Developer Tools MCP Servers

Parse JavaScript error stack traces back to original source code using source maps

Comic Vine: characters, issues, volumes, creators, publishers. Free key.

Public Root Data dental analytics directory for DSOs, dental practices, blog, and FAQ tools.

Expert knowledge base for sales, negotiation, strategy, operations, and risk.

Polymarket prediction markets — buy/sell positions in USDC. LemonCake pay-per-call billing.

MCP server exposing rpcbind/RPC portmapper functionality

Marathon fueling, pace, hydration, heat, carb-loading, and gel-comparison calculators.

Research intelligence for AI coding agents. 2M+ CS papers with evidence and tradeoffs.

Secure MCP server for exploring incwo CRM data, documents, and email workflows.

Plan routes using the OpenRouteService API, such as for hiking, mountain biking, or driving.

Search Help Scout conversations, customers, organizations, threads, and inboxes with AI assistants

Climatiq MCP — carbon footprint calculator with emission factors

Identity infrastructure for AI agents. Evolving persona, session continuity, self-tuning retrieval.

An MCP server that exposes RS232 serial port connectivity

Barbell strength training tools for AI assistants. Warmup, plate loading, and LP.

An agent-friendly API for product changelogs. A unified registry via CLI, API, or MCP.

NCI Genomic Data Commons (GDC) MCP.

Check SPF/DKIM/DMARC/BIMI, blacklists, SMTP/IMAP; DNS lookups; generate email DNS records.

Jokes MCP — wraps JokeAPI v2 (free, no auth)

Search Blu-ray and 4K UHD movies, featured titles, and detailed movie information.

Polygon.io stock/options/crypto: tickers, aggregates, news, splits, dividends.

Detect grooming, bullying, fraud, and 16+ online threats across text, voice, image, and video.

Browse, search and fuzzy-match NACE Rev. 2.1 economic activity classification codes.

An MCP server connects your AI assistants to Infrahub using the open MCP standard.

SIP/VoIP/telecom grounding for AI agents: vendor docs, RFCs, STIR/SHAKEN, traces, configs.

Access 30+ bioinformatics tools from 14 databases.

Persistent graph-backed conversational memory for AI agents.

x402 USDC paywall bridge for MCP — pay per tool call on Solana.

Wish game — every agent wish permanently reshapes a shared world. Free, no key needed.

MCP server exposing cypari2 (PARI/GP) number theory library

Cross-protocol agent payments hub. x402, MPP, L402/Lightning. 1551 services indexed.

Reddit outreach at scale — find prospects, send 1000s of DMs/day, and manage your CRM via AI agents.

Security scanner for AI Agent skills, plugins, and MCP servers with A-F grading.

Scan websites for AI visibility and marketing health with interactive dashboard.

MCP server for real-time product search by barcode (EAN, UPC, GTIN) or keyword on ean-search.org

AI mentor for new & returning EVE Online players: losses, skills, fits, ISK, routes, and more.

Feedback layer for video. Reviewers talk through feedback; agents read it as structured comments.

The WhenLabs developer toolkit — 6 tools, 7 MCP endpoints, one install.

Composable APIs for document extraction, image transformation, and document & sheet generation.

Token safety, trading signals, and social intel for AI agents. Pay-per-call USDC.

MCP server for querying and analyzing data from ad platforms, analytics tools, and spreadsheets

Servidor MCP para integraciones con arcar.org

GitLab CI/CD MCP — pipelines, jobs, schedules, MRs, files. Any GitLab (SaaS or self-hosted).

Step-by-step observability for MCP agent workflows

Redfin listings, sale-comps, and neighborhood market data via natural-language queries.

Search 100K+ EDC products. Track drops, compare prices, and analyze market trends.

A paid remote MCP for ClawManager, built to return verdicts, receipts, usage logs, and audit-ready J

Virtual Visa cards for AI agents. JIT card issuance, human-approved, MCP-native.