Authorizer vs qsa.sh
Side-by-side comparison of features, pros & cons, pricing, and community votes (2026).
🏆 qsa.sh leads with 111 upvotes

Open-source auth for enterprise applications, and AI agents
Authorizer is an open-source authentication framework designed for enterprise applications and AI agents. It enables organizations to host their own identity layer, supporting a wide array of authentication protocols such as OAuth2, OIDC, SAML SSO, SCIM, passkeys, MFA, and OpenFGA. Its self-hosted nature ensures greater control over security and data privacy, making it ideal for organizations that prioritize sovereignty over their authentication infrastructure. Unique to Authorizer is its integration of permission-aware AI capabilities that operate on your own data, allowing for intelligent, context-aware access management. This combination of open-source flexibility and advanced AI features makes it particularly appealing to developers and security-conscious enterprises seeking customizable, secure, and scalable identity solutions.
Pros
- Open-source and self-hosted, offering full control over data and security
- Supports a comprehensive suite of authentication protocols (OAuth2, OIDC, SAML, etc.)
- Incorporates permission-aware AI for smarter access management
- Flexible and customizable to fit specific enterprise needs
- Designed for integration with modern AI agents and applications
Cons
- Requires technical expertise for setup and maintenance
- No publicly available pricing information, which may impact budgeting decisions
- User community and ecosystem may be smaller compared to mainstream solutions
Best for
- • Implementing secure, self-hosted single sign-on (SSO) for enterprise applications
- • Enabling AI-powered access control based on user data and permissions
- • Building custom authentication flows for internal tools and SaaS platforms
- • Securing AI agents and applications with permission-aware identity management
Pricing: Pricing not verified

External security scan of your own IP, in your terminal
qsa.sh is a powerful command-line tool designed for developers and security professionals to perform quick, comprehensive external security scans of their own servers. With a single curl command, users can instantly see what the internet perceives about their server—covering open ports, service versions, and known vulnerabilities—delivered directly to their terminal within approximately 30 seconds. Its integration of tools like naabu, nmap, vulners, and nuclei ensures a detailed mapping of potential security gaps without requiring any accounts or data storage. The platform caters to both free, live scans and premium options like the Pro plan, which scans all 65,535 ports asynchronously, and a one-time Deep scan that digs deeper into hidden vulnerabilities via email. Its straightforward approach makes it ideal for sysadmins, security teams, and developers seeking a quick, transparent security overview of their infrastructure.
Pros
- Instant, real-time security insights delivered directly in the terminal
- No account required and no data storage, ensuring privacy
- Combines multiple scanning tools for comprehensive vulnerability detection
- Flexible plans including free, Pro, and deep scans for different needs
- Fast scan times (~30 seconds) suitable for routine checks
Cons
- Limited depth in the free scan compared to paid options
- Requires command-line familiarity, which may be intimidating for non-technical users
- Potential false positives or overlooked vulnerabilities in quick scans
Best for
- • Quickly auditing server security before deployment
- • Regular external vulnerability checks for ongoing security posture
- • Preliminary scans prior to detailed penetration testing
- • Monitoring open ports and services on cloud or on-premise servers
Pricing: Likely operates on a freemium model with free live scans and paid plans offering more comprehensive, asynchronous, or one-time deep scans. Exact pricing details are not specified, but premium features probably start around a monthly fee.