Authorizer - Alternatives & Competitors

Authelia delivers secure, scalable, and efficient identity and access management through multi-factor authentication and single sign-on for web applications.

• Free

Stack Auth is an open-source suite of tools for authentication and user management that enables developers to implement secure authentication in minutes with features like organizations & teams, permissions & RBAC, and third-party OAuth integration.

• Freemium
• From 49$

AuthZed provides enterprise-grade authorization infrastructure that eliminates complex permission management, enabling engineering teams to focus on core product development with scalable, consistent access control solutions.

• Usage Based
• From 1440$

Auth.js is a free and open-source authentication library for web applications, offering AI-powered assistance and supporting multiple frameworks and providers.

• Free

Avatier is an AI-powered identity security platform that provides comprehensive identity and access management solutions including password management, single sign-on, lifecycle automation, and access governance for enterprises.

• Contact for Pricing

Skycloak offers enterprise-grade identity and access management through managed Keycloak service, enabling user authentication and authorization in minutes with features like SSO, MFA, and social login.

• Freemium
• From 25$

IDHub is a comprehensive Identity and Access Management (IAM) solution that automates user identity management, enhances security, ensures regulatory compliance, and improves operational efficiency through features like automated provisioning, access governance, and low-code workflows.

• Free Trial
• From 3$

Anon is a developer toolkit that enables AI agents to authenticate and take actions on behalf of users across websites without APIs, providing secure user-permissioned integrations.

• Contact for Pricing

EmpowerID is an advanced identity and cloud security platform that provides scalable, customizable identity and access management solutions for enterprises, focusing on compliance, security, and automation.

• Contact for Pricing

HomelabOS is an open-source platform that enables users to self-host over 100 different applications securely, emphasizing privacy and data ownership. Designed for offline functionality and ease of use, it empowers individuals to control their personal and family data center.

• Free

Heimdall Data is an advanced database proxy solution designed to optimize performance, enforce security, and simplify access management for cloud databases such as Amazon RDS, Azure, and Google Cloud SQL.

• Contact for Pricing

Permify delivers centralized, fine-grained access control with rapid implementation, inspired by Google Zanzibar, supporting RBAC, ABAC, and ReBAC models.

• Freemium
• From 200$

Apinizer is a sophisticated API management platform that simplifies the entire API lifecycle with intuitive tools for design, security, monitoring, and deployment across multiple environments.

• Contact for Pricing

Topaz is an open source cloud-native authorization service that provides fine-grained, real-time, policy-based access control for applications and APIs, combining OPA and Zanzibar approaches.

• Free

Stytch provides comprehensive APIs and SDKs for authentication, authorization, security, and fraud prevention, enabling developers to focus on core product development.

• Freemium

OneLogin offers comprehensive, AI-enabled identity and access management solutions designed to secure workforce, customer, and partner data, featuring adaptive authentication and seamless user provisioning.

• Paid
• From 4$

hoop.dev provides AI-powered secure access to databases and servers, streamlining workflows and enhancing security compliance without VPNs or shared credentials.

• Freemium

Open Source Alternatives is a curated directory that helps users discover open source tools to replace paid software, with manually reviewed listings for quality, active maintenance, and self-hosting support.

• Freemium
• From 39$

IndieAuth.com offers a passwordless authentication service that allows users to sign in to websites using their personal domain names and existing social profiles, enhancing control over online identity without relying on major platforms.

• Free

DailyCred was a developer-focused authentication and user management platform that provided APIs and services for secure user authentication and session management.

• Other

HORACIUS Identity & Governance by E-TRUST offers centralized control over identity management, governance, and compliance, helping businesses secure access, reduce risk, and streamline processes.

• Contact for Pricing

SSOJet enables SaaS companies, including AI startups, to quickly integrate Enterprise Single Sign-On (SSO) and Directory Sync (SCIM) without altering their existing authentication systems. Achieve enterprise readiness and enhance security in days.

• Free Trial
• From 99$

Amplifier Security leverages AI to automate IT & Security operations, streamlining user-related security tasks and reducing operational overhead.

• Contact for Pricing

Scute delivers fast, secure, and passwordless authentication to streamline user logins and strengthen security for businesses of any size.

• Freemium
• From 25$

Hellō provides free single sign-on (SSO) solutions for B2C and B2B applications, abstracting multiple identity providers into a single OpenID Connect integration to reduce complexity and costs.

• Free

SecurEnvoy provides AI-enhanced cybersecurity solutions including multi-factor authentication, access management, and data discovery to protect users, devices, and data with a zero-trust approach.

• Free Trial

Auth-Email is an AI-powered OAuth relay service that enables seamless email access across all clients and applications by handling OAuth authentication transparently, allowing users to connect any email account with standard password authentication.

• Freemium
• From 4$

Team Password Manager is a self-hosted password management solution designed for teams, offering AES-256 encryption, multi-user access, and project-based organization to streamline secure password sharing and management.

• Free Trial

Appwrite is an open-source backend platform that simplifies building secure and scalable applications. It provides essential backend services like authentication, databases, storage, and functions.

• Freemium
• From 15$

AuthGPTs simplifies API security and SaaS deployment with a one-time purchase, offering tools for OAuth2, analytics, and payment integration. It is a cost-effective solution designed to streamline the launch of GPTs as complete SaaS products.

• Pay Once