Show HN: 15,000 MCP servers to enhance Agent capabilities (dxt.so)

A Show HN post highlights DXT’s “Awesome MCP Servers” directory (promoted as a catalog around 15,000 MCP servers) and the MCP Bundle format that makes it trivial to extend AI agents’ capabilities. Using Claude Desktop’s extension UI you can one‑click install full MCP servers (packaged with mcpb) without manual JSON, dependency or runtime setup — Node.js is built in and the bundle format also supports Python and binary servers. Developers can package servers with a manifest.json and ship them as single files, while langchain‑mcp‑adapters bridge MCP to LangChain/LangGraph for agent orchestration. The list showcases production and community MCP servers that give agents direct access to web scraping and browser automation (mcp-server-fetch, Browser MCP, Playwright), secure code execution sandboxes (Daytona), DB connectors (MCP Toolbox for Databases), observability (Netdata, Grafana), RAG pipelines (Llmware, MindsDB), and multimodel chat clients. Security and governance features are built in — OS keychain storage for secrets, auto updates, auditing and enterprise MDM/Group Policy — but community servers remain unvetted and pose risk. Overall this makes tool-enabled agents far more accessible, accelerates integration patterns (RAG, tool use, automated coding, web research), and shifts focus to vetting, sandboxing and policy controls as agent ecosystems scale.