitter.com/hashtag/plottertwitter) Twitter hashtag with lots o' plots.
* [PlotterArt Subreddit](https://www.reddit.com/r/PlotterArt/)
* [AxiDraw Subreddit](https://www.reddit.com/r/axidraw/)
* [Generative Art Subreddit](https://www.reddit.com/r/generative/)
* [Chiplotle-discuss](https://lists.columbia.edu/mailman/listinfo/chiplotle-discuss) Fairly inactive mailing list for the Chiplotle HPGL Python library with some general plotter talk.
- [#plottertwitter](https://twitter.com/hashtag/plottertwitter) Twitter hashtag with lots o' plots.
- [PlotterArt Subreddit](https://www.reddit.com/r/PlotterArt/)
- [AxiDraw Subreddit](https://www.reddit.com/r/axidraw/)
- [Generative Art Subreddit](https://www.reddit.com/r/generative/)
- [Chiplotle-discuss](https://lists.columbia.edu/mailman/listinfo/chiplotle-discuss) Fairly inactive mailing list for the Chiplotle HPGL Python library with some general plotter talk.
## Plotter Art For Sale
* [Paul Rickards](http://biosrhythm.com/?page_id=1569)
* [Michael Fogleman ](https://www.michaelfogleman.com/plotter/)
* [inconvergent](http://buy.inconvergent.net/)
* [Customized Streetart](https://www.literalstreetart.com/) Customizable plotted maps.
* [Monica Rizzolli](https://www.saatchiart.com/account/artworks/155196)
* [EmergentDesign](https://emergentdesign.bigcartel.com/products)
- [Paul Rickards](http://biosrhythm.com/?page_id=1569)
- [Michael Fogleman ](https://www.michaelfogleman.com/plotter/)
- [inconvergent](http://buy.inconvergent.net/)
- [Customized Streetart](https://www.literalstreetart.com/) Customizable plotted maps.
- [Monica Rizzolli](https://www.saatchiart.com/account/artworks/155196)
- [EmergentDesign](https://emergentdesign.bigcartel.com/products)
## Other Awesomes
* [awesome-generative-art](https://github.com/kosmos/awesome-generative-art)
* [awesome-creative-coding](https://github.com/terkelg/awesome-creative-coding)
- [awesome-generative-art](https://github.com/kosmos/awesome-generative-art)
- [awesome-creative-coding](https://github.com/terkelg/awesome-creative-coding)