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Best http1.1 plugins for WordPress

The most popular http1.1 plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. "SEO-HEADERS-Easy" Protocol HTTP 1.1 leads with 100+ active installs. All 1 plugins tagged “http1.1” 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.

Research this niche or see all plugins.

Top 1 http1.1 plugins

  1. 1.
    "SEO-HEADERS-Easy" Protocol HTTP 1.1

    The most installed http1.1 plugin, with 100+ active installs. Only 3 reviews so far, last updated 10 years ago. Tested only up to WordPress 4.4.34.

All 1 plugins tagged “http1.1”