ElasticPress

A fast and flexible search and query engine for WordPress.


Taylor Lovett, Matt Gross, Aaron Holbrook, 10up 4,000+ active installations Tested with 5.2.1 Updated 2 weeks ago

RediSearch

Flexible search engine for WordPress with very high performance.


Foad Yousefi Fewer than 10 active installations Tested with 5.0.4 Updated 5 months ago