Best ext plugins for WordPress
The most popular ext plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Add .html Extension to Pages leads with 700+ active installs, ahead of ESB URL Extension (100+). All 2 plugins tagged “ext” 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 2 ext plugins
- 1.
Add .html Extension to PagesThe most installed ext plugin, with 700+ active installs. Only 1 review so far, last updated 2 years ago. Tested only up to WordPress 6.5.14.
- 2.ESB URL Extension
100+ active installs. Only 3 reviews so far, last updated 11 years ago. Tested only up to WordPress 4.1.42.
All 2 plugins tagged “ext”

Add .html Extension to Pages
Up in the last 7 days:9#7,961by Subodh Ghulaxe2 years ago
A simple and easy way to add .html extension to WordPress pages.
- Installs
- 700+
- Rating
- 5.0(1)
- Downloads
- 7/day
ESB URL Extension
Down in the last 7 days:42#14,811by eSparkBiz12 years ago
This plugin will allow you to add extensions to WordPress url as per your preference.
- Installs
- 100+
- Rating
- 5.0(3)
- Downloads
- 0/day