Group: GitHub Khezyapp

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Server business-logic seam and client contracts for A2A, typed on the official A2A Java SDK model.

SDK-backed defaults for the A2A core contracts: client invoker, connector, in-memory conversation store, agent-card resolution and remote agent registry.

A lightweight, library designed to decouple business logic from common infrastructure tasks. This library provides a structured Abstract Syntax Tree (AST) for building dynamic queries, filtering, and specifications using a ...

Pure wire-protocol records for the ai-elements (AI SDK UI message stream) integration: request models, typed SSE events, finish reasons and usage. No Spring dependencies.

A lightweight, production-ready exception handling starter for Spring Boot 4+ applications. This library provides a standardized way to handle global exceptions by extending the RFC 7807 (Problem Details for HTTP APIs) specification ...

High-level Spring Security abstractions for developers. Simplifies authorization rules, authentication token building, multi-factor authorization, row-level security, and encrypted OAuth2 token persistence through discoverable interfaces.

Bouncy Castle-backed certificate utilities for mTLS: PEM and Base64-DER certificate/key parsing, PEM encoding, and in-memory key store / client SSL context building from ASCII (database-storable) configuration.

A lightweight, Java library for navigating and manipulating complex object graphs. It provides a unified API to access properties across Maps, Records, POJOs, and Lists using a simple string-path syntax, effectively eliminating ...

Application-level encryption utility for sensitive data at rest: AES-256-GCM, versioned ciphertext, pluggable key providers, and first-class key rotation.

Optional OpenTelemetry tracing for A2A: a Spring adapter around the SDK RequestHandler decorator and client transport parameters for span propagation.

Optional Spring AI integration for A2A: skill-as-tool, agent-as-tool, prompt building and result formatting.

Spring Boot starter for A2A: SDK server graph assembly, JSON-RPC and agent-card endpoints, call-context propagation, client wiring and properties.

JPA-backed task, task-state and push-notification stores for A2A with encryption at rest.

Ports Spring AI to the ai-elements (AI SDK UI message stream) protocol: converts Spring AI messages and streams into ai-elements models and typed SSE events, with writer helpers for both servlet (SseEmitter) and WebFlux.

`api-audit` is a lightweight, plug-and-play Spring Boot library designed to simplify the implementation of comprehensive audit trails. It provides a dual-layer auditing strategy: * **Request Auditing**: Captures high-level API ...

A custom Spring Boot starter designed to simplify global exception handling. It provides pre-configured, standardized RFC 7807 error responses for common Spring Boot projects.

Spring Boot auto-configuration for securing REST APIs with the KHEZY security library. Provides a plug-and-play security foundation: JWT authentication, default filter chain, multi-factor authentication (following Spring ...

A framework-agnostic declarative HTTP engine: describe how to talk to a REST API as plain data (a spec), and the core executes it. Handles OAuth2 with token refresh, four built-in pagination modes plus pluggable strategies, ...

A reflection-based utility for generating deterministic checksums of complex Java objects.

A generic Java plugin discovery, loading, and classloader isolation library. Supports any user-defined SPI type with ServiceLoader and directory-based JAR scanning, parent-last classloading, lazy/eager instantiation, version-aware ...