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ant.includes Support building on 32-bit Macs Jan 20, 2011
build Update avrdude for OS X; update Windows drivers Jan 2, 2014
docs removed local cache of from repo Nov 16, 2011
examples Add RGB LED settings to machine > onboard parameters Apr 5, 2014
machines Correct a couple of errors in Carl's Clone R1 machine definitions; bu… Jun 22, 2015
resources Logo changes Feb 2, 2013
src More MBI breakage in the machine control panel and machine onboard pr… Jul 9, 2015
test Removing obsolete test Sep 13, 2010
.gitignore Adding *.svn to .gitignore Jul 14, 2012
build.xml Remove ancient miracle grue and support (it's use was disabled anyway… Jun 1, 2014
commit_template.txt updated axis switching on JogPanel to reflect new machine Dec 16, 2011
contributors.txt Adding Alison/Ted as contributors Jun 4, 2013 Changed so it doesn't give errors when run Sep 22, 2011 Update build scripts to allow more flexable version naming May 27, 2011 Update build scripts to allow more flexable version naming May 27, 2011
license.txt more moving stuff. Aug 13, 2008
readme.txt testing pivotal integration [#23979541] Jan 25, 2012 co -> checkout Jan 20, 2011
todo.txt Cleanup: fix dead links in documentation. Feb 14, 2011


ReplicatorG is an open-source GCode based controller for RepRap / CNC machines.  It has 3 main goals:

1. Be as simple to use, and as easy to install as possible.
2. Be driver oriented and abstract the GCode away, allowing users to easily create drivers for their own machine.
3. Support as much of the GCode specification as possible.

For more information, see the website at:


Mac OSX:


ReplicatorG is an open source project, owned by nobody and supported by many.

The project is descended from the wonderful Arduino host software (
Arduino is descended from the also wonderful Processing environment (

ReplicatorG was forked from Arduino in August 2008.

See changelog.txt for a list of changes in each version.

People who have worked on ReplicatorG include:

Zach 'Hoeken' Smith (
Marius Kintel (
Adam Mayer (
Far McKon (
A full list of contributers is in contributers.txt