| Version | Change log |
| ETAC Interpreter 3-0-6-ena Aug 1, 2020 | First Unicode release of the ETAC system. ETAC can now process source and data files encoded in UTF-8, UTF-16, and UTF-32, as well as in Windows-1252. New ETAC commands. ETAC source code of new Functions library of 60 functions. Other enhancements and big fixes. |
| ETAC Interpreter 2-0-6-ena Feb 1, 2019 | First production ('stable') release. New ETAC Code Generator utility. Bug fixes. |
