Agent orchestration hubs and multi‑agent frameworks are the systems and marketplaces that let organizations compose, deploy, monitor and govern collections of specialized AI agents. As enterprises move from single chatbots to distributed, task‑oriented agents, orchestration hubs provide routing, state management, observability and policy controls; marketplaces surface reusable agents and integrations for faster assembly. This topic covers no‑code/low‑code builders (Tate‑A‑Tate, StackAI) for rapid agent design and workflow composition; enterprise virtual assistants (IBM watsonx Assistant, Yellow.ai) that integrate conversational and task automation across CX/EX channels; developer‑centric tools (GitHub Copilot, JetBrains AI Assistant, Replit) that embed agentic features into the software lifecycle; and specialised platforms for code quality and governance (Qodo/Codium). It also includes agentic infrastructure providers (Adept’s ACT‑1, Xilos) that enable agents to observe and act inside software interfaces and provide visibility into multi‑agent activity. Relevance in 2026 stems from broader adoption of agentic automation, rising integration complexity, and stronger regulatory/operational demands for auditability and SDLC governance. Practical priorities today are: assembling best‑of‑breed agents from marketplaces, enforcing access/policy controls, instrumenting observability across distributed agents, and embedding governance into development workflows. Organizations evaluating solutions should weigh ease of orchestration, prebuilt connectors, audit/logging capabilities, and how platforms enable safe human‑in‑the‑loop coordination. The result is a pragmatic ecosystem focused on interoperability, governance, and operational control rather than proprietary agent silos.