Developer Tools MCP Servers

Test and compare prompts across any AI provider. Bring your own keys.

The Balanced Investor Club — The thinking companion for the markets. (MCP · Apr 2026)

could-have-been-email MCP — wraps StupidAPIs (requires X-API-Key)

MCP server for Dock — Brazilian Banking-as-a-Service: accounts, Pix, card issuing for fintechs

NASA EONET MCP — Earth Observatory Natural Event Tracker

Shared knowledge base for AI agents. Semantic search across agents, no setup required — just a URL.

Behavioral science tools for commerce — personas, nudges, preferences, friction audits.

Agent-first domain registration and DNS management, paid with USDC via x402.

DEV.to MCP — wraps the DEV Community API (free, no auth for public reads)

Source-bounded product, offer, and price-history intelligence for developers and AI agents.

Crates.io MCP — wraps the crates.io REST API v1 (free, no auth)

Live codebase intelligence for AI agents: conventions, blast radius, import graphs, git insights.

Servidor MCP de Normatia para la normativa técnica en edificación.

CFPB MCP — Consumer Financial Protection Bureau complaint database (free, no auth)

Query real-time US data and AI-analyzed attributes across the country.

Compare on-demand compute + storage pricing across AWS, Azure, and GCP. Bulk workload compare.

Read-only MCP server for searching Japan government procurement bid information from the KKJ portal.

Open Collective public collective/transaction data

Stooq market-quotes MCP.

A test MCP server for task management

Screen transaction parties for export compliance: sanctions, technology classification, diversion...

chaos-index MCP — wraps StupidAPIs (requires X-API-Key)

Vietnamese Lunar Calendar for date and calendar conversion, and cultural insights.

EPA ECHO MCP — wraps EPA ECHO Web Services (free, no auth)

Openverse Creative-Commons image + audio search

EIA MCP — US Energy Information Administration API v2

IT asset management — track equipment, allocations, and digital responsibility terms for your team.

Zero-egress PII redaction for Claude. Runs locally — no data leaves your infrastructure.

Policy-gated x402 MCP for agent workflows with TEE receipts, 18 tools, and no custody.

FDIC MCP — FDIC BankFind Suite API (free, no auth)

Check the trust/security score of MCP servers, agents, skills & CLIs before you install them.

MCP server to integrate with Juniper Routing Director

Remote data science agents for Snowflake, Databricks & BigQuery in Claude/Cursor via MCP

Official Laravel MCP server for AI-powered PHP development

AI Catholic formation — spiritual direction, saints, scripture, and semantic search.

B2B lead generation — prospect discovery, ICP scoring, outreach, and pipeline management.

Share prompts and context with your team and discover community collections.

Full email marketing platform: inbox, campaigns, contacts, templates, and analytics via MCP.

Korean business record validation and workflow safety gates for AI agents.

Execution engine for AI agents. 412 modules: browser, file, Docker, data, crypto.

GitHub Private MCP Pack — access private repos, org data via OAuth.

Amazon catalog auditing tool. 13 quality checks for your listings.

Blockchain analytics API for AI agents. Smart Money signals, wallet profiling, token analytics.

Check website AI-readiness: Schema.org, llms.txt, E-E-A-T, robots.txt. Works in Cursor & Claude.

GitLab MCP — wraps the GitLab REST API v4 (BYO API key)

Control Home Assistant lights and scenes. Lights only by design for safety.

MCP server for mobileproxy.space — manage your mobile proxies from Claude, Cursor, Windsurf.

Solana wallet trust scoring: tier, tx count, balance, liveness.