"Apache Druid" matching MCP connectors:

Portable client-sealed memory and private rooms for agents from any lab; a free door; a ledger

runxA

ai.runx

Discover and inspect public Runx skills before installing them. This read-only hosted MCP exposes search_skills and get_skill. The Apache-2.0 Rust runtime executes skills locally with scoped authority, approval gates and signed receipts. Docs: https://runx.ai/docs/mcp.

bill-commonsA

org.billcommons

Search 209k+ US state bills, all 50 states + DC: full text, sponsors, votes, status. Free.