Open-source alternatives to Next Auth Example

django-allauth is a comprehensive authentication framework for Django applications that manages user registration, account ownership verification, and secure login processes. It provides a system for handling the entire user account lifecycle, including the ability to define custom signup fields and implement identity verification. The project distinguishes itself by providing a suite of OAuth and SAML integrations for social account authentication and the capability to act as an OpenID Connect identity provider. It further supports decoupled architectures through a token-based headless authe

Authlogic is a Ruby authentication framework designed to manage user identities, session persistence, and secure password hashing. It provides a system for verifying user credentials against stored records using configurable identity fields. The framework distinguishes itself through its provider-based identity integration, allowing applications to connect authentication flows to external services including OAuth, OpenID Connect, LDAP, and various social media platforms. It also includes an extensibility model that executes custom user-defined code via hooks and callbacks during identity veri

Satellizer is an authentication library for AngularJS applications designed to manage user sign-in and session persistence using security tokens. It functions as a client-side implementation for exchanging credentials for tokens and attaching authorization headers to network requests. The library handles identity integration through a token manager that supports both email-based authentication and external OAuth providers. It enables the authorization of users via third-party services using secure popup windows and allows for linking or unlinking external accounts to a user profile. The proj

Devise is a comprehensive identity management system and authentication framework for Ruby on Rails applications. It provides a complete set of tools for managing user registration, secure sign-in, and session handling using a modular strategy pattern. The framework distinguishes itself by offering a suite of security hardening features, including brute force protection through account locking and secure password recovery workflows. It also functions as an integrator for external identity providers and third-party authentication via standardized protocols. Broad capabilities cover the full u

Hanko is an open-source identity provider and customer identity and access management system. It serves as a passkey authentication service and an OAuth and SAML SSO gateway, allowing applications to authenticate users and issue tokens via standard identity protocols. The project distinguishes itself through a strong focus on passwordless access using WebAuthn-based passkeys and email-based passcodes. It provides framework-agnostic authentication interfaces as customizable web components that can be embedded directly into web applications to handle login, registration, and profile management.

Octelium is a zero-trust network access platform and identity-aware proxy designed to secure private HTTP, SSH, and SQL resources. It functions as a secure gateway that validates human and workload identities using OIDC, SAML, and FIDO2 passkeys before granting access to internal applications and SaaS APIs. The system is distinguished by its secretless access broker, which injects credentials—such as API keys, passwords, and AWS Sigv4 signatures—at the gateway level so users can access databases and cloud resources without managing secrets. It further specializes in AI gateway administration,

Tinyauth is an authentication middleware service and identity provider that verifies user identities to grant system access. It operates as a standalone server or as an authentication gateway, utilizing a reverse proxy model to intercept requests and validate credentials before traffic reaches protected backend services. The project functions as an OpenID Connect provider for single sign-on experiences and an OAuth 2.0 gateway that delegates verification to external providers such as Google and GitHub. It also acts as an LDAP authentication server, allowing for centralized user management and

Practicalnode is a comprehensive educational resource and backend development framework for mastering server-side programming with Node.js. It provides a structured approach to building scalable network services, REST APIs, and real-time applications using asynchronous JavaScript. The project serves as a detailed implementation guide for several core backend patterns, including MongoDB data modeling and the construction of REST API development kits. It emphasizes a specific workflow for Docker containerization and offers a variety of strategies for managing user identity through stateless tok

Ombi is a media request management system that coordinates content discovery between users, media servers, and download managers. It acts as a middleware layer to automate the process of requesting, approving, and acquiring movies, music, and TV shows. The project differentiates itself by acting as an integration layer that synchronizes libraries and user accounts across multiple media server instances. It features a content request orchestrator that supports voting-based automatic approval and the ability to import active requests directly from external watchlists. The platform covers a bro

Calibre-web is a self-hosted web application that provides a browser-based interface for browsing, managing, and reading digital book collections stored in a library database. It functions as a comprehensive library management system, allowing users to organize large collections, edit metadata, and perform automated content updates through a centralized administrative dashboard. The platform distinguishes itself by integrating directly with external infrastructure to extend the capabilities of a standard digital library. It supports remote storage mapping to host files on cloud providers, uti

DataEase is an open-source, self-hosted business intelligence platform designed for building interactive data visualizations and managing analytical reporting. It provides a centralized environment where users can construct dashboards through a drag-and-drop interface, connecting to diverse data sources including relational databases, data warehouses, and external APIs. The platform distinguishes itself through its focus on embedded analytics and enterprise-grade governance. It allows for the seamless integration of charts, dashboards, and management modules into third-party web applications

This project is an AI model API gateway and proxy server designed to provide a unified interface for interacting with diverse artificial intelligence service providers. It functions as a centralized middleware platform that routes, load balances, and translates API requests across multiple models, enabling developers to access text, image, audio, and video generation capabilities through a single, standardized integration. The gateway distinguishes itself through comprehensive administrative and financial controls, including event-driven usage accounting, real-time token consumption tracking,

Clearance is a Ruby on Rails authentication framework designed to manage user accounts, encrypted password storage, and session-based identity verification. It serves as an email and password authenticator that validates user identities and controls access to protected application features. The framework utilizes a request-processing middleware to expose user identity to the application environment and employs a chain of guards to enforce customizable sign-in requirements. It includes a secure password recovery system that uses email-based reset tokens to allow users to update credentials. T

