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BSK Forms Blacklist

by bannersky · Forms

Also makes 2 other plugins · 8.1K+ installs across the portfolio →

Checks field content and block submitting base on your keywords. Blocking IP, Country is only supported in the Pro version.

How scoring works →
69 Health · C
Maintenance 62/100
Rating quality 77/100
Support 70/100

69 health vs 63 average across 1,679 Forms plugins

Directory ranking optimization

How it's scored →

How well this listing is tuned to rank in WordPress.org search, on the factors an owner controls. Not popularity, optimization.

83 / 100

Well optimized

Biggest win: Rating quality

Update recency 70/100
WP compatibility 100/100
Rating quality 66/100
Listing tuning 100/100

To rank higher: Too few reviews to rank on quality — nudge happy users to leave one.

Get the full rank-higher report →

Daily downloads

Since 2022-10-05 · 1,424 days · wp.org + Plugin Pulse archive

+44% vs prior 30d
11Downloads · Aug 26

30-day downloads

Rolling 30-day volume · peaks are release surges

313

now · peak 1.9K

31830d downloads · Aug 26

Directory rank vs rivals

wp.org popularity rank over time · higher is better · when a rival's line climbs above yours, they've overtaken you

BSK Forms Blacklist · #6165 you Gravity Forms Email · #2025 WP Contact Slider · #2278 Gravity Forms CSS Re · #3392

Rating trend

Star average over time · dips mark rough releases

4.3Stars · Aug 26

Update activity

How busy the existing users are, measured as downloads in the last 30 days for every 1,000 active sites. A spike means a new release everyone's pulling; a long, slow decline means an aging user base that updates less.

318per 1k installs · Aug 26

What its installed base runs

via wordpress.org

Share of active installs on each version of this plugin · 76% run the current release. Green is the current release; a big slice on older versions is a user base that has stopped updating.

v4.2 76%
v4.0 6.1%
Older / other versions 17%

Estimated active installs

The public count shows “1K+”. Our estimate pins where the real number sits.

tracked estimate
1K–2K ≈1.9K

Refined from the date this plugin crossed into its current band.

Install history · since 2020-10-25 · 1,423 observations

1KInstalls · Aug 26

Estimated value

What this plugin might earn a year, and what it might sell for. Modeled from public signals; we don't see anyone's books.

medium confidence

Est. annual revenue

≈$1.4K range $250–$8K

Est. acquisition value

≈$4.7K range $630–$36K

A small install base leaves thin data to model from. The range spans more than 10x because wp.org publishes install counts as broad bands, and conversion and price compound on top. Read the midpoint as an order of magnitude, not a valuation.

How we estimate this

Assumptions

  • Free → paid conversion. 0.5%–2% of active installs pay for the pro tier. Typical for freemium WordPress plugins; the real rate varies a lot by product.
  • Annual price per customer. $49–$199 a year, typical for Forms plugins rather than this plugin's own pricing.
  • Acquisition multiple. 2.5x–4.5x annual revenue, the going range for small WordPress-plugin businesses, stretched a little because downloads are growing.
  • Install base. 1K–2K active installs, from our install estimate (wp.org only publishes the floor).

Inputs

Active installs
1K–2K
Category
Forms
Pro tier
detected (description mentions a Pro or Premium version)
Download trend
growing (30d downloads up vs prior 30d)
Reviews
12
Last updated
362 days ago

Revenue is installs × conversion × price; value is revenue × a typical acquisition multiple. Every factor is an assumption band, so the output is a wide range on purpose. If you're buying or selling, treat this as a starting point for due diligence.

Details

Version
4.2
Last updated
12mo ago
Added
2017-05-11 · 9 yrs old
Requires WP
4.0
Tested up to
6.8.8
Requires PHP

Recent reviews

All reviews on wp.org ↗
  1. penkalad
    1.7y ago

    Super plugin for Gravity Forms/Contact Forms 7 with excellent support and great communication! Highly recommend it to anyone. Thank you for your hard work!

