The following organisations are known to use Xapian. If you are using
Xapian or know someone who is, please add an entry to
Forum search engine
Document types: Complete forum discussions
Database size: Over 850,000 documents, about 15GB of uncompressed, 10GB compressed database size. (2008-07-14)
Application: Searching Hansard, the UK House of Commons Official Report; also email alerts
Database size: around 500,000 documents; 0.5G of source data. (2006-02-06)
Application: Searching discussion forums - sites include
the city of Amsterdam,
the Dutch broadcasting organization VPRO,
Webpiraat, and GKV (a Dutch interchurch organization)
- Supplier of Forum Software
Document types: forum topics
Database size: around 900,000 topics (2004-08-19)
Application: web api to gazetteer service, built using Search::Xapian
Application: Free online community with profiles, chat, boards, blogs, games, and more
Document types: User profiles, forums, mails, and help documents
Database size: 1.89 million documents (2007-03-29)
Application: Searching UK Freedom of Information Act requests and responses
Application: Official German Portal for Ubuntu Linux
Application: Searching archives of mailing lists (Gmane allows these to be viewed as newsgroups, or on the web)
Database size: 80 million messages (2010-09-01)
Debian use Xapian for:
- Debian Mailing List Archive Search
Languages: Danish, Dutch, English, Finnish, French, German, Hungarian, Italian, Portuguese, Romanian, Russian, Spanish, Swedish, and Turkish
Database size: 3.9 million messages (2009-05-18)
- Debian Wiki Search
Database size: over 6700 pages (2009-05-18)
- Searching their archive of software packages
Database size: over 30000 packages (2009-03-16)
- Debtags Package Tagging uses Xapian for its
full text search,
and tag editor.
Application: Searching online auctions
- Online Auction Site
Database size: around 1.2 million documents (2009-03-14)
Application: Product Search for on-line store
Database size: 9000 products (2006-04-08)
Application: Searching mailing list archive
Provides a way to organise your Mac OS X applications and
discover new ones (also available for iPhone and Microsoft Windows
Application: Home decoration website
Application: Subtitle search for Doctor Who episodes.
Desktop Search Applications
Application: Recoll is a personal full text search tool
Application: Pinot is a personal search and metasearch tool for the Free Desktop
Application: The One Laptop Per Child (OLPC) project is building a low-cost laptop for the world's poorest children. The datastore search is implemented using
Web Based Applications
Application: Roundup is an Issue Tracker which can use Xapian for searching
Application: Wiki Engine with built in Xapian-powered search
Application: Open source web application providing email management for customer service, help desk, etc.
Application: Wiki software with Xapian search (as of version 1.6)
Application: LXR, the Linux Cross Referencer
Application: Wiki software with Xapian search (as of version 2.49)
French Web content management software. Xapian powers the website search and is available as a module version 4.0.0 (in beta as of 2009-03-06).
oVirt provides management of virtual machines via a
web-based virtual machine management console, and uses Xapian to provide
Catalyst is a Web Development Framework which includes
support for using Xapian as a search engine.
Synd is a software framework written in PHP, used primarily for building
dynamic websites. It allows Xapian to be used to provide an integrated search engine.
Djapian provides integration between Xapian and
Django (a high-level Python Web
framework that encourages rapid development and clean, pragmatic design).
Flax is an enterprise search platform based on Xapian, with a web-based
administration system, scheduled indexing, and more. It's written in Python.
acts_as_xapian provides Xapian support for the Ruby on Rails web framework.
CouchDB Xapian is a search interface to CouchDB documents, that uses the Xapian Ruby bindings.
ore.xapian is a Xapian Content Indexing/Searching Framework for Zope3