"How to find people on LinkedIn using their username" matching MCP servers:

Monitor taken usernames and get alerted the moment they free up or drop, so you can claim a handle before anyone else. Also checks live username availability across the major social platforms, domain availability across popular TLDs, and screens names for trademark conflicts.

MCP server that exposes the OBBBA No Tax on Tips federal deduction logic as callable tools, enabling users to check eligibility and estimate tip deductions.

MCP server that lets users search Safety Data Sheets (SDS) by chemical or product name, returning records with direct links to SDS documents.

Provides a read-only MCP tool to consult official SEFAZ TO negative debt certificates via a hosted, prepaid API.

MCP server for querying negative certificates of court proceedings (Certidão Negativa de Feitos) from MPT DF e TO via official sources, with prepaid credit and read-only access.

Predicts the outcome of Dutch court cases dismissed, partly granted, or granted using a model trained on 609,715 rulings, with the outcome leakage measured and removed: 92% of Dutch judgment texts state the outcome verbatim, 0.1% remains after the cut, giving 78.2% accuracy against a 43.7% majority baseline. The lekkage_check tool exposes that same measurement so anyone can test a datase

Local MCP server for validating EU VAT numbers using the official VIES API. Enables AI to check VAT validity and optionally retrieve consultation numbers for legal proof.

Read-only ProofRelay MCP verifier for non-confidential evidence bundles. Exposes 22 public-safe tools, 11 resources, and 11 prompts for bundle integrity checks, receipt-chain review, checkpoint recommendations, MCP risk metadata review, and real-estate closing proof-pack readiness.

Enables searching UK case law on BAILII and retrieving judgments with automatic section extraction (summary, conclusions, etc.). Runs locally to avoid BAILII's cloud IP blocks.

Enables AI agents to perform AML and compliance risk scoring for crypto addresses and transactions on Ethereum, BSC, TRON, TON, and Bitcoin, returning 0–100 risk scores, bands, flags, and detailed signals.

Enables deterministic evaluation of workplace injury recordability under 29 CFR Part 1904, using 11 typed triage tools to return cited determinations for OSHA log entries.

Enables AI agents to validate Mexican RFC, CURP, CLABE and NSS identifiers with real check digits, parse CFDI 4.0 invoices with labelled SAT catalogue codes and verified totals, and query the SAT's public status service to see whether an invoice is still valid. It also generates coherent test people and companies, all read-only and without API keys, certificates or PAC contracts.

Statute & article text (mevzuat.gov.tr) and court decisions (UYAP Emsal, Council of State, Constitutional Court), with their citation, source, live. It works as long as the official sources remain reachable.

Enables AI agents to self-verify their authorized scope, check risk scores, and log behavioral events via the Kakunin compliance API.

Enables users to search Korean National Tax Service tax law interpretations (예규) and retrieve their full body text as plain text from the National Tax Law Information System, complementing the korean-law MCP server that only provides list metadata.

Answers questions about the FedRAMP Consolidated Rules for 2026 using search and retrieval tools on the authoritative source text with citations.

Validates and calculates Korean capital gains tax on real estate transactions with explanation. Supports multiple ownership types, exemptions, and detailed tax breakdowns.

Provides deal mechanics for creators to understand and negotiate pricing models, usage rights, and negotiation moves, based on structure rather than rate quotes.

French compliance and KYC MCP server offering VAT validation (VIES), BODACC legal announcements, and company risk scoring using open data.

Enables AI agents to perform official Brazilian trademark searches on INPI's public pePI system, including lookup by process number, mark text, owner portfolio, or Vienna figurative code, with full process details and pagination. Each user authenticates with their own pePI login, with results returned as Markdown and structured JSON plus optional local caching and HTML reports.