Open source search and OpenSearch

At the beginning of 2021 ElasticSearch took the open source search community by surprise when it announced some changes to its licensing model and subsequently highlighted the differences between the ElasticSearch and AWS offerings.

Charlie Hull, Managing Consultant at Open Source Solutions, has been tracking the outcomes of this decision, and very courageously set up and chaired a debate between Elastic Search, Solr and Vespa.

Charlie has published a very good summary of the debate which links to a video recording.

There are two further contributions from Charlie Hull at

OpenSearch – Amazon forks Elasticsearch and the divergence begins

Is Elasticsearch no longer open source software?

About Martin White
Martin White

Martin is an information scientist and the author of Making Search Work and Enterprise Search. He has been involved with optimising search applications since the mid-1970s and has worked on search projects in both Europe and North America. Since 2002 he has been a Visiting Professor at the Information School, University of Sheffield and is currently working on developing new approaches to search evaluation.

Leave a Reply

You must be logged in to post a comment.