FusionAuth is a modern, developer-focused identity and access management platform built to give you full control over your authentication stack. Whether you’re building a startup app or managing enterprise-scale infrastructure, FusionAuth delivers all the must-have features — from login and SSO to advanced protocols like OAuth2, OIDC, SAML, and WebAuthn — in a self-hostable or cloud-native package.
Designed with developers in mind, FusionAuth integrates seamlessly with any language, framework, or architecture. Every capability is API-first and built for extensibility, so you can tailor authentication workflows without getting locked into rigid, inflexible systems.
FusionAuth supports all the key use cases — user registration, multi-factor authentication (MFA), passwordless login, role-based access control, and more — while helping you stay compliant with GDPR, HIPAA, PCI, and other regulatory standards.
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Auth0 takes a modern approach to Identity, providing secure access to any application, for any user. Safeguarding billions of login transactions each month, Auth0 delivers convenience, privacy, and security so customers can focus on innovation. Auth0 is part of Okta, The World’s Identity Company™.
Auth0 lets you quickly integrate authentication and authorization for web, mobile, and legacy applications, with new Fine Grained Authorization (FGA) that goes beyond role-based access control.
Authenticate users across all applications with a customized, secure, and standards-based single login. Universal Login connects users to a central authorization server. Credentials aren’t transferred across sources, which boosts security and protects against phishing and credential stuffing attacks. OAuth 2.0 recommends that only external user agents (like the browser) be used by native applications for authentication flows. Auth0’s Universal Login achieves this while enabling SSO.
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PDF Xpansion SDK
The PDF Xpansion SDK provides features, methods and functionality that let software developers create PDF and PDF/A enabled applications and software solutions. It offers a wide range of options for creating and editing PDF, PDF/A and XPS documents, for displaying and printing them on paper, for conversions between these formats, exporting and/or importing from/to other file formats.
Moreover, PDF Xpansion SDK comes with eInvoicing functionality for the formats Peppol BIS Billling, Factur-X, XRechnung. It enables software developers to integrate EU-compliant electronic invoicing functionality (create, display, convert, and read electronic invoices) according to EU standard 16931 in applications.
The SDK is made to integrate those functions into both Windows desktop applications for the PC and for Windows Apps. The pricing model is flexible, since it allows a modularized purchase of separate functionality, so only those features have to be paid for that are really needed.
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