| ACT-R cognitive modeling environment |
| Platform |
Version |
Installation time |
| Microsoft Windows (98 or later) running on an Intel x86-compatible CPU |
3.45 |
12 Jan 2009 | 22:34:30 UTC |
| Linux running on an Intel x86-compatible CPU |
3.45 |
12 Jan 2009 | 22:34:30 UTC |
| Linux running on an AMD x86_64 or Intel EM64T CPU |
3.45 |
12 Jan 2009 | 22:34:30 UTC |
| Mac OS 10.4 or later running on Intel |
3.40 |
11 Sep 2008 | 22:17:43 UTC |
| ACT-R cognitive modeling environment |
| Platform |
Version |
Installation time |
| Microsoft Windows (98 or later) running on an Intel x86-compatible CPU |
1.42 |
11 Aug 2011 | 21:09:10 UTC |
| Linux running on an Intel x86-compatible CPU |
1.42 |
11 Aug 2011 | 21:09:10 UTC |
| Mac OS 10.4 or later running on Intel |
1.42 |
11 Aug 2011 | 21:09:10 UTC |
| ACT-R cognitive modeling environment leveraging Clozure Common Lisp |
| Platform |
Version |
Installation time |
| Microsoft Windows (98 or later) running on an Intel x86-compatible CPU |
1.42 (sse2) |
15 Feb 2012 | 0:35:22 UTC |
| Linux running on an AMD x86_64 or Intel EM64T CPU |
1.42 (sse2) |
15 Feb 2012 | 0:35:22 UTC |
| Intel 64-bit Mac OS 10.5 or later |
1.42 (sse2) |
15 Feb 2012 | 0:35:22 UTC |