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Similar WordPress plugins

CM E-Mail Blacklist alternatives

The 12 WordPress plugins most like CM E-Mail Blacklist, by the tags they share, the most in common first. Installs, ratings and updates come from WordPress.org and refresh every night.

CM E-Mail Blacklist

700+ installs · #7,637 most popular

Its stats
Closest match
Akismet Anti-spam
Shares 2 of CM E-Mail Blacklist's 5 tags.
Most installed
Akismet Anti-spam
5M+ active installs.
Best rated
oopspam Anti-Spam
4.9 out of 5 from 51 reviews.
Most recently updated
oopspam Anti-Spam
Updated on Nov 5, 2026.
  1. Akismet Anti-spam

    by Automattic

    The best anti-spam protection to block spam comments and spam in a contact form. The most trusted antispam solution for WordPress and WooCommerce.

    Installs
    5M+
    Rank
    #8
    Rating
    4.7(1.2K)
    Updated
    2 months ago

    Sharesanti-spamspam

    Compare with CM E-Mail Blacklist
  2. Anti-Spam, Spam FireWall by CleanTalk

    by CleanTalk Inc

    Advanced antispam for comments, registrations & contact forms. No CAPTCHA, plus email validation and honeypot. We catch spam others miss!

    Installs
    200K+
    Rank
    #239
    Rating
    4.8(3.2K)
    Updated
    11 days ago

    Sharesanti-spamspam

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  3. Gravity Forms Zero Spam

    by GravityKit

    Block form spam in Gravity Forms with an invisible token check, email rejection rules, and optional AI review. No CAPTCHAs for your visitors.

    Installs
    100K+
    Rank
    #453
    Rating
    4.3(24)
    Updated
    2 months ago

    Sharesanti-spamspam

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  4. Spam Protection

    by yonifre

    Blocks spam the moment you activate it. No CAPTCHA, no setup, no API key. Multi-Layer. Just install and forget.

    Installs
    30K+
    Rank
    #990
    Rating
    4.7(87)
    Updated
    12 days ago

    Sharesanti-spamspam

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  5. Zero Spam for WordPress

    by Highfivery Studio

    Free anti-spam for WordPress comments, logins, registrations and forms. No captchas, no moderation queue. Blocks bots before they post.

    Installs
    20K+
    Rank
    #1,201
    Rating
    4.1(143)
    Updated
    5 days ago

    Sharesanti-spamspam

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  6. Gravity Forms Email Blacklist

    by CrossPeak

    Add-on for Gravity Forms to create a Blacklisting of specific emails or domains for the Email input field to throw a validation error or mark as spam.

    Installs
    10K+
    Rank
    #2,044
    Rating
    4.3(15)
    Updated
    5 months ago

    Sharesblacklistemail blacklist

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  7. oopspam Anti-Spam

    by oopspam Team

    Protect your forms from spam with 99.9% accuracy - no CAPTCHA, no JavaScript, no tracking. Trusted by 3.5M+ websites.

    Installs
    6K+
    Rank
    #2,704
    Rating
    4.9(51)
    Updated
    4 days ago

    Sharesanti-spamspam

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  8. Invisible Anti-Spam & CAPTCHA

    by Matthias Nordwig

    Invisible spam protection for every form, login and checkout. No puzzles, no checkboxes, no lost visitors — a CAPTCHA your users never see.

    Installs
    5K+
    Rank
    #3,196
    Rating
    4.8(50)
    Updated
    5 days ago

    Sharesanti-spamspam

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  9. Spam Destroyer

    by Ryan Hellyer

    Kills spam dead in it's tracks. Be gone evil demon spam!

    Installs
    5K+
    Rank
    #2,962
    Rating
    4.6(54)
    Updated
    6 months ago

    Sharesanti-spamspam

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  10. Dam Spam

    by Web Guy

    Spam protection for WordPress registration, login, comments, and contact forms.

    Installs
    3K+
    Rank
    #3,673
    Rating
    4.3(4)
    Updated
    5 days ago

    Sharesanti-spamspam

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  11. Anti-Captcha (anti-spam botblocker)

    by filiw

    Anti-Captcha is a transparent spam solution that does not require any end-user interaction.

    Installs
    1K+
    Rank
    #6,624
    Rating
    4.2(5)
    Updated
    9 years ago

    Sharesanti-spamspam

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  12. Comment Blacklist Updater

    by apasionados

    Update "Comment Blacklist" spam terms to manage spam in forms and comments

    Installs
    700+
    Rank
    #7,598
    Rating
    4.8(4)
    Updated
    6 months ago

    Sharesblacklistspam

    Compare with CM E-Mail Blacklist

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