"mailbox.org" matching MCP connectors:

MCP server for generating rough-draft project plans from natural-language prompts.

Pay-per-call safety checks for AI agents: screen a crypto address or URL before you transact.

Global stock research, ML forecasts, valuation signals, screeners & portfolio tracking in Claude

Physical mail API for AI agents. Send letters, certified mail. Sandbox + live keys via MCP.

Design-system contract verification, scoring, and review tools for AI agents.

MCP server for Drosophila neuroscience data from VirtualFlyBrain

Search @imqueue docs and scaffold typed services & clients from your AI coding agent.

Nonpartisan U.S. Congress data: bill decodes, rep lookup, bilingual EN/ES, read-only, no accounts.

Agent Community MCP: member lookup, stats, DMV checks, and proposed .agent name interest.

Read-only DERO blockchain MCP: 33 tools (12 composites) incl. TELA discovery + bundled docs.

Fill standard legal agreement templates (NDAs, SAFEs, NVCA docs, employment) as DOCX files.

Multi-Agent AI Validation: X-Z-CS Trinity. 13 tools FREE. Auditable reasoning. v0.5.54

Sourced answers to everyday "why is my…" questions — health, pets, home, plumbing, tech, cars.

MCP server teaching AI agents to implement TideCloak: auth, E2EE, IGA, security analysis

Read-only MCP for U.S. household distress: 96 indicators, ADI composite, 3,144 counties.

Cite the claim, not the paper: 5,033 assertions, each hash-verifiable against its source PDF

Sourced data on 95+ frontier-industry companies: profiles, dated milestones, funding, daily news.

Decodes US VINs and looks up open NHTSA safety recall campaigns for a vehicle.

A free, no-auth, computation-only MCP server that makes billionaire/trillionaire wealth tangible.

Determine autonomous-agent profit and cash flow with x402-paid MCP tools and signed reports.