Software Alternatives & Startups

uBlock Origin VS CrowdSec

Compare uBlock Origin VS CrowdSec and see what are their differences

uBlock Origin

Popular and efficient blocker for Chromium, Chrome, Edge, Firefox, Opera, Safari, Thunderbird.

Rating
0 reviews
Pricing
Open source
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 seems to be a lot more popular than uBlock Origin. While we know about 113 links to CrowdSec, we've tracked only 3 mentions of uBlock Origin.

social mentions
3 vs 113
Security & Privacy popularity
94% vs 6%
alternatives listed
240+ vs 81

Base details

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

uBlock Origin
CrowdSec
Website github.com crowdsec.net
Pricing
Open source
Open source
Company Startup from Open Source Project Startup from France · 1 - 9 employees · 2019
Listed in

Features and specs

What each product offers, as listed by its team.

uBlock Origin 5 features
CrowdSec 5 features
  • Efficient Performance
    uBlock Origin is highly optimized and lightweight, consuming fewer system resources compared to many other ad blockers, which helps in maintaining smoother browsing performance.
  • Customizability
    uBlock Origin offers extensive customization options. Users can create their own filters, whitelist websites, and adjust settings to suit their specific needs.
  • Open Source
    As an open-source project, uBlock Origin's source code is publicly available for review and contribution, ensuring transparency and fostering community trust.
  • Wide Range of Filters
    uBlock Origin supports numerous filter lists for blocking ads, trackers, and malware, ensuring a comprehensive browsing protection experience.
  • Improves Privacy and Security
    By blocking ads and trackers, uBlock Origin helps to enhance user privacy and security online, reducing the risk of data collection and potential malware exposure.

Possible disadvantages

  • Learning Curve
    For users new to ad blockers or those without technical knowledge, the wealth of customization options and settings might be overwhelming initially.
  • Potential Website Breakage
    In some cases, uBlock Origin might block essential elements of a website, causing parts of the site not to function correctly, which can disrupt the user experience.
  • Manual Updates for Filter Lists
    Some filter lists may require manual updates, which can be inconvenient for users who prefer a more hands-off approach.
  • Dependency on Community Support
    Being an open-source project, ongoing development and support depend heavily on community contributions, which might affect the speed and efficiency of updates and bug fixes.
  • 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.

Videos

Walkthroughs and reviews on video.

uBlock Origin 2 videos + Add
CrowdSec 3 videos + Add

Trying uBlock Origin w/ Brief Review of Features

More videos

  • - How to use uBlock Origin to protect your online privacy and security | uBlock Origin tutorial 2018

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
uBlock Origin
CrowdSec
94% 94%
6% 6%
58% 58%
42% 42%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using uBlock Origin 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.

uBlock Origin 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.

uBlock Origin 3 mentions
CrowdSec 113 mentions
  • Donefirst reviews
    They're advertising on this sub? They can go fuck themselves. I've got ad-blocking enabled (and mods can't see ads on their own subs anyway) so I had no idea. I super recommend ublock origin for ad and content blocking. Source: about 4 years ago
  • Browsing in 2022
    No, it does not. It's open source and non profit. If you want you could make your own adblock with it's source code. https://github.com/gorhill/ublock. Source: over 4 years ago
  • cURL to add native JSON support
    Firefox has its own "Enhanced Tracking Protection", Which is eclipsed by pretty much any specialized content blocker (such as uBlock Origin). Anyone who cares for that stuff has probably turned it off And installed a better extension for... Source: over 4 years ago
  • 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 uBlock Origin and CrowdSec

When comparing uBlock Origin and CrowdSec, you can also consider the following products.