MCP Servers

Post-publish SEO performance MCP that unifies Google Search Console, Matomo, GA4, Clarity, and AI-citation signals per URL and emits a verdict (refresh / expand / merge / kill / doubledown / hold) per post with reason codes.

Read-only vessel identity lookup, AIS-style positions, tracks, port calls, carrier schedules, vessel schedules, and delay heuristics with source attribution and BYOK provider support.

Canadian case law and legislation metadata via CanLII. Bring-your-own free CanLII API key. Hosted endpoint at canlii-mcp.vaquill.ai. MIT.

Patent intelligence and prior-art research for the AI Patent Search Generator. Eleven tools: full patent dossier (bibliography, claims, citations, family, classifications, examiner stats); USPTO prosecution-history file wrappers; AI Office Action analysis (rejection grounds, cited prior art, s

Multi-jurisdictional legal analysis (ISO 31000) for Spanish, Latin American and European law. 11 tools: analyze, draft, audit, montecarlo, doctrina (DGT/TEAC), jurisprudencia (CENDOJ ~141k + Colombian CC/CSJ/CE ~106k), opinion, redteam, crossbordercompare, consulta. Install: npx -y @nexus-legal/m

MCP server for the RegIntel API: structured regulatory data across 41 jurisdictions and 212 regulations (GDPR, MiCA, DORA, SEC, FINRA, FCA, APRA, ASIC, MAS). Tools for search, lookup, recent updates, and compliance checks.

Inspectable memory substrate for Claude Code. Three read-only MCP tools (searchpairs, compactsession, substrateinfo) over a local-first, signal-scored parse of ~/.claude/projects/. Per-pair scores are numpy columns on disk, not opaque vectors in a service. Zero outbound calls (CI-enforced).

Decentralized civil registry for AI agents on Sui. Soulbound identities, on-chain memories, reputation, refusal records. Hosted at agentcivics.ai/mcp (read-only, no install) or @agentcivics/mcp-server on npm (full write surface). Includes a gas-sponsor relay so registration doesn't require a pre-funded wallet.

Personality Runtime for AI agents — persistent memory, identity (SOUL), and relationships that travel across Claude, OpenClaw, Mistral, and any MCP client.

Local-first review-gated sidecar for Markdown workspaces. Indexes notes and incoming artifacts into SQLite, proposes domains, links, memory, and growth cards with evidence, and keeps source files unchanged until explicit review. pip install linza-mcp

Temporal knowledge graph for codebases. Captures decision traces, links test failures to code changes, learns co-edit patterns, predicts regression risk, and enforces learned constraints at the edit boundary via a PreToolUse hook. 22 MCP tools, 9 SQLite databases with FTS5, support

AI coding context for Claude Code, Cursor, and Codex. Path-scoped team memories, rules, and skills from Pathrule Web workspaces via OAuth. https://mcp.pathrule.io/mcp

MCP server for Obsidian vaults — hybrid search, notes & files, memory, tasks, link graph, OAuth-protected.

Monitor and automate AC Infinity grow controllers through natural conversation with Claude. 25 tools covering live sensor data, multi-day history, VPD/temperature/humidity automations, port control, advance scheduling, and grow stage templates.

SEC EDGAR MCP for agents: search 10-K/10-Q, free sample preview, full filing JSON via x402 USDC on Polygon. xpay: sec-edgar-filings. Trial without xpay key: docs. Registry: io.github.stagproject/sec-filings-mcp.

🎖️ - Standardized SEC EDGAR financial data — income statements, balance sheets, cash flow and 40+ ratios for every US public company, normalized from raw XBRL. Install with npx secfinapi-mcp.

Local-first crypto portfolio aggregation across exchanges (Bybit, Binance), EVM and Solana wallets, and Polymarket. Read-only credentials stored in your OS keychain, no hosted service. Data aggregation only, not financial advice. Install with npx headless-tracker.

Cost-of-living and quality-of-life comparison across ~165 cities: take-home pay, taxes, the equivalent salary you'd need in the target city, and the non-cash deltas people move for (childcare, healthcare, statutory vacation, parental leave). Free, no API key, hosted Streamable HTTP.

Workflow tools for US federal contractors — go/no-go bid scoring, incumbent intelligence (USAspending + FPDS), teaming-partner search, recompete prediction, Navy NECO lookup, and SAM.gov solicitation retrieval. Returns synthesized decisions rather than raw data.

Disability insurance brokerage: submit a quote request on a user’s behalf, plus carrier comparison and coverage research tools. By Seaworthy Insurance Agency.

Open-source AI accounting skills, checked by licensed accountants jurisdiction by jurisdiction. 3 tools: list skills by country/category, get full skill content, and get individual sections. Skills teach AI agents tax computations (income tax, VAT, payroll) across 134 countries plus US states and Canad

Generate PDF, JSON & UBL invoices in 11 languages (Arabic RTL, Japanese, Hindi, Cyrillic) from AI agents. Free tier, no key needed for JSON totals.

Circle Agent Stack for AI agents: create USDC wallets, set spend policies, send stablecoin, and pay x402-gated endpoints. Wraps the Circle CLI so auth stays out of the server. Six tools. npx circle-agent-stack-mcp

BTC Decision Terminal for AI Agents — live vault-backed signals, on-chain proof, cross-chain swap. MCP server hosted at https://hypernatt.com/mcp/protocol. Verify in real time. Mimo BTC/USDC vault on Hyperliquid. 11 MCP tools: free manifest + Li.Fi swap + NDAT; paid Decision Core via