Anubis AlternativesBot Protection Services and other similar apps like Anubis

Anubis is described as 'Weighs the soul of your connection using a sha256 proof-of-work challenge in order to protect upstream resources from AI scraper bots' and is a Bot Protection service in the security & privacy category. There are more than 25 alternatives to Anubis for a variety of platforms, including Web-based, SaaS, Self-Hosted, JavaScript and Wordpress apps. The best Anubis alternative is Cloudflare, which is free. Other great apps like Anubis are Cap Captcha, reCAPTCHA, BunkerWeb and Procaptcha.

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Alternatives list

  1. Cloudflare icon

    Cloudflare

     151 likes
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    Delivers SaaS transparent proxy to shield websites, integrating dynamic DNS, global CDN, and web application firewall; blocks DDoS and targeted attacks, optimizes traffic for speed, reduces server load, analyzes threats, supports flexible deployment, and caching features.

    70 Cloudflare alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application types

    Platforms

    • Online
    • Software as a Service (SaaS)
    CloudFlare Homepage
     

    • Cloudflare is the most popular Web-based & SaaS alternative to Anubis.

    • Cloudflare is the most popular free alternative to Anubis.

    • Cloudflare is Freemium and ProprietaryAnubis is Free Personal and Open Source
  2. Cap Captcha icon

    Cap Captcha

     25 likes
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    Lightweight, modern open-source CAPTCHA alternative designed using SHA-256 proof-of-work.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Self-Hosted
    • Docker
    Cap Captcha screenshot 1
     

    • Cap Captcha is the most popular Self-Hosted alternative to Anubis.

    • Cap Captcha is the most popular Open Source alternative to Anubis.

    • Cap Captcha is Free and Open SourceAnubis is Free Personal and Open Source
    • Cap Captcha is Customizable and Privacy focusedAnubis is not according to our users
  4. reCAPTCHA icon

    reCAPTCHA

     127 likes
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    reCAPTCHA is a free service that protects your site from spam and abuse, using risk analysis techniques to tell humans and bots apart.

    28 reCAPTCHA alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Online
    reCAPTCHA screenshot 1
     
  6. Procaptcha icon

    Procaptcha

     14 likes
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    Prosopo Procaptcha redefines user verification with a unique approach that emphasizes privacy and security. It's a pioneering solution designed to offer an alternative to conventional CAPTCHA systems that often compromise user privacy.

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    • Wordpress
    Procaptcha screenshot 1
     
  7. Private Captcha icon

    Private Captcha

     16 likes
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    Private Captcha is an independent, privacy-first, self-hostable Proof-of-Work CAPTCHA service made in EU. Instead of asking users to solve complex puzzles or track their behavior, Private Captcha solves an invisible cryptographic task in the background.

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Docker
    Internal portal screenshot
     
  9. ALTCHA icon

    ALTCHA

     8 likes
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    ALTCHA is a privacy-first solution built to help developers and website owners stop bots, spam, and automated abuse — without making things harder for real users. It replaces traditional CAPTCHA systems with a smarter, quieter approach to verification and threat detection.

    18 ALTCHA alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Self-Hosted
    • Software as a Service (SaaS)
    ALTCHA Sentinel - Self-hosted spam protection for websites, apps, and services.
     
  10. hCaptcha icon

    hCaptcha

     12 likes
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    hCaptcha is designed to solve the most labor intensive problem in machine learning: labeling massive amounts of data in a timely, affordable, and reliable way.

    30 hCaptcha alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Online
    hCaptcha screenshot 1
     
  11. Cloudflare Turnstile icon

    Cloudflare Turnstile

     4 likes
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    Turnstile is Cloudflare's smart CAPTCHA alternative. It automatically chooses from a rotating suite of non-intrusive browser challenges based on telemetry and client behavior exhibited during a session.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    • JavaScript
    • Software as a Service (SaaS)
     
  12. mCaptcha icon

    mCaptcha

     4 likes
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    A no-nonsense CAPTCHA system with seamless UX | Backend component.

    30 mCaptcha alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
    mCaptcha screenshot 1
     
  13. mosparo icon

    mosparo

     4 likes
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    mosparo is the modern solution for protecting your online forms from spam. The protection method is quite simple: mosparo blocks spam using rules matching the form’s data. The detection method is comparable to an e-mail spam filter.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Python
    • JavaScript
    • Drupal
    • Django
    • PHP
    • Mautic
    • Wordpress
    A screenshot from the software mosparo with the empty project list.
     
  14. Cheq Essentials icon

    Cheq Essentials

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    Cheq Essentials is a software that uses advanced algorithms and real-time monitoring to detect and block harmful sources, conducting over 2,000 security tests per visit.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    • Wordpress
    Cheq Essentials screenshot 1
     

    • Cheq Essentials is the most popular commercial alternative to Anubis.

    • Cheq Essentials is Paid and ProprietaryAnubis is Free Personal and Open Source
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