Registrations for the Events Calendar – Event Registration Plugin

80 Quality Score

Active Installs

17/30

With 7,000 active installs it has a modest footprint, but the score is boosted because it sits well above its category baseline for a niche add-on.

Update Freshness

25/25

The plugin was last updated in July 2026 and is tested against WordPress 7.0, which signals active and current development.

User Rating

15/15

A perfect 100 from 103 reviewers indicates that the users who try it tend to be very satisfied, though the sample size is small.

Support Health

8/15

Only one support thread exists, and while it was resolved, that volume tells us almost nothing about long-term responsiveness.

WP Compatibility

15/15

It requires WordPress 6.5 and PHP 7.4, matching modern hosting standards and showing broad forward compatibility.

Scores higher than 77% of indexed plugins

About

Collect and manage event registrations with customizable forms, attendee management, and email templates. Start collecting registrations in minutes.

Active Installs 7k+

Rating ★★★★★ 5/5

Last Updated 2026-08-20 2:27pm GMT

Requires WordPress 6.5+

Tested Up To 7.1

Requires PHP 7.4+

Security History

8 known vulnerabilities, all patched

2 Critical 1 High 5 Medium

Most recent: July 22, 2026

View details ▸

Registrations for the Events Calendar <= 3.2 - Authenticated (Contributor+) SQL Injection via 'standard' Parameter Medium

July 22, 2026 Patched in ["3.2.1"] CVE-2026-13119

Registrations for the Events Calendar <= 2.13.2 - Authenticated (Admin+) Stored Cross-Site Scripting Medium

March 3, 2025 Patched in ["2.13.4"] CVE-2024-10703

Registrations for the Events Calendar – Event Registration Plugin <= 2.12.3 - Unauthenticated Stored Cross-Site Scripting High

October 18, 2024 Patched in ["2.12.4"] CVE-2024-7982

Registrations for the Events Calendar <= 2.12.1 - Missing Authorization Medium

August 7, 2024 Patched in ["2.12.2"] CVE-2024-43143

Registrations for the Events Calendar – Event Registration Plugin <= 2.12.2 - Authenticated (Contributor+) SQL Injection Critical

July 30, 2024 Patched in ["2.12.3"] CVE-2024-39638

Registrations for the Events Calendar <= 2.7.9 - Reflected Cross-Site Scripting Medium

December 27, 2021 Patched in ["2.7.10"] CVE-2021-25083

Registrations for the Events Calendar <= 2.7.5 - Unauthenticated SQL Injection Critical

November 8, 2021 Patched in ["2.7.6"] CVE-2021-24943

Registrations for The Events Calendar <= 2.7.4 - Reflected Cross-Site Scripting Medium

October 27, 2021 Patched in ["2.7.5"] CVE-2021-24876

What It Does

This plugin adds a registration layer on top of The Events Calendar, letting site owners collect sign-ups through customizable forms tied to individual events. It includes attendee management and configurable email templates so you can track who is coming and confirm their spots automatically.

Who It's For

It is best for small to mid-sized WordPress sites already running The Events Calendar that want to handle RSVP-style registrations without paying for a full ticketing or booking system. Workshops, free community events, meetups, and church or club gatherings are the clearest fits.

Who Should Skip It

If you need paid tickets, WooCommerce integration, or seat-level booking, this plugin is not the right tool and you will be better served by Event Tickets or Event Espresso. Anyone not already using The Events Calendar should skip it entirely, since the registration features depend on it.

The Bottom Line

Registrations for the Events Calendar is a focused, well-maintained add-on that solves a narrow problem very cleanly: collecting free RSVPs inside The Events Calendar workflow. With a quality score of 79.72, strong recent updates, and 7,000 installs, it is a safe pick for its intended use case, but the tiny support history means larger organizations should test it on a staging site first.

Related Plugins

The Events Calendar 90/100

Pick this instead if you do not already have an events system and need the core calendar plugin that Registrations for the Events Calendar depends on.

EventON 81/100

Choose EventON when you want a more visually polished calendar with built-in RSVP features rather than a The Events Calendar add-on.

Events Manager 81/100

Go with Events Manager if you need a single plugin that handles calendars, bookings, ticketing, and locations without extra dependencies.

Event Organiser 81/100

Select Event Organiser if you prefer a developer-friendly events plugin with native WordPress taxonomy integration.

Timetable and Event Schedule by MotoPress 80/100

Use MotoPress Timetable when your primary need is a repeating class or session schedule rather than one-off event registration.