TYPO3.TYPO3CR.Search
A TYPO3CR search common package used to implement concrete indexing and search functionality. Some of the related packages are:
Flowpack.ElasticSearch.ContentRepositoryAdaptor
To use Elasticsearch for indexing and searching.
Flowpack.SimpleSearch.ContentRepositoryAdaptor
Uses a SQLite database for indexing and search and thus can be used without additional dependencies.
Flowpack.SearchPlugin
A plugin to offer search functionality to users via TypoScript rendering.