Best ImmuniWeb Discovery Alternatives & Competitors in 2025

The Mozilla Observatory is a project designed to help developers, system administrators, and security professionals configure their sites safely and securely.

Open Source

Scanigma offers a comprehensive solution that includes in-depth analysis, evaluation, and reporting of security settings, specific recommendations, sample configurations, and ongoing monitoring.

free $49.0 / Monthly

Verify your customers in under 15 seconds anywhere in the world with a cutting-edge SaaS & API platform for Identity Verification and AML/KYC compliance.

Try for free freemium $0.1 (per credit)

Hardenize provides a comprehensive and free assessment of web site network and security configuration.

CryptCheck is a Ruby toolbox that help anybody to check for cryptography security level and best practices compliance.

This free online service performs a deep analysis of the configuration of any SSL web server on the public Internet.

Visibility into the state of your IT infrastructure, enabling you to understand your risk potential, prevent breaches, and speed up software delivery.

BitSight is transforming how companies manage information security risk with objective, verifiable and actionable Security Ratings.

Cipherscan tests the ordering of the SSL/TLS ciphers on a given target, for all major versions of SSL and TLS.

Quickly and easily assess the security of your HTTP response headers.

Comprehensive SSL/TLS monitoring

paid Free Trial $5.5 / Monthly (Monthly subscription billed yearly)

Fast and flexible server cryptographic (TLS/SSL) settings analyzer library for Python 2.7/3.4+ with CLI

AI-Enabled Attack Surface Management, Dark Web Monitoring, and Application Penetration Testing solutions tailored to reduce complexity and costs of Application Security Testing, Protection and Compliance.

paid Free Trial

Security solution to predict and remediate potential security risks across organizations and their partners.