Proto:Portal 2
Portal 2 had a long and complex development cycle, with multiple changes to its story, gameplay, environments, and technology. This page serves as an index of known development builds and development material.
Known builds
This page documents known development versions of Portal 2.
2009
| July 28th, 2009 Corehub build |
2010
| February 4th, 2010 |
| March 18th, 2010 |
| July 22nd, 2010 |
| August 30th, 2010 |
| September 24th, 2010 |
| September 26th, 2010 |
| October 19th, 2010 |
| December 1st, 2010 |
| December 2nd, 2010 |
2011
| January 12th, 2011 |
| January 21st, 2011 |
| January 25th, 2011 |
| February 4th, 2011 |
| February 11th, 2011 |
| DVD Preload Build |