Alternatives

Products that do what Project Shield does

Protecting free expression from digital attacks

1. 1
   Bunny Shield▲141

   Strong CDN security without gatekeeping

   Nov 2025

2. 2
   GitGuardian Shield▲80

   Open sourced application to detect security vulnerabilities.

   2020

3. 3
   Shield▲77

   Authentication & payment for any website without code

   2021

4. 4
   Nope 2.0▲116

   Magnetic privacy shield for desktops,laptops & mobile phones

   2016

5. 5
   Havoc Shield▲113

   All-in-One Cybersecurity Platform: 12 Tools in 1 Dashboard

   2021

6. 6
   EXPOSE▲118

   Your no-install & no-config tool to expose local services

   2024

7. 7
   Expose▲126

   Share your local sites via secure tunnels

   2021

8. 8
   Shieldfy▲139

   Smart code security for developers 👩🏼‍💻👨🏿‍💻👨‍🚀

   2020

9. 9SS
   Scar – Static websites with HTTPS, a global CDN, and custom domains▲363

   2019 · github.com

10. 10
    Shieldstral▲104

    Define safety at runtime for text and images

    Aug 2026

11. 11
    ActivShield▲117

    Control your website traffic with click and block technology

    2017

12. 12
    Mask▲116

    A paywall built for the modern web

    2016

13. 13
    Bouncer Shield▲85

    Real-time form protection against bad emails

    2024

14. 14
    Dapphub▲109

    A web3 browser to explore the decentralized web safely

    2024

15. 15
    Expose▲184

    A beautiful, open-source, tunneling service - written in PHP

    2020

16. 16
    display.dev▲183

    Publish agent-generated HTML behind company auth

    May 2026

17. 17
    Digital Ocean Firewalls▲121

    Cloud firewalls from Digital Ocean

    2017

18. 18
    ZENCAPTCHA▲115

    Privacy-first bot & spam defense, GDPR compliant CAPTCHA

    2023

19. 19
    Unstoppable Domains▲137

    Domain names on blockchains, get your .Zil domain name free

    2019

20. 20
    SMS Shield▲112

    Machine Learning-based SMS spam filter for iOS 11

    2017

21. 21
    Donut Browser▲154

    Open Source Anti-Detect Browser with Unlimited Profiles

    Apr 2026

22. 22
    PlagiaShield▲118

    Keep your content unique to protect your rankings

    2020

23. 23
    Agent Browser Shield▲109

    Block prompt inject & cut token costs for AI browser agents

    Jun 2026

24. 24
    ThreatSlayer▲85

    Free enterprise grade security for your personal browser

    2023

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