    Read on wp.org ↗
  2. carollynn
    2.3y ago

    Get the premium version, it is 100% worth it. Support is instant and helpful. The plugin has saved me a ton of time trying to parse spam and I love having the blocked data so I can make sure nothing got filtered that shouldn’t have. I currently use it with Gravity Forms and it works like a charm.

    Read on wp.org ↗
  3. pinkish1
    2.4y ago

    After using the free version, I decided to purchase the Pro for the extra features (invitation list). The support offered is great and the plugin is very powerful and easy to use.

    Read on wp.org ↗
  4. vonkles
    2.5y ago

    I was really surprised by the personal, swift and helpful support. It gives me confidence that my website will work properly as I intended. Thanks!

    Read on wp.org ↗
  5. TekGirlyMama
    4.6y ago

    Thanks for this free plugin, for the ability to mark an entry as spam by creating blacklists. 50 black lists with 100 items per each is quite generous and typically enough. All other functionality is PRO paid version, but still was helpful for my needs, as had a sicko lowlife client thief trying to get hundreds of dollars worth of our goods for free. PayPal closed his fake cheat claim and chargebacks and he attacked again and again and began pounding with dirty filthy emails that passed honeypot and other spam email plugins. Thanks to yours I could create a list with his 8 frequently used filth and block him from submitting. Thank you!

    Read on wp.org ↗
  6. Jon Fuller
    4.8y ago

    Description says: Supports block IP address by country or only allow IP addresses in a country. Upon install, plugin says: This feature only available Pro version So don’t advertise a paid feature that’s not in your fee plugin here, without such a disclaimer.

    Read on wp.org ↗
  7. chicagola
    4.9y ago

    This plugin is an excellent easy tool to fight spam and scam website form messages. My clients were getting all types of messages trying to trick them into scams, and it wasted so much of our time dealing with it. Now we can stop them and it feels so good to have this stress and hassle gone. If you have a website contact form, this plugin is a requirement.

    Read on wp.org ↗
  8. mjoudrey
    6.0y ago

    Was seeking advice about the plugin, and support was swift to respond and concretely give me the information to make my decision. With the usage of VPN, and other external applications users have nowadays it’s really a hard thing to combat, but plugins like this can be a piece of the puzzle to set yourself up with a proper solution for your GravityForms on your website.

    Read on wp.org ↗

Known vulnerabilities

via Wordfence Intelligence

5 disclosed vulnerabilities on record for this plugin, all fixed in the current version. Sites on older versions stay exposed until they update.

  1. 2025-01-03 CVE-2025-22347 Cross-Site Request Forgery (CSRF) Affects <= 3.9 Patched in 4.0
  2. 2024-09-30 CVE-2024-47624 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 3.8.1 Patched in 3.9
  3. 2024-08-09 CVE-2024-43233 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 3.8 Patched in 3.8.1
  4. 2023-11-28 CVE-2023-5980 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 3.6.3 Patched in 3.7
  5. 2023-04-24 CVE-2023-30872 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') Affects <= 3.6.2 Patched in 3.6.3

Vulnerability records provided by Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. License and terms.

CVE records: Copyright 1999-2026 The MITRE Corporation. CVE terms of use.

Behavioral tests

via WP Hive

Automated install-time checks, tested on PHP 8.1.12 · WP 6.8.2

Low memory footprint
Low page-speed impact
Runs on latest PHP + WP
No PHP errors
No JS errors
Activates cleanly
No resource errors
No external HTTP errors
Optimized database use
Frequently updated

Growth timeline

Install-tier crossings we have observed, and how long each tier took to outgrow

  1. 2024-11-29 2K+ → 1K+ down after 370 days in tier
  2. 2023-11-25 1K+ → 2K+ up

Competes with

The plugins that solve the same job, ranked by shared tags then reach, closest match first. The letter on the right is each plugin's health grade (A best, F worst).

Compare head to head →

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Preview card ↗

BSK Forms Blacklist: 1K+ active installs, 4.3★ (12 reviews). Plugin Pulse (WP Mayor), as of 2026-08-29. https://plugins.wpmayor.com/plugin/bsk-gravityforms-blacklist