Free ZeroSSL AlternativesCertificate Authorities and other similar apps like ZeroSSL

The best free alternative to ZeroSSL is Let's Encrypt, which is also Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to ZeroSSL and 11 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to ZeroSSL are Certbot, EncryptSSL, SSL For Free and Buypass.

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ZeroSSL alternatives page was last updated

Alternatives list

  1. Let's Encrypt icon
     131 likes

    Anyone who has gone through the trouble of setting up a secure website knows what a hassle getting and maintaining a certificate can be. Let’s Encrypt automates away the pain and lets site operators turn on and manage HTTPS with simple commands.

    27 Let's Encrypt alternatives

    Cost / License

    Application type

    Platforms

    • Self-Hosted
     
  2. Certbot icon
     23 likes

    Certbot is an open source tool from EFF for automating HTTPS deployment on websites, supporting servers like Apache and nginx. Works with Let's Encrypt for free certificates, accessible via command line, ensuring security with automatic renewal and optional HTTP to HTTPS redirection.

    7 Certbot alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Linux
    • BSD
    • Self-Hosted
    • Arch Linux
    • Gentoo
    • CentOS
    • Fedora
    • Debian
    • FreeBSD
    • Ubuntu Server
    • OpenBSD
     
  3. EncryptSSL icon
     4 likes

    An online platform that provides free SSL/TLS certificate generation and management for websites of any size. The service enables users to secure their domains with HTTPS encryption quickly and without cost, helping to protect data transmission and improve trust with visitors.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
  4. SSL For Free icon
     7 likes

    Free SSL Certificate issued in less than a minute.

    13 SSL For Free alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
     
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  5. Buypass icon
     Like

    Buypass is established as a major player in securing transactions with electronic IDs in Norway. We are a trusted European Certificate Authority (CA). Large public enterprises including the majority of the Norwegian health sector, municipal services and the Norwegian Police is...

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
     
  6. CAcert icon
     6 likes

    CAcert.org is a community-driven Certificate Authority that issues certificates to the public at large for free.

    Cost / License

    • Free
    • Proprietary

    Application type

    Alerts

    • Warning

    Platforms

    • Online
     
  7. CertKit icon
     1 like

    CertKit provides automated SSL/TLS certificate management software that eliminates the complexity of maintaining certificates across modern infrastructure. Founded by engineers who spent too many hours debugging certificate renewals and watching competent teams waste days on...

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Self-Hosted
    • Software as a Service (SaaS)
     
  8. Parsslio icon
     1 like

    Generate Free SSL Certificates using Let’s Encrypt.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  9. SSLTutor icon
     Like

    SSLTutor is a learning platform that offers reading resources, blogs, and articles on SSL Certificate along with SSL Installation, SSL Browser Errors, Different SSL Tools, SSL Types, and some of the best SSL Certificate in the industry.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
     
  10. AboutSSL icon
     Like

    AboutSSL is all about SSL Certificate Reviews, Comparison, Installation Guides & Error Fixing Tricks. It Helps Your Site to Enjoy the Highest Security Levels.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
     
  11. Actalis icon
     Like

    Actalis is a European certification authority that provides SSL/TLS certificates for websites and online services. It offers Domain Validation (DV), Organization Validation (OV) and Extended Validation (EV) certificates, plus ACME support for automated DV certificate issuance...

    21 Actalis alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
     
11 of 11 ZeroSSL alternatives