You can find all translations in this page:
http://question2answer.org/addons.php?old=1#languages-old
That includes the ones that needs to be updated to newer versions. Unfortunately, there is no Hebrew available in any version.
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask here, in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.