Apache Solr 9.5.0

Solr Features

Solr is a standalone enterprise search server with a REST-like API. You put documents in it (called "indexing") via JSON, XML, CSV or binary over HTTP. You query it via HTTP GET and receive JSON, XML, CSV or binary results.

More Features

Everything but the kitchen sink.

Solr uses the Lucene search library and extends it.

Detailed Features

Data Handling

Schema or schemaless, easily define the field types, analysis processes and document structures to make your search application successful

Detailed Features


HTTP interfaces with flexible IO formats and extensive query parsing support make adding and finding data a snap

Detailed Features


Slice and dice your data six ways from Sunday

Detailed Features


Clustering, spellchecking, auto-complete and more make it easy to help users discover content

Detailed Features

Plugins and Extensions

Open source and well-documented make Solr highly extensible

Detailed Features

Statistics and Aggregations

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Location-aware search using advanced spatial integrations

Detailed Features

Rich Content

Your Data, your way. PDF, Word, Powerpoint and more

Detailed Features


Proven time and time again in world-class organizations, Solr performs and scales to handle the most demanding applications

Detailed Features


Highly scalable, fault tolerant distributed infrastructure built on Apache Zookeeper

Detailed Features

Admin Interface

A rich and powerful User Interface enables deep insight into Solr's state all without anything extra to install