diff --git a/penplotting/README.md b/penplotting/README.md
index f22aa01e..b34b6062 100644
--- a/penplotting/README.md
+++ b/penplotting/README.md
@@ -59,12 +59,15 @@ G00 X0 Y0
 * iDraw is not compatible with axidraw software. It does not use the [EBB (EiBotBoard) Command Set](https://evil-mad.github.io/EggBot/ebb.html). [axidraw user manual](https://wiki.evilmadscientist.com/AxiDraw_User_Guide) [inkscape and axidraw]( https://wiki.evilmadscientist.com/Axidraw_Software_Installation)
 * One may do string art: <https://www.youtube.com/watch?v=ymWi15rvTvM>
 
-### Vpype
+### SVG to Gcode
 
-Vpype works out-of-the-box to do two things:
+**Vpype** works out-of-the-box to do two things:
 - post-process and optimize SVG files, see doc
 - generate Gcode with vpyope-gcode `vpype read input.svg gwrite --profile gcode output.gcode` [doc](https://pypi.org/project/vpype-gcode/)
 
+**juicy-gcode** works to transform SVG to gcode
+ `./juicy-gcode ~/input.svg`
+ 
 ## Links:
 
 * general idraw:
@@ -73,18 +76,52 @@ Vpype works out-of-the-box to do two things:
   * [idraw review @ generativehut](https://www.generativehut.com/post/reviewing-the-idraw-pen-plotter), by [Pierre Paslier](https://www.linkedin.com/in/pierrepaslier/?originalSubdomain=uk)
   * Review at generativehut <https://www.generativehut.com/post/reviewing-the-idraw-pen-plotter>
 * low level gcode
-  * [Gcmc](https://www.vagrearg.org/content/gcmc) is a front-end domain-specific language for generating G-code
+  * [vpype-gcode](https://github.com/tatarize/vpype-gcode/) to be used with [vpype](https://pypi.org/project/vpype/)
+  * [Juicy-GCode](https://github.com/domoszlai/juicy-gcode) is a command-line application that converts SVG files to GCode
+  * [svg2gcode](https://github.com/vishpat/svg2gcode) -> [svg2gcode_grbl](https://github.com/arcadeperfect/svg2gcode_grbl) -> [svg2grbl](https://github.com/nknotts/svg2grbl)
   * [gcode-cli](https://github.com/hzeller/gcode-cli) command line tool to send gcode to serial pen plotter
-  * [Juicy-GCode](https://github.com/domoszlai/juicy-gcode) is a command-line application that converts SVG files to GCode ([cannot build for now](https://github.com/domoszlai/juicy-gcode/issues/28))
-  * [v-plotter](https://github.com/domoszlai/v-plotter): A pen plotter simulator
   * [inkscape-grbl](https://github.com/mahtDFR/inkscape-grbl) save Inkscape drawings as G-Code files
   * [gcode-generative-for-processing](https://github.com/o0morgan0o/gcode-generative-for-processing)
+  * [Gcmc](https://www.vagrearg.org/content/gcmc) is a front-end domain-specific language for generating G-code
+* simulators
+  * <https://ncviewer.com/>
+  * <https://nraynaud.github.io/webgcode/> shows bounds and duration 
+  * <https://riverbendmath.org/modules/XY_Plotter/Simulator/>
+  * [v-plotter](https://github.com/domoszlai/v-plotter): A pen plotter simulator
 * drawing tools
   * [vsketch](https://github.com/abey79/vsketch) is a Python generative art toolkit for plotters (API inspired from Processing)
-  * [vpype](https://pypi.org/project/vpype/) is the Swiss-Army-knife generative art command-line tool for plotter vector graphics and [vpype-gcode](https://github.com/tatarize/vpype-gcode/)
   * [whiskers](https://github.com/abey79/vsvg/blob/master/crates/whiskers/README.md) is a Rust-based, Processing-like interactive sketching environment for generative plotter art.
   * [pypotrace](https://github.com/tatarize/potrace) transforms bitmaps into vector graphics , port of [potrace](https://potrace.sourceforge.net/)
+* samples:
+  * https://github.com/rsimmons/isovoxel/blob/master/docs/
+  * https://github.com/abey79/sketches
+  * https://github.com/Notgnoshi/generative/blob/main/examples/
+
 * other
   * [The fascination of pen plotting, handwriting and spirals](https://www.fxhash.xyz/article/the-fascination-of-pen-plotting-handwriting-and-spirals)
   * Awesome plotter resources <https://github.com/beardicus/awesome-plotters>
   * [DrawingBotV3](https://github.com/SonarSonic/DrawingBotV3) is a software for converting images 
+
+## Help
+
+```
+./juicy-gcode --help
+juicy-gcode - The SVG to G-Code converter
+
+Usage: juicy-gcode [-v|--version] SVGFILE [-f|--flavor CONFIGFILE] 
+                   [-o|--output OUTPUTFILE] [-d|--dpi DPI] 
+                   [-t|--tolerance TOLERANCE] [-c|--curve-fitting TYPE]
+  Convert SVGFILE to G-Code
+
+Available options:
+  -h,--help                Show this help text
+  -v,--version             Show version
+  SVGFILE                  The SVG file to be converted
+  -f,--flavor CONFIGFILE   Configuration of G-Code flavor
+  -o,--output OUTPUTFILE   The output G-Code file (default is standard output)
+  -d,--dpi DPI             Used to determine the size of the SVG when it does
+                           not contain any units; dot per inch (default is 96)
+  -t,--tolerance TOLERANCE Maximum derivation of the approximation curve
+  -c,--curve-fitting TYPE  Bezier curve approximation algorithm. TYPE can be
+                           linear, biarc (default) or cubic-bezier
+```