We host and attend events on search & relevance across the world. Come and join our Search Meetup groups or meet us as we talk at a conference! You can see the next events we'll attend below.

We run Haystack, the search relevance conference, twice a year in the USA and Europe. We also host the London Lucene/Solr Meetup and the Haystack LIVE! Meetup (which presents regular online talks on search & relevance). We’re also regular speakers at other events including ApacheCon, Berlin Buzzwords, MICES (Mix Camp for E-commerce), Search Solutions, Taxonomy Bootcamp & Enterprise Search Summit. Come and meet our team!

Past Events

Talks from past events are available on our Youtube channel – here are some videos of talks at our recent events:

Haystack US 2022

Haystack LIVE! Meetup 2022

OSC at other events

Upcoming Events

Haystack US 2023

  • April 24th-28th 2023 | 9am-5pm

Haystack is the conference for organizations where search, matching, and relevance really matters to the bottom line. For search managers, developers, relevance engineers & data scientists finding ways to innovate, see past the silver bullets, and share what actually has worked well for their unique problems. Please come share and learn at Haystack US 2023!

Learn More

Join René Kriegler at the Hamburg Search Technology Meetup and hear about query rewriting for vector search

Learn More

Judgment lists, click models, document features, query features, online evaluation, offline evaluation… Let’s face it, search is deeper than any of us first expected! On top of that, by…

Learn More

Haystack on Tour – a free search event in Kraków with edrone & OSC

  • February 23rd, 2023 | 2pm-10pm CET (Doors open at 1.30pm CET)

Join OSC & edrone in Kraków for a half day search relevance event on e-commerce search, vector search & voice search

Learn More

Get Notified about Upcoming Events