Alternatives

Products that do what Chrome SHA1 Checker – Check for upcoming SSL warnings (which and when) does

1. 1
   SSL Checker Tool▲84

   Free way to identify SSL configuration issues

   2019

2. 2CI
   Check if your browser is vulnerable to the Apple SSL bug▲118

   2014 · gotofail.com

3. 3SD
   SSL Decoder – An open-source alternative for the SSL Labs server test▲160

   2015 · tls.so

4. 4MS
   My shell script for HTTP/HTTPS troubleshooting and profiling▲155

   2019 · github.com

5. 5SI
   Snitch.io – SSL auditing and alerting▲37

   2014 · snitch.io

6. 6
   Snitch▲86

   SSL Certificate Monitoring and Alerting

   2014

7. 7
   Free Monitoring Suite by WebGazer▲338

   Monitoring for websites, APIs, and cron jobs

   2024

8. 8
   Janitor▲181

   Keep your websites clean and healthy

   2019

9. 9
   PingPing▲168

   A simple tool to monitor your website and SSL

   2018

10. 10AS
    A Simple Website for Checking Cloudbleed from Browser's History▲132

    2017 · cloudbleed.github.io

11. 11HD
    Hasher - Developer's toolbox for Chrome▲33

    2012 · chrome.google.com

12. 12FC
    Free Certificate Monitoring via RSS▲120

    2024 · raphting.dev

13. 13
    SSL Certificate Checker▲11

    Check SSL certificates across public endpoints

    Jul 2026 · apify.com

14. 14SC
    SSL certificate dashboard▲45

    2016 · github.com

15. 15SS
    Simple SSL Scanner▲31

    2014 · expeditedssl.com

16. 16DH
    Detecting HTTPS Interception▲8

    2017 · caddyserver.com

17. 17AP
    A proxy service for debugging HTTP/S traffic▲75

    2017 · debugproxy.com

18. 18CT
    Certificate Transparency Log Monitor▲53

    2016 · sslmate.com

19. 19ST
    Scanning the Web for Security.txt Files▲50

    2021 · github.com

20. 20AW
    A Website for HTTP Status Codes▲22

    2019 · statuses.now.sh

21. 21IB
    I built an HTTP client that perfectly mimics Chrome 142▲39

    BoringSSL and nghttp2. Matches JA3N, JA4, and JA4_R fingerprints. Supports HTTP/2, async/await, and works with Cloudflare-protected sites. Not trying to compete with curl_cffi - just a learning project that turned into something functional.

    Nov 2025 · github.com

22. 22
    Sitewatch▲6

    Fast checks for common web issues

    Jan 2026

23. 23CF
    Check for web application security issues.▲23

    2012 · webscanservice.com

24. 24WN
    WebEngage Notifications▲28

    2012 · blog.webengage.com

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