Custom Stop Words for Site Search
Ignores filler words such as "can", "my" or "need" in multi-word searches, so "how can I reset my password" finds posts about resetting passwords.
Snippet Library
Search snippets for WordPress
Snippets that improve WordPress search: search custom fields and post types, exclude pages, redirect single results and highlight matching words. For content-heavy sites where visitors need to find things quickly.
Hide Password-Protected Posts From Search
Leaves password-protected posts and pages out of search results so their titles are not exposed to visitors.