"OpenTimestamps - Bitcoin-based timestamping protocol" matching MCP connectors:

Access the latest technology news from NewTqnia.com through the Model Context Protocol. Search articles, retrieve structured news content, browse categories, tags, and timelines, and access authoritative technology reporting for AI assistants, research, and automation.

MCP server for Boson Protocol — on-chain agentic commerce for physical & digital goods.

Browser-based VR public speaking training with AI feedback. No headset required. Six MCP tools: list pricing plans, 3D practice environments, audience use cases, competitor comparison, FAQs, and quick-start guide.