Add OpenSearch discovery and querying to your WordPress site.
As of April 2026, OpenSearch is a WordPress osd plugin with 20 active installations and a 0/5 rating0. It has been downloaded 3.4K+ times in total. Requires WordPress 2.1+ and PHP false+. Available on WordPress.org since 2008. Last updated 17 years ago — may have compatibility concerns. Top alternative: Open Search.
Add OpenSearch discovery and querying to your WordPress site, based on the
OpenSearch specification, version 1.1.
After activating the plugin, your WordPress site will expose a standardised
search interface, accessible to OpenSearch clients such as the Firefox
search bar.
| WordPress | 2.1+ requiredTested up to 2.6 |
| PHP | false+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.