End-to-end generics-aware OpenAPI clients with a single canonical {data, meta} contract and RFC 9457 Problem Details — built on Spring Boot 3.5 and Java 21.

A Kotlin implementation of the RFC 9457 problem details format for handling HTTP API errors.

An idiomatic implementation of Problem Details for HTTP APIs (RFC 7807) for Go.

Core library implementing Problem model according to RFC7807 (aka RFC9457)

An implementation of RFC9457, Problem Details for HTTP APIs

A library for creating and managing error (problem) messages and producing results for system operations, covering standardised messages, error categories, generating results for APIs and controllers, conversion to ProblemDetails and support for serialisation/deserialisation.

This is my implementation of a Product REST resource / endpoint / service using the latest cloud-native development Java framework - Quarkus

An ElysiaJS middleware implementation for Problem Details (RFC 9457).

Jackson integration for library implementing RFC7807 (aka RFC9457)