npm install gsimCross-platform command-line gcode simulator.
```
cat smile.gcode | gsim
!alt
npm install -g gsim
`Meta Comments
Gsim can be annotated with addition information about the job with meta attribute comments.
The format is simply
(key=value key2=value2).`
(tooldiameter=0.5)
G0 X1
G0 Y1
...
`My hope is that other generators and simulators will adopt this convention and collaborate towards a standard.
Currently
tooldiameter` is the only attribute.