This document provides an overview of the Apache Solr extension for TYPO3 CMS. It discusses the history and current status of EXT:solr, outlines the roadmap for future versions, and describes the ecosystem of add-ons that provide additional features. The presentation was given by Olivier Dobberkau to discuss supporting TYPO3 versions 4.5 through 6.1 in upcoming releases, moving components to Extbase and FLUID, and estimated timelines for development on EXT:solr 4.x. Additional resources for the Apache Solr extension are also listed.