KEY: DATE [number of units] event
Spring 2007  The first RepRap Darwin was finished. Its parts were made in a Stratasys Dimension. During that summer the RepRap team made four or five sets of parts for the machine in the Stratasys and sent them to new RepRap owners around the world.
30 September 2007  Vik Olliver in New Zealand finished the second Darwin.
Christmas 2007 A number of people start to make wooden and lasercut copies of Darwin. The Bath RepRap Lab also supplied a Stratasys-printed set of Darwin parts to Ian Adkins of Bits from Bytes, who created silicone moulds from them and started selling Darwin copies made by PU moulding.
February 21, 2008  Zach Smith, later of MakerBot, produces his first RepRap Darwin.
February 22, 2008  Ponoko produce a lasercut version of the RepRap Darwin.
Spring 2008  Many wooden and moulded Darwin-type Repstraps are working, and people start using them to print RepRaps.
Summer 2009  RepRap Mendel introduced.
Christmas 2010  eBay mass production line selling of RepRap 3DPrinted sets of parts for RepRaps.
Summer 2010  Around 1500 RepRaps produced.
Spring 2011  One RepRap member alone has made over 100 RepRaps for other people.