Read Fabio Burzigotti’s post to learn about implementing input guardrails with Open Policy Agent (OPA) for secure LLM applications. See how the Quarkus Pi4J Extension makes it easier than ever to build hardware-enabled applications using the Quarkus ecosystem in “Quarkus Pi4J Extension” by Igor De Souza. Andy Damevin provides a step-by-step tutorial: build a Lit web component for comments backed by a Quarkus REST API on your Roq blog in “Add Comments to Your Blog with a Web Component (30min)”.