MCP servers and skills: search, filter by where they run, and compare.
Always-on request tracing for PHP. Every request recorded — time, SQL fingerprints, outbound HTTP, errors, N+1 — by a C extension plus a single-binary Go collector. Runs on shared hosting, no root nee
Hosted by authorApache-2.0Few starsNo key
Graph memory for AI agents: facts in, entities and cause->effect relations extracted with small open models, multi-hop recall with a cited chain. Library, HTTP/MCP service, LangChain, hosted at memory
Hosted by authorMIT★ 2Few starsNo key
ProPublica Nonprofit MCP — ProPublica Nonprofit Explorer API (free, no auth)
Hosted by authorMITFew starsNo key
Portfolio of production remote MCP + A2A agents on getvda.ai — auth/JWT, structured output, LangChain orchestration, OpenTelemetry tracing — metered via x402.
Hosted by authorMIT★ 1Few starsNo key
IRONCLAW Bitcoin Blockchain MCP server — 17 tools for AI agents. Real full node data via x402 USDC micropayments.
Hosted by authorMITFew starsNo key
Who stands behind it