Gitalk is a comment system that uses GitHub Issues as a backend to store and manage discussions for websites. It provides a comment component built with Preact for embedding interactive discussion areas into web pages. The system utilizes GitHub OAuth for identity verification, allowing users to authenticate through their GitHub accounts to manage comment permissions. It also includes a multi-language widget that supports interface translation based on browser settings or manual configuration. The project covers broader capabilities for comment section management, including the ability to re

Horizon is a realtime API server and RethinkDB backend designed to push database changes instantly to front-end clients. It utilizes a WebSocket data streaming API to synchronize data between the database and user interfaces without requiring manual polling. The project integrates an OAuth identity manager for verifying user identities through third-party providers and a role-based access control system to define granular permissions for viewing or modifying database documents. It is delivered as a containerized backend framework, allowing the server and its dependencies to be deployed as a p

This project is a PHP library for implementing a spec-compliant OAuth 2.0 authorization server. It serves as an authentication framework for managing user identities and client authorizations, providing the necessary components to issue and validate access and refresh tokens. The server supports a wide range of standardized authorization flows, including authorization code exchange, device grants, implicit flows, and PKCE enforcement. It handles complex token lifecycles through refresh token rotation, scope management, and the use of asymmetric keys for signing digital tokens. The system pro

Meet Genius

LoopBack Next is a Node.js API framework used for building REST and multi-protocol APIs. It functions as an OpenAPI server implementation that can either generate machine-readable specifications from code or produce implementation controllers and models from existing specifications. The framework distinguishes itself through a central dependency injection container and a repository-pattern data access layer. This architecture decouples application logic from component construction and persistent storage, allowing for a pluggable system where data sources and business logic are isolated throug

Next-saas-stripe-starter is a full-stack application template built for launching software-as-a-service products with user authentication, billing, and database integration. The platform combines a starter kit template with a type-safe database toolkit, object-relational mapping, and a payment processing integration for handling recurring customer billing, subscription tiers, and checkout workflows. User identity management is supported through social logins, secure sessions, and credential-based authentication. The core architecture supports type-safe database modeling, server-executed actio

This project is a blockchain education platform that integrates a React frontend with Solidity smart contracts to create a decentralized application. It functions as a learning system that generates personalized educational roadmaps and tracks user progress using decentralized technology. The platform employs a hybrid identity integration system, verifying users through both traditional email providers and blockchain wallet connections. This allows for user identity management and account verification to control access to protected areas of the application. The codebase covers the deployment

This project is a three-dimensional developer portfolio template and web application. It uses Three.js to render interactive 3D models, animations, and environmental effects directly within the browser to create an immersive professional showcase. The application integrates artificial intelligence to provide automated responses to visitor inquiries and includes a community forum where authenticated users can share knowledge. It also features a system for generating personalized learning roadmaps based on user profile data and an algorithmic content recommendation system to improve post discov

Taxonomy is a full-stack application template and reference implementation built with the Next.js app router. It serves as a comprehensive starter for developing web applications using server components and modern React patterns. The project integrates a variety of specialized systems, including an identity management workflow for OAuth and session handling, and a billing system for managing recurring subscriptions and payment events. It also features a content pipeline that transforms Markdown and JSX files into type-safe data collections for rendering blogs and documentation. The architect

Payload is a headless content management system and application framework that uses a code-first approach to define data schemas and administrative interfaces. By utilizing a centralized, type-safe configuration object, it automatically generates database schemas, API endpoints, and a fully customizable admin panel. The system is built on a database-agnostic architecture, allowing it to interface with various storage engines while providing a unified, type-safe API for server-side operations, REST, and GraphQL. What distinguishes Payload is its deep extensibility and developer-centric design.

This project is a social blogging application built with Flask. It provides a platform for user account management, following relationships, and chronological post streams, supported by a PostgreSQL relational database. The application features a multilingual web interface with localized content and date formatting. It is designed as a dockerized web application, utilizing containerization for consistent deployment across different environments. The system integrates a variety of core capabilities, including full-text search with provider abstraction, an asynchronous task worker for backgrou

Builderbook is a MERN stack digital bookstore and documentation platform designed for selling and delivering digital books. It functions as a content delivery site that transforms markdown files hosted in Git repositories into structured online books. The platform distinguishes itself by synchronizing markdown content from remote repositories into a database to enable metadata-driven access control and content gating. It integrates payment processing to restrict full content access based on verified purchase history, while providing public previews. The system covers a broad range of capabil

Event platform is a full-stack web application designed for organizing events, purchasing tickets, and managing user registration profiles. The platform enables hosts to create, update, and manage detailed event listings complete with custom schedules and categories, while providing visitors with tools to search, filter, and explore activities. The system incorporates secure online ticket checkout processing alongside order tracking capabilities that maintain a searchable history of past purchases. Identity verification and user sessions are handled through external authentication providers,

Notion-blog is a static site generator that uses Notion as a headless content management system. It functions as a framework for building web applications that retrieve structured content from a collaborative document database during the build process to generate static pages. The project provides a content pipeline that transforms visual editor blocks into web components, allowing for custom interface design while maintaining the document platform as the primary backend. It includes a development template that maps unique database identifiers to static file routes, ensuring that content upda