valgrind.org
Valgrind: Mailing Lists and IRC
http://www.valgrind.org/support/mailing_lists.html
Mailing Lists and IRC. Mailing Lists and IRC. When posting to the mailing lists, please keep the following in mind, as they will increase the likelihood of getting a useful response:. Use a valid email address. Every new poster's email address is checked for validity through confirmation. Send plain ASCII messages, no HTML-formatted emails please. Don't GPG/PGP sign your messages. If you want people to be able to send you encrypted email, stick your key-locator in your signature. There is an IRC channel ...
xapian.org
Xapian Users
http://xapian.org/users.php
The following organisations are known to use Xapian. If you are using Xapian or know someone who is, please add an entry to the wiki. Library of the University of Cologne. Xapian is used with OpenBib. To search the library's OPAC (Online Public Access Catalogue). Database size: 17 million title entries split across 213 separate databases (2015-03-05). Application: Searching news articles. Also powers internal search facilities for newspaper staff. Document types: News stories. Built using Search: Xapian.