Software Alternatives & Startups

Adblock Plus VS CrowdSec

Compare Adblock Plus VS CrowdSec and see what are their differences

Adblock Plus

AdBlock Plus is a browser extension for Firefox, Chrome, Opera, and several other popular browsers that prevents intrusive ads like pop-ups and malicious code from appearing on websites you visit.

Rating
0 reviews
CrowdSec

CrowdSec is a security automation engine, using both local IP behavior detection & our community-driven IP reputation database.

Rating
0 reviews
Pricing
Open source

Which is more popular?

Based on our record, CrowdSec should be more popular than Adblock Plus. It has been mentioned 113 times since March 2021.

social mentions
65 vs 113
Security & Privacy popularity
95% vs 5%
alternatives listed
240+ vs 81

Base details

Website, pricing, platforms and company facts side by side.

Adblock Plus
CrowdSec
Website adblockplus.org crowdsec.net
Pricing —
Open source
Company Startup from Germany Startup from France · 1 - 9 employees · 2019
Listed in

Features and specs

What each product offers, as listed by its team.

Adblock Plus 5 features
CrowdSec 5 features
  • Blocks Ads
    Effectively blocks a wide variety of ads, including banner ads, video ads, and pop-ups, enhancing the web browsing experience.
  • Improved Speed
    By blocking ads, it can increase the speed at which web pages load, particularly on sites with heavy ad content.
  • Privacy Protection
    Helps to protect user privacy by preventing ad trackers from collecting data on browsing habits.
  • Customizable Filters
    Allows users to create custom filter lists to block specific content or ads from particular websites.
  • Open Source
    The source code is open to the public, allowing for transparency and contributions from the community to improve the product.

Possible disadvantages

  • Ad-Blocking Whitelist
    Adblock Plus allows certain 'acceptable ads' to be shown by default, which might not align with user expectations of an ad-free experience.
  • Potential for Website Breakage
    Some websites might not function correctly when ads are blocked, which can disrupt the user experience on those sites.
  • Revenue Impact on Websites
    Websites that rely on ad revenue may experience reduced income, which can affect the quality and availability of free content on the web.
  • Resource Usage
    Running the Adblock Plus extension can consume system resources, potentially impacting browser performance.
  • Complex Configuration
    Customizing filters and settings can be complex for non-technical users, potentially leading to suboptimal use of the tool.
  • Community-Driven Threat Intelligence
    CrowdSec leverages a collaborative community to share and receive real-time threat intelligence, which helps improve security posture by updating systems with new threat patterns observed worldwide.
  • Scalability
    CrowdSec is designed to work across various environments, including cloud and on-premises infrastructures, and can handle large-scale deployments thanks to its distributed architecture.
  • Free and Open-Source
    As an open-source solution, CrowdSec is free to use, offering transparent access to its code and the ability to customize or extend the software to suit specific needs.
  • Multi-Layered Defense
    CrowdSec provides a multi-layered approach by incorporating various bouncers that can operate at different layers (firewalls, web applications, etc.), offering comprehensive protection against attacks.
  • Ease of Use
    The platform is designed to be user-friendly, with an easy setup process and intuitive dashboards, making it accessible for users with varying levels of technical expertise.

Possible disadvantages

  • Dependency on Community
    The effectiveness of CrowdSec heavily relies on active participation from the community to provide and share current threat intelligence, which may vary in engagement and accuracy.
  • Resource Consumption
    Running CrowdSec, especially in larger networks, may require additional system resources, which could impact performance if the underlying infrastructure is not adequately provisioned.
  • Learning Curve
    While marketed as easy to use, some users might experience a learning curve, particularly when customizing bouncers or integrating CrowdSec with existing systems and security tools.
  • False Positives
    As with many security solutions that work on pattern recognition and community intelligence, there is a risk of false positives, which could lead to legitimate traffic being mistakenly blocked.
  • Limited Support
    Being a primarily open-source and community-driven project, professional support may be limited compared to commercial solutions, which could be a challenge for enterprises requiring robust SLAs.

Analysis

An editorial look at what each product does well and who it suits.

Adblock Plus
CrowdSec

Overall verdict

  • Adblock Plus is generally considered effective for users who want a simple solution to block unwanted ads without much configuration. However, some critics point out that it participates in an 'acceptable ads' program, allowing certain non-intrusive ads to be displayed by default, which may not align with all users' expectations of an ad blocker.

Why this product is good

  • Adblock Plus is a popular browser extension that blocks intrusive ads, which can enhance user experience by speeding up web page loading times and reducing clutter. It also adds a layer of privacy by preventing tracking scripts from loading, and it can help protect users from malicious ads that might contain malware.

Recommended for

    Adblock Plus is recommended for casual internet users looking for a straightforward and easy-to-install ad-blocking solution. It is also suitable for users concerned with online privacy and who prefer not to be tracked by advertisers.

No analysis of CrowdSec yet.

Videos

Walkthroughs and reviews on video.

Adblock Plus 1 video + Add
CrowdSec 3 videos + Add

Adblock Plus: Now Serving You More Ads! - The Know Tech News

Taking a look at CrowdSec: Installation & Example Scenario

More videos

  • - CROWDSEC EXPLAINED in 15 minutes: product presentation by Philippe Humeau, CEO & co-founder
  • - CROWDSEC: the NEXT-GEN COMMUNITY-POWERED and OPEN SOURCE cybersecurity solution

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Adblock Plus
CrowdSec
95% 95%
5% 5%
52% 52%
48% 48%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using Adblock Plus and CrowdSec. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Adblock Plus no reviews yet
CrowdSec no reviews yet

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  • Self Hosting Like Its 2025
    kiranet.org · Apr 2025

    This is a fresh and innovative solution that seamlessly combines a VPN and reverse proxy into one easy-to-deploy package. It’s like having a self-hosted version of Cloudflare. All you need is a VPS or similar setup to...

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Adblock Plus 65 mentions
CrowdSec 113 mentions
  • How I stay (more) focused with ADHD
    Tip: I use Adblock Plus on desktop, and AdGuard on iPhone and iPad. - Source: dev.to / over 2 years ago
  • [Vent] YouTube forcing adblock removal, here's what you can do!
    Adblock plus => I only use this one with Edge because Opera has a default adblocker of its own, but this is also a very welcome extension and something that can (and will) keep you safe! Source: almost 3 years ago
  • Why are there differences between the EasyList filter lists mirrors!?
    Why doesn't easylist.to link to its own version of the Fanboy's Annoyance List? Why are the lists (and especially the "EasyList Germany") on the mirror (?) of adblockplus.org more up-to-date than on easylist.to? Source: over 3 years ago

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  • Did you have serious attacks on your exposed services before?
    This tool crowdsec.net is really interesting to mitigate and enact defense systems for different scenarios. Source: over 3 years ago
  • What service can I use to ban users?
    You should check out https://crowdsec.net. More advanced, uses crowdsources cti to block attacks even before they happen. Also both nginx and captcha is supported. Disclaimer: I am head of community. Visit /r/CrowdSec or our Discord at... Source: almost 4 years ago
  • A 'leech-like' connection constantly established on my server
    Before falling too much in love with Fail2Ban try taking a look at https://crowdsec.net. Similar functionality but way more advanced (but easier to configure). New project that leverages the power of the crowd and shares information of... Source: almost 4 years ago

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Alternatives to Adblock Plus and CrowdSec

When comparing Adblock Plus and CrowdSec, you can also consider the following products.