Ultimate Blocks – 25+ Gutenberg Blocks for Block Editor

83 Quality Score

Active Installs

21/30

With 50,000 active installs and a popularity sub-score of 70, it sits well behind top competitors like Spectra and Kadence but has a solid mid-tier user base.

Update Freshness

25/25

A perfect 100 reflects that the plugin was updated in mid-2026 and is actively tested against WordPress 7.0, signalling an attentive development team.

User Rating

15/15

A 98 out of 100 from 728 reviewers is exceptional and indicates overwhelmingly positive user experiences.

Support Health

8/15

With only 5 total threads and a 40 percent resolution rate, the support volume is low enough that response patterns are hard to judge, which is the weak spot in the profile.

WP Compatibility

15/15

A perfect 100 confirms broad compatibility: it supports PHP 7.2+, WordPress 5.8+, and is tested up to WordPress 7.0.

Scores higher than 91% of indexed plugins

About

Create Better Content With The Block Editor. Custom Blocks for Bloggers and Content Marketers.

Active Installs 50k+

Rating ★★★★½ 4.9/5

Last Updated 2026-09-23 12:20am GMT

Requires WordPress 5.8+

Tested Up To 7.1.2

Requires PHP 7.2+

Security History

16 known vulnerabilities, all patched

16 Medium

Most recent: June 16, 2025

View details ▸

Ultimate Blocks <= 3.3.6 - Authenticated (Contributor+) Stored Cross-Site Scripting Medium

June 16, 2025 Patched in ["3.3.7"] CVE-2025-49929

Ultimate Blocks – WordPress Blocks Plugin <= 3.3.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via Multiple Widgets Medium

June 9, 2025 Patched in ["3.3.4"] CVE-2025-2918

Ultimate Blocks <= 3.3.0 - Authenticated (Contributor+) Stored Cross-Site Scripting Medium

May 19, 2025 Patched in ["3.3.1"] CVE-2025-48234

Ultimate Blocks <= 3.2.9 - Authenticated (Contributor+) Stored Cross-Site Scripting Medium

May 7, 2025 Patched in ["3.3.0"] CVE-2025-47493

Ultimate Blocks <= 3.2.7 - Authenticated (Contributor+) Stored Cross-Site Scripting Medium

March 28, 2025 Patched in ["3.2.8"] CVE-2025-31077

Ultimate Blocks <= 3.2.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via content Parameter Medium

March 25, 2025 Patched in ["3.2.8"] CVE-2025-1703

Ultimate Blocks – WordPress Blocks Plugin <= 3.2.7 - Authenticated (Contributor+) Stored Cross-Site Scripting Medium

March 25, 2025 Patched in ["3.2.8"] CVE-2025-1312

Ultimate Blocks <= 3.2.3 - Authenticated (Contributor+) Stored Cross-Site Scripting Medium

November 22, 2024 Patched in ["3.2.4"] CVE-2024-10678

Ultimate Blocks <= 3.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting Medium

September 9, 2024 Patched in ["3.2.2"] CVE-2024-8536

Ultimate Blocks – WordPress Blocks Plugin <= 3.1.9 - Authenticated(Contributor+) Stored Cross-Site Scripting via Multiple Blocks Medium

July 1, 2024 Patched in ["3.2.0"] CVE-2024-4268

Ultimate Blocks – WordPress Blocks Plugin <= 3.1.9 - Authenticated (Contributor+) Stored Cross-Site Scripting via title tag attribute Medium

July 1, 2024 Patched in ["3.2.0"] CVE-2024-3513

Ultimate Blocks – WordPress Blocks Plugin <= 3.1.7 - Authenticated (Contributor+) Stored Cross-Site Scripting Medium

June 20, 2024 Patched in ["3.1.9"] CVE-2024-4655

Ultimate Blocks – WordPress Blocks Plugin <= 3.0.8 - Authenticated(Contributor+) Stored Cross-Site Scripting via metabox Medium

June 18, 2024 Patched in ["3.1.1"] CVE-2023-6692

Ultimate Blocks <= 3.1.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via Advanced Heading Medium

April 23, 2024 Patched in ["3.1.7"] CVE-2024-3241

Freemius SDK <= 2.5.9 - Reflected Cross-Site Scripting via fs_request_get Medium

July 18, 2023 Patched in ["2.5.2"] CVE-2023-33999

Freemius SDK <= 2.4.2 - Missing Authorization Checks Medium

March 4, 2022 Patched in ["2.4.13"] CVE-2022-4974

What It Does

Ultimate Blocks adds a collection of over 25 custom blocks to the WordPress block editor, including testimonial, review, call-to-action, table of contents, and content filter blocks. It is designed for bloggers and content marketers who want richer layouts and interactive elements without installing a heavy page builder. All blocks are free and work natively inside the Gutenberg interface.

Who It's For

This plugin suits bloggers, affiliate marketers, and small business owners running content-driven sites on WordPress who want ready-made blocks for things like product reviews, testimonials, and styled call-to-action buttons without writing code. It works well for users already comfortable with the block editor and who do not need a full page builder like Elementor or Divi.

Who Should Skip It

Users already running Kadence Blocks, Spectra, or Stackable have significant overlap and do not need this plugin. Site owners running classic editor workflows, multisite networks, or PHP versions older than 7.2 should also skip it.

The Bottom Line

Ultimate Blocks is a well-maintained, highly rated block collection that delivers real value for bloggers and content marketers who want richer Gutenberg layouts without paying for a premium page builder. Its weak support history is a minor concern, but the active development and strong user ratings compensate for it. Worth installing if you want lightweight, focused blocks and are not already committed to Kadence or Spectra.

Pick Spectra if you want a much larger install base of 1,000,000 and a deeper block library backed by Brainstorm Force.

Shortcodes Ultimate – Content Elements 93/100

Pick Shortcodes Ultimate if you prefer shortcode-based content elements and a proven 400,000-install track record.

Kadence Blocks — Page Builder Toolkit for Gutenberg Editor 89/100

Pick Kadence Blocks if you want stronger design controls, WooCommerce integrations, and a 600,000-install ecosystem.

Starter Templates – AI-Powered Templates for Elementor & Gutenberg 89/100

Pick Starter Templates if your main need is full site templates rather than individual blocks.

Classic Widgets 89/100

Pick Classic Widgets only if you specifically need to restore the legacy widget screen, since it solves a completely different problem.