Opensolr Search is a free WordPress plugin. Your posts, pages and products go into an Opensolr Index, and visitors get a search page with filters, suggestions as they type, search by meaning and search by image. Everything is in the WordPress docs; this page is the short way in.
01 · Start in four steps
Install
Plugins › Add New, search for Opensolr Search, click Install Now, then Activate. WordPress 6.0 or newer and PHP 8.1 or newer. Installation.
Connect
Settings › Opensolr Search, Settings tab: your Opensolr email and API key (Account › API Keys), then Save & Connect. On a new Opensolr account, create your first index in the Control Panel and connect it with Use an existing index. The Settings tab, Use an existing index.
Fill the index
Start the Data Crawler (Opensolr reads the plugin sitemap; your site must be on https), or click Ingest All Now on Data Ingestion. With Real-Time Sync on, each post is also sent when you save it.
Search
Open https://your-site/opensolr-search: your search page.
02 · Next
WooCommerce product search: SKU, attributes, price and stock.
Facets, Search Tuning, Elevation and Analytics.
Multilingual sites with WPML and Polylang, and SEO meta tags and the plugin sitemap.
Every plan includes 500 AI requests a month: search by meaning, AI Hints, AI Reader and search by image use them. What it uses from your plan.
The plugin on WordPress.org and its product page. The same site search for any website: Enterprise Site Search, all in one.