Authentication middleware

4 reusable Authentication middleware libraries across every platform — libraries, SDKs, and drop-in systems. You should never have to know which ecosystem it lives in.

• demo-springboot-keycloak-auth-crud

  by nik1842812 · Free · github

  🔐 Secure your API with this Spring Boot demo using Keycloak for authentication, user registration, role management, and CRUD operations.

  AuthenticationAuthorizationAPIDatabase   Java

• HueVista

  by VikramMali14 · Free · github

  Spring Boot 4 backend for HueVista — a live B2B AI paint-visualisation SaaS for Indian paint retail. 17 feature-sliced modules, 43 JPA entities, 479 tests, Razorpay billing, JWT + Google OAuth2, Flyway, Redis, S3.

  AuthenticationCloudAPI   Java

• motordesk-api

  by Studios-TKOH · Free · github

  Backend Spring Boot SaaS para lubricentros con facturacion electronica SUNAT, inventario, correlativos offline, RabbitMQ, PDFs A4/80mm y storage local/Google Drive.

  InventoryAuthenticationMessagingAPI   Java

• raki-ca-platform

  by panakantinandu · Free · github

  AI-powered practice management for chartered accountants that automates filing deadlines, client tracking, and document handling for GST/ITR/TDS compliance.

  Authentication   JavaReact