ecfr

Non-preferential US rules of origin (19 CFR 102.20 / 102.21) compiled from the eCFR into a machine-readable corpus. Answers which country a good is legally from, and cites the rule.

MCP server for the US Code of Federal Regulations — look up, search, and track changes to CFR sections via the eCFR API

Export Control Engine for AI Agencies (Claude, OpenAI, On-Prem)

LexBuild provides an open-source CLI toolchain, searchable web resource, and data API for official U.S. legal texts. The CLI generates LLM-ready legal Markdown documents, the web app enables browsing and bulk download access, and the API provides programmatic access to fast, structured querying for search, filtering, and AI workflows

Paste a chemical manifest and watch an agent load a truck legally. The page shows which federal rule each pair breaks, quoted verbatim, and the shipping paper cannot be exported until the load passes. WebMCP + 49 CFR 177.848.

Search and trace US federal rules across the Federal Register (proposed/final rules and notices), the eCFR (codified, point-in-time CFR full text, locally mirrored), and Regulations.gov (rulemaking dockets and public comments) via MCP. STDIO or Streamable HTTP.

Life-sciences CSV & GxP toolkit for Claude Code — GAMP 5, 21 CFR Part 11, EU GMP Annex 11, the live eCFR & openFDA, and an IQ/OQ/PQ qualification engine. Slash commands, auto-invoked skills, parallel sub-agents, an MCP server, and a document-protection hook.

Detects real change in the Department of Education's machine-readable rules and emits a cryptographically signed .aion chain

Local-first eCFR analytics dashboard for agency-level burden, change volatility, and audit-ready text metrics.

eCFR (Electronic Code of Federal Regulations) MCP.