Best opensearch plugins for WordPress
The most popular opensearch plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Open Search Document leads with 200+ active installs, ahead of OpenSearch (20+) and WP Opensearch Advance (10+). All 4 plugins tagged “opensearch” are below, with figures from WordPress.org that update every day.
Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.
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Top 4 opensearch plugins
- 1.
Open Search DocumentThe most installed opensearch plugin, with 200+ active installs. Only 4 reviews so far, updated 1 month ago.
- 2.OpenSearch
20+ active installs. No reviews yet, last updated 18 years ago. Tested only up to WordPress 2.6.
- 3.WP Opensearch Advance
10+ active installs. No reviews yet, last updated 12 years ago. Tested only up to WordPress 4.0.38.
- 4.Add Browser Search
10+ active installs. No reviews yet, last updated 17 years ago. Tested only up to WordPress 2.7.1.
All 4 plugins tagged “opensearch”

Open Search Document
Up in the last 7 days:25#11,503by Matthias Pfefferle1 month ago
Lets browsers search your site straight from the address bar.
- Installs
- 200+
- Rating
- 5.0(4)
- Downloads
- 11/day
OpenSearch
#26,644by Jeff Waugh18 years ago
Add OpenSearch discovery and querying to your WordPress site.
- Installs
- 20+
- Rating
- –
- Downloads
- 0/day
WP Opensearch Advance
Down in the last 7 days:220#30,212by Duoc Nguyen12 years ago
Add Open Search to your website has never been so easy.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day
Add Browser Search
#42,939by gfazioli17 years ago
Add Wordpress standard search address into the browser menu, follow OpenSearch.org standard.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day