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@@ -231,6 +231,7 @@ This section aims to list standalone tools and utilities related to the A2A prot
 
 *   **Agent Discovery Services**
     *   Some platform-level implementations (like [Aira](https://github.com/IhateCreatingUserNames2/Aira)) include agent registration and discovery mechanisms within their features.
+    *   🔍 [Global Chat](https://global-chat.io) by [@nicobailon](https://github.com/nicobailon) [![Stars](https://img.shields.io/github/stars/nicobailon/global-chat?style=social)](https://github.com/nicobailon/global-chat) - Cross-protocol agent discovery platform that aggregates agents across A2A, MCP, agents.txt, and 10+ other protocols. Searchable directory of 100K+ agents across 15+ registries with an MCP server for programmatic access.
     *   *Community contributions welcome: Standalone agent directory service implementations, Agent Card search engines, etc.* <!-- TODO: Community contributions for related tools are welcome -->
 *   **A2A Validation Tool**
     *   ⚙️ [a2a-inspector](https://github.com/a2aproject/a2a-inspector) by [@a2aproject](https://github.com/a2aproject) [![Stars](https://img.shields.io/github/stars/a2aproject/a2a-inspector?style=social)](https://github.com/a2aproject/a2a-inspector) - **Official** validation tools for A2A agents, including compliance checking and debugging utilities.