There are three mailing lists relating to Xapian:
The [Gmane] links take you to the Gmane news gateway which allows you to read these lists with a newsreader, or browse the archives on the web.
Posts from non-subscribers currently require approval (we'd rather not have to impose this restriction, but we also want to avoid relaying spam to our subscribers). So if you aren't subscribed, there's likely to be a delay before your message is approved and relayed to the list. Please be patient and don't resend a message just because it doesn't appear right away.
If you only want announcements, you can: