Best Free Single Sign On Software of 2026 - Page 2

Authelia serves as an open-source server and portal for authentication and authorization, effectively managing identity and access in information security by providing multi-factor authentication and single sign-on capabilities through a web portal for various applications. This tool is designed to work seamlessly with popular reverse proxies. Notably, it boasts a compact container size of under 20 megabytes and typically consumes less than 30 megabytes of memory, making it one of the most lightweight options available. Developed using Go and React, it executes authorization policies and backend tasks in just milliseconds, with login portal loading times averaging around 100 milliseconds, positioning it among the fastest solutions on the market. Despite the high energy consumption of processors under load, Authelia's idle power usage is so minimal that it is nearly unmeasurable, while its active usage in a small business setting remains below 1%, excluding the process of password hashing, providing peace of mind. The design of Authelia places a strong emphasis on security, ensuring that user data is well protected throughout its operations. This commitment to security is an integral aspect of the overall functionality and reliability of the system.

There is no need to remember, manage or reset passwords. All logins can be consolidated into one encrypted authentication token. The authentication token can be managed easily by the user. Log in using a universal digital identity that is international and trusted. If allowed, anonymity is permitted. All data is encrypted by the user using WWPass Key. There is no need to send SMS, OTP, or any other expensive adaptive authentication or login support. WWPass Key protects user identity. WWPass MFA provides strong customer authentication that is compliant with GDPR & NIST. Each user receives a unique key that allows them to log in to unlimited accounts and services without the need for passwords or usernames. Your WWPass Key is a universal key to the internet that allows you to log in to an increasing number of online services. Next-generation strong multifactor authentication without passwords or usernames. Secure access to any business application can be simplified and streamlined without the need for a username or password.

Security Building Blocks for Developers. BoxyHQ offers a suite of APIs for enterprise compliance, security and privacy. It helps engineering teams to reduce Time to Market without sacrificing their security posture. They can implement the following features with just a few lines of code. SaaS or Self-hosted. 1. Enterprise Single Sign On (SAML/OIDC SSO) 2. Directory Sync 3. Audit Logs 4. Data Privacy Vault (PII, PCI, PHI compliant)

The missing web-scale identity and access control API. Today, 10x your security and user experience. Build secure apps over the Ory Network to reach new customers in any region of the globe with the best login experiences ever. Login is much more than just a username and a password. It is dangerous and time-consuming to build it from scratch. Ory's API first microservice architecture allows projects to be integrated at any stage. Pay for usage and not features. Ory subscription plans include advanced multi-factor authentication. Plus, advanced permissions, SSO OAuth2, OIDC multi-tenancy and more. Ory is designed for high-performance and high-scale applications on any cloud. Ory is designed with developers in mind. It allows you to quickly create your own user experience, and integrate it within your software stack. Ory's focus is on open standards, and its automated data import capabilities make migrating to legacy systems simple.

Tesseral serves as an open-source solution designed for overseeing identity and access within business applications. It boasts enterprise-level features such as SAML single sign-on, SCIM provisioning, role-based access controls, managed API keys, and audit logs—all achievable with minimal coding effort. By consolidating access management for employees, clients, services, and AI agents, Tesseral empowers organizations to seamlessly adapt to various deployment models while maintaining strict control over security policies. For further information, you are encouraged to explore our documentation or visit our GitHub repository to get involved.

The Teleport Infrastructure Identity Platform is a modernization of identity, access and policy for infrastructure for both human and not-human identities. It improves engineering velocity and resilience of critical infrastructure to human factors or compromise. Teleport is designed for infrastructure use cases. It implements trusted computing with unified cryptographic identity for humans, machines, and workloads. Endpoints, infrastructure assets and AI agents can all be identified. Our identity-everywhere solution vertically integrates identity governance, zero trust networking and access management into a single platform. This eliminates overhead and operational silos.

Kelltron’s IAM Suite is a comprehensive AI-powered platform that unifies Identity & Access Management, Privileged Access Management, and Data Governance for enhanced security and compliance. The suite enables secure user onboarding, Single Sign-On to thousands of apps, adaptive Multi-Factor Authentication, and granular role-based access controls to strengthen identity security. Privileged Access Management features just-in-time access provisioning, continuous session monitoring, and secure credential vaulting to mitigate risks associated with privileged accounts. The Data Governance module automates data discovery, classification, and access policy enforcement to help organizations comply with GDPR, ISO 27001, and other regulations. Suitable for hybrid IT setups, Kelltron supports flexible deployment models including cloud, on-premises, and multi-tenant environments. Its AI-driven automation capabilities reduce administrative burden by flagging unusual behaviors, suggesting least-privilege access configurations, and delivering real-time risk analytics. The platform offers 24/7 support and a six-month free trial to help businesses and managed service providers (MSPs) scale securely with confidence. Kelltron empowers organizations with full visibility and control over identity and data security.

Hexnode IdP serves as a comprehensive identity provider aimed at assisting organizations in overseeing authentication, access control, and identity governance through a unified platform. This solution empowers IT and security personnel to validate user identities while ensuring secure access to various enterprise applications, devices, and resources. By integrating identity verification with real-time assessments of device posture, Hexnode IdP effectively aligns with a Zero Trust framework for access management. The platform offers various essential features, including single sign-on (SSO), multi-factor authentication (MFA), role-based access control (RBAC), and conditional access policies, which collectively allow organizations to confirm that only authorized individuals using compliant devices gain entry to critical systems and sensitive data. By consolidating authentication and access regulations within a single dashboard, organizations can streamline their identity management processes, thereby enhancing security oversight and control while reducing the complexity often associated with managing multiple systems. This increased efficiency ultimately contributes to a more secure and resilient organizational infrastructure.