Alternatives

Products that do what YachtSync does

Your maritime certs, organised. Expiry alerts built in.

1. 1
   DomainWatch▲351

   Domain Monitoring Made Easy

   2018

2. 2
   CrewCerts▲7

   Never miss a crew certification expiry again

   Dec 2025

3. 3
   Momento▲140

   A powerful platform to help you monitor your domains

   2020

4. 4
   SSL Alerts▲157

   Free service to send SSL certificate expiration alerts

   2018

5. 5
   CertWarden: SSL Expiry Tracker▲10

   Track SSL expiry before it breaks your site

   Feb 2026 · apps.apple.com

6. 6CS
   CertStream – See SSL certs as they're issued in real time▲142

   2017 · certstream.calidog.io

7. 7CF
   CertRadar – Find every certificate ever issued for your domain▲21

   Jan 2026 · certradar.net

8. 8
   CertFleet▲1

   SSL + uptime monitoring without the observability bill

   24d ago

9. 9NH
   Never have an SSL certificate expire again▲40

   2022 · haveibeenexpired.com

10. 10TC
    TLS cert expiration dashboard▲40

    2016 · github.com

11. 11
    Magellan Yacht Systems yacht Maintenance▲2

    Yacht Maintenance and Management

    Jul 2026 · magellanworks.com

12. 12
    Booking & Management for Boat Clubs▲4

    Fleet management that actually works for boat clubs.

    Jul 2026 · nauticore.co.uk

13. 13
    SSLCanary▲1

    Never miss an SSL cert or domain renewal again

    20d ago · sslcanary.com

14. 14
    CrewSafety▲2

    Cert tracking for construction crews

    20d ago · crewsafetyhq.com

15. 15
    Never miss a client deadline again▲1

    Stop losing clients to expired domains & SSL certs

    13d ago · duvento.com

16. 16
    ExpiryPing SSL Certificate Monitoring▲2

    SSL & domain expiry alerts for agencies. 5-min setup.

    Jun 2026 · expiryping.dev

17. 17
    CertSonar

    SSL, domain & DNS monitoring get alerted before things break

    Mar 2026 · certsonar.com

18. 18
    CertPost▲3

    SL monitoring that checks the certificate your server serves

    Aug 2026 · certpost.ai

19. 19
    ProSiteMonitor▲6

    Monitor your website uptime, SSL, domain — 24/7

    Nov 2025

20. 20WA
    WatchMySSL – Automated SSL Certificate Monitoring▲6

    Hey HN, I'm [Your Name], the solo founder of WatchMySSL. This tool keeps track of your SSL certificates in one dashboard and sends alerts before they expire, eliminating downtime risks and SEO penalties that can harm your business. I'm eager for your thoughts on: * Use case: Does this solve a problem for you? * Solution: Any features you’d like to see? * Pricing: It's free, but considering a paid version. What features would you consider paying for?

    2023 · watchmyssl.com

21. 21
    CertFleet – SSL and HTTP uptime monitoring with live TLS probes and alerts

    CertFleet monitors SSL certificates and HTTP uptime in one place. It opens a real TLS handshake on port 443, tracks Certificate Transparency for new issuances, and sends alerts at 30, 14, 7, and 1 day before expiry. You can configure HTTP checks with custom methods, paths, status

    7d ago · certfleet.net

22. 22ST
    SailConnect , the most complete app for sailors▲6

    2017 · sailconnect.com

23. 23
    HullSpeed▲8

    A better boat speedometer

    Jul 2026 · hullspeed.app

24. 24XC
    X509-certificate-exporter – Prometheus exporter for TLS cert expiration▲8

    Certificates expire silently. Kubernetes won't warn you, and most teams find out when something breaks. This exporter watches PEM files, kubeconfigs, Kubernetes TLS secrets, and PKCS#12 bundles, and exposes expiration as Prometheus metrics you can alert on. It works standalone too, no Kubernetes required. A Grafana dashboard is included. The new release is a major rewrite, built from experience running this across a large number of production clusters. The main pain point it addresses: at scale, with thousands of certificates, the exporter was putting too much pressure on the Kubernetes API.…

    May 2026 · github.com

Ranked by how close each launch is in meaning, then by votes. Refine with a description →