"Tools and methods for plotting graphs without an API key" matching MCP servers:

Enables automated company formation across multiple jurisdictions with REST and MCP interfaces. Supports jurisdiction listing, requirement details, cost estimation, and secure API key management.

Turn Claude into an ISO 27001 compliance assistant - controls, risk register, policies, evidence tracking, SoA generation, and full audit workflows in one local encrypted MCP server.

MCP server providing EU compliance APIs for VAT validation, sanctions screening, counterparty checks, and invoice extraction. Enables AI agents to make pay-per-call requests settled in USDC on Base via x402, with no account or API key required.

MCP server for Azerbaijan's official legal-acts database (e-qanun.az), enabling search, metadata retrieval, and full-text access to legislative and judicial documents.

This MCP Server provides a natural language interface to interact with Google's Policy Analyzer API, allowing users to analyze policies and evaluate compliance through conversations.

Provides FHIR resource validation, synthetic test fixture generation, and HIPAA-safe logging review as MCP tools for AI agents.

Deterministic US equity-compensation tax optimizer. Six tools cover ISO/AMT exercise scheduling, NSO sell-vs-hold, RSU vest-and-sell, single-stock concentration, protective put / zero-cost collar pricing, and Section 1202 QSBS qualification. Federal plus 50-state plus DC tax math.

Enables querying EU legal documents, case law, and citation graphs through natural language using the LexAPI.

Facilitates contract and template management for eSignatures, enabling users to create, send, update, and manage contracts and templates with customizable options through a user-friendly interface.

Enables integration with the ZapSign API for electronic document signing and management, including document, template, signer, webhook, and background check operations through MCP tools.

Real-time OFAC and global sanctions screening for AI agents: screen crypto addresses, emails, websites, government IDs, and countries against OFAC SDN and 10+ sanctions/crime/risk lists, plus PEP screening, VPN detection, and IP geolocation. Hosted remote streamable-HTTP server at https://api.compliapi.com/mcp (anonymous tools/list; free API key or x402 pay-per-call).

Enables insurance claims review assistance by querying a knowledge graph of Korean standard insurance terms, restoring applicable policy versions by enrollment date, and returning coverage/exclusion determinations with cited provisions.

Provides tools for querying Korean laws, precedents, administrative rules, and ordinances via GitHub REST API, enabling natural language access to legal data.

A server for querying, practicing, and analyzing exam questions from Taiwan's national examinations, offering 20 tools including search, statute lookup, weak topic review, and readiness assessment.

Generate Polish legal documents (sales contracts, powers of attorney, termination letters, loan agreements, handover protocols) directly from your AI assistant. No API key required.

Enables calculation of US mechanics lien and preliminary notice deadlines from an invoice date and state, covering all 50 states plus DC without an API key.

Provides comprehensive GDPR compliance assessment tools for AI/ML systems, including lawful basis determination, DPIA generation, and data subject rights handling. It also crosswalks GDPR requirements to EU AI Act obligations with AI-specific considerations throughout.

Enables AI attribution audits and quick transparency checks on written content, providing authorship analysis and segment breakdowns for editorial review.

Japan Operations OS for AI agents — 14 knowledge domains covering regulations, protocols, calendar, travel, food culture, language, disaster safety, daily life, and persistent memory. 31 MCP tools via REST + Streamable HTTP.

Helps citizens and businesses navigate French bureaucracy with AI, covering taxes, social charges, benefits, invoices, administrative letters, collective agreements, and retirement.