| Version | Release | Download |
| 2.0.4 | 2018-07-30 | eio-2.0.4.tgz |
| 2.0.3 | 2018-06-26 | eio-2.0.3.tgz |
| 2.0.2 | 2017-04-17 | eio-2.0.2.tgz |
| 2.0.1 | 2016-07-24 | eio-2.0.1.tgz |
| 2.0.0 | 2016-06-08 | eio-2.0.0.tgz |
| 2.0.0RC3 | 2016-03-23 | eio-2.0.0RC3.tgz |
| 2.0.0RC2 | 2016-03-04 | eio-2.0.0RC2.tgz |
| 2.0.0RC1 | 2015-11-19 | eio-2.0.0RC1.tgz |
| 1.2.6 | 2015-09-28 | eio-1.2.6.tgz |
| 1.2.5 | 2014-03-27 | eio-1.2.5.tgz |
| 1.2.4 | 2014-03-15 | eio-1.2.4.tgz |
| 1.2.3 | 2013-07-19 | eio-1.2.3.tgz |
| 1.2.1 | 2013-02-20 | eio-1.2.1.tgz |
| 1.2.0 | 2012-07-30 | eio-1.2.0.tgz |
| 1.1.0 | 2012-07-08 | eio-1.1.0.tgz |
| 1.0.0 | 2012-07-01 | eio-1.0.0.tgz |
| 0.5.0 | 2012-06-24 | eio-0.5.0.tgz |
| 0.4.0 | 2012-01-08 | eio-0.4.0.tgz |
| 0.3.0 | 2011-10-28 | eio-0.3.0.tgz |
| 0.2.0 | 2011-10-23 | eio-0.2.0.tgz |
| 0.1.1 | 2011-10-19 | eio-0.1.1.tgz |
| 0.1.0 | 2011-10-19 | eio-0.1.0.tgz |
| 0.0.1 | 2011-10-13 | eio-0.0.1.tgz |