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Best JSON API plugins for WordPress

The most popular JSON API plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. REST API Toolbox leads with 1K+ active installs, ahead of JSON API User (1K+) and JSON API Auth (600+). All 13 plugins tagged “json api” 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 10 JSON API plugins

  1. 1.
    REST API Toolbox

    The most installed JSON API plugin, with 1K+ active installs. Rated 5.0 from 8 reviews, last updated 1 year ago. Tested only up to WordPress 6.7.11.

  2. 2.
    JSON API User

    1K+ active installs. Rated 3.9 from 21 reviews, updated 2 months ago.

  3. 3.
    JSON API Auth

    600+ active installs. Rated 4.7 from 11 reviews, updated 1 month ago.

  4. 4.
    REST API Helper

    400+ active installs. Only 1 review so far, last updated 4 years ago. Tested only up to WordPress 5.3.27.

  5. 5.
    API Press

    40+ active installs. Only 1 review so far, updated 4 months ago.

  6. 6.
    MaxtDesign REST API Control

    20+ active installs. No reviews yet, updated 1 month ago.

  7. 7.
    Kill JSON REST API

    20+ active installs. No reviews yet, last updated 9 years ago. Tested only up to WordPress 4.7.39.

  8. 8.
    WP REST API multilanguage (over WMPL)

    10+ active installs. No reviews yet, last updated 11 years ago. Tested only up to WordPress 4.3.34.

  9. 9.
    JSON API Delete User

    10+ active installs. No reviews yet, last updated 10 years ago. Tested only up to WordPress 4.4.34.

  10. 10.
    WP-BigApp

    10+ active installs. No reviews yet, last updated 10 years ago. Tested only up to WordPress 3.4.2.

All 13 plugins tagged “json api”