I know all the users of q2a check this site everyday for update for 1.8 but developers are very busy. Today I download the latest 1.8 alfa version from github i install it on
http://ans.bissoy.com/beta/
it works fine.
You can also check it
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.