ZeroSSL issues online SSL certificates and supports HTTPS setup through a certificate management interface.
SSL for Free
vsObservatory
SSL for Free vs Observatory
How do SSL for Free and Observatory compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | SSL for Free | Observatory |
|---|---|---|
| What it is | SSL for Free provides SSL and wildcard certificates for enabling HTTPS on websites. | Test HTTP security headers such as CSP and HSTS, then review recommendations for improving a site. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Free | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both SSL for Free and Observatory.
Obtain a certificate for a website with Certbot, which helps configure HTTPS.
Protect a website from automated bot requests with Anubis, which evaluates incoming HTTP requests.
Use Metasploit to find security issues, verify mitigations, and manage authorized penetration testing assessments.
GoPlus offers Web3 security tools including audits, APIs, a user security hub, and a browser extension.
The Snyk Security Database provides vulnerability details and remediation guidance for packages and cloud configurations.





