Ergo Chat is an IRC server that emphasizes ease of hosting with low resource requirements, making it an ideal choice for personal or family chats. Key features include v3 chat history support, always-on functionality, multi-client capabilities, and built-in WebSocket support, allowing for modern client integration. Users appreciate its simplicity and low overhead, combined with the ability to facilitate chat operations with real-time text orchestration and a chat log. The transition to a more manageable on-premise chat solution is highlighted as a significant advantage.