Best output buffer plugins for WordPress
The most popular output buffer plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Output Buffer Tester leads with 10+ active installs. All 1 plugins tagged “output buffer” 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 1 output buffer plugins
- 1.
Output Buffer TesterThe most installed output buffer plugin, with 10+ active installs. No reviews yet, last updated 8 years ago. Tested only up to WordPress 4.9.35.