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Best ajax forms plugins for WordPress

The most popular ajax forms plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Mega Forms leads with 200+ active installs, ahead of Semiosis Form Builder (fewer than 10) and WebKernelAI (fewer than 10). All 5 plugins tagged “ajax forms” 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 4 ajax forms plugins

  1. 1.
    Mega Forms

    The most installed ajax forms plugin, with 200+ active installs. Rated 5.0 from 12 reviews, updated 3 months ago.

  2. 2.
    Semiosis Form Builder

    Fewer than 10 active installs. No reviews yet, updated 5 months ago. Tested only up to WordPress 6.9.11.

  3. 3.
    WebKernelAI

    Fewer than 10 active installs. Only 1 review so far, updated 3 months ago.

  4. 4.
    Formvexa

    Fewer than 10 active installs. No reviews yet, updated 2 months ago.

All 5 plugins tagged “ajax forms”