Mark Jaquith

This simple plugin (no configuration) redirects <code>?s=FOO</code> search URLs to the nicer <code>/search/FOO</code> versions. Requires pretty permalinks.

Nice Search

Redirects search URLs from ?s=FOO  to /search/foo and converts spaces to + symbols

Mateusz Maciejczyk

FacetGuard SEO helps WooCommerce stores keep filtered, sorting and tracking URLs under control.
A separate Pro version is available outside WordPress.org: <a href="https://checkout.freemius.com/plugin/25157/plan/41687/" rel="nofollow ugc">Buy FacetGuard SEO Pro</a>
Features included in the WordPress.org Lite plugin: 
– safe robots + canonical handling for faceted URLs 
– configurable facet / ignore / keep parameter rules 
– dry-run URL Analyzer 
– SEO Check for real-output validation 
– logs and diagnostics export

FacetGuard SEO

Control faceted and parameter URLs in WooCommerce with safe robots + canonical rules, SEO Check and a dry-run analyzer.

Nice Search vs FacetGuard SEO