Developer Tools MCP Servers — Page 21

io.github.beepboop2025/pdf-suite-mcp

37 tools to read, create, merge, split, watermark, fill, redact & search PDFs. Local, no API key.

io.github.beepboop2025/pdf-toolkit-mcp

Legacy PDF Toolkit identity, pinned to its 2.1.1 package; maintained successor: PDF Suite MCP.

io.github.beydemirfurkan/todox

Memory for coding agents: the decisions, the dead ends, and where the last session stopped.

io.github.BillNobill/trello-mcp-server

Trello Model Context Protocol (MCP) Server for AI Agents

io.github.Bluecraft-AI/cold-email

Generate hyper-personalized cold email sequences via AI.

io.github.Bluecraft-AI/machfive

Generate hyper-personalized cold email sequences via MachFive API.

io.github.bluwork/kontra-mcp

The Tenth Man Protocol — structured contrarian analysis for decision-makers via MCP

my-pi

Local-first MCP runtime for coding agents with safe workspace access, AST/LSP navigation, and Git.

io.github.breezefeng/deepnatal

Natal charts cross-verified three ways. Refuses to answer rather than guess.

io.github.bzdOS/hubd

The project tracker for teams of humans and AI agents — in plain files. MCP server + CLI.

io.github.cachly-dev/mcp-server

Persistent memory + causal root-cause analysis for AI coding agents. 124 MCP tools. EU, GDPR.

io.github.calllint/calllint

Static preflight safety gate for MCP servers — scan configs before you run them. Never executes.

io.github.capan/isochrone

Berlin pedestrian isochrones: streets reachable on foot in N minutes (walk/stroller/wheelchair).

DFX Real Estate Intelligence

Free, no key. US commercial real estate: FHA/CMBS maturities, LIHTC/HUD expiries, bank CRE exposure.

io.github.carrotly-ai/disclosures

Corporate disclosures from 26 official sources across 21 jurisdiction routes via ten tools.

io.github.carsonroell-debug/leadenrich-mcp

Waterfall lead enrichment — cascades Apollo, Clearbit, and Hunter for max coverage

io.github.ChangkeunJ/australian-law-mcp

Read Australian Commonwealth law as it stood on any date, and verify citations against the register

io.github.chaoz23/srdcheck

Scoped deterministic SRD 5.2.1 rules checks for agents — applied rules cited, boundaries explicit.

io.github.charo360/statecli

State replay and self-debugging for AI agents. Track, replay, undo, checkpoint.

io.github.cklam12345/wisdomgraph

Neo4j-native DIKW memory for Claude Code — knowledge that compounds across sessions

io.github.clanker-records/crompton-network

Machine-native listening platform for CWA's Straight Outta Crompton. Your agent can listen. For real

io.github.clappia-dev/clappia-mcp

An MCP server that provides Clappia workspace, forms, workflows, submissions, and analytics

io.github.clicksprotocol/mcp-server

Agent commerce settlement tools on Base: treasury setup, payment splits, yield and attribution.

io.github.cmendezs/mcp-einvoicing-de

German e-invoicing MCP server: ZUGFeRD 2.x, XRechnung 3.x, EN 16931, KoSIT validation, Peppol.

io.github.cmendezs/mcp-facturacion-electronica-es

Spanish e-invoicing MCP server: VERI*FACTU, Facturae/FACe, SII, Crea y Crece B2B.

io.github.constantinemakoid/celmis

Self-hosted code intelligence: cross-repo Q&A, dependency audits and PR review, over MCP

io.github.coopergwrenn/postals-mcp

Send physical handwritten postcards from any AI agent. Real pen & ink, USPS, $4.99/card.

io.github.Creativestefan/mailbridge

Connect your AI assistant to email — read, search, send, and organise via IMAP/SMTP.

MCP Gitlab

Secure MCP server for GitLab projects, merge requests, issues, and pipelines

io.github.cyanheads/aviation-weather-mcp-server

Fetch METARs, TAFs, PIREPs, and domestic SIGMETs from the NWS Aviation Weather Center.

io.github.cyanheads/census-mcp-server

Query U.S. Census Bureau data, variables, and geography via MCP.

io.github.cyanheads/clipboard-mcp-server

Read, write, and inspect the system clipboard on macOS, Linux (X11/Wayland), and Windows via MCP.

io.github.cyanheads/devops-status-mcp-server

Vendor status pages, TLS cert inspection, DNS propagation checks, and incident-response playbooks.

io.github.cyanheads/eia-energy-mcp-server

Browse and query the EIA API v2 — electricity, petroleum, natural gas, coal, forecasts via MCP.

io.github.cyanheads/faa-aircraft-registry-mcp-server

Offline, keyless lookup of the US civil aircraft registry — decode N-numbers, search records.

io.github.cyanheads/guardian-mcp-server

Guardian Open Platform — search and retrieve full article text from The Guardian archive.

io.github.cyanheads/medical-codes-mcp-server

Offline US medical code lookup and crosswalk — ICD-10-CM/PCS, HCPCS Level II, RxNorm. Keyless.

io.github.cyanheads/national-parks-mcp-server

Plan US National Park Service trips — parks, alerts, campgrounds, things to do, events.

io.github.cyanheads/noaa-spaceweather-mcp-server

NOAA SWPC space weather: storm scales, Kp index, aurora forecasts, solar wind, activity, alerts.

io.github.cyanheads/nonprofit-explorer-mcp-server

MCP server for nonprofit financials via ProPublica — IRS Form 990 data for 1.8M+ nonprofits.

io.github.cyanheads/oecd-mcp-server

Search and query 1,500+ OECD statistical datasets via SDMX. Keyless.

io.github.cyanheads/openaq-mcp-server

Find air-quality stations and read pollutant observations from government monitors via OpenAQ v3.

io.github.cyanheads/openfec-mcp-server

Access FEC campaign finance data. Query data about candidates, money trails, and election filings.

io.github.cyanheads/openstates-mcp-server

Search bills, legislators, committees, and events across all 50 US states, DC, and 5 US territories.

io.github.cyanheads/osv-advisory-mcp-server

Query OSV.dev for package vulnerabilities and batch-audit dependency lists via MCP.

io.github.cyanheads/paleobiology-mcp-server

Search fossil occurrences, taxon ranges, diversity through deep time, and the geologic time scale.

io.github.cyanheads/ris-austria-mcp-server

Search Austrian federal and state law, court decisions, and the authentic Bundesgesetzblatt (RIS).

io.github.cyanheads/smithsonian-mcp-server

Search 14.5M Smithsonian Open Access objects, get CC0 images, find cross-collection connections.