Autocompletion functionality for WordPress search input when Relevanssi plugin is installed.
As of April 2026, Autocomplete For Relevanssi is a WordPress Relevanssi plugin with 900 active installations and a 3.4/5 rating from 5 reviews. It has been downloaded 16K+ times in total. Requires WordPress 4.0+ and PHP false+. Available on WordPress.org since 2016. Last updated 6 years ago — may have compatibility concerns. Top alternative: Ajax Load More for Relevanssi.
This plugin is meant to add the word autocomplete in search input field by using the index stored in Relevanssi database. So you have to install first Relevanssi (free or premium version) to have it to work.
The JS script used to accomplish the autocompletion work has been developed by Lea Verou and is called Awesomplete. It is very simple to set up, lightweight and accessible.
| WordPress | 4.0+ requiredTested up to 5.3.21 |
| PHP | false+ required |
*Initial release
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