Browse agents

An MCP server acting as an adapter into the [ACP](https://agentcommunicationprotocol.dev) ecosystem. Seamlessly exposes ACP agents to MCP clients, bridging the communication gap between the two protocols.

Send SMS, query delivery reports, manage senders / blacklists, register and check İYS (Turkish messaging consent registry) records through the [iletiMerkezi](https://www.iletimerkezi.com) BTK-licensed SMS API. 11 tools, runtime-fetched manifest stays in lock-step with the live API. Install: `npx -y @iletimerkezi/mcp-server`.

Fast MCP server for Apple Mail — 87x faster email fetching via batch JXA and FTS5 search index for ~2ms body search. 6 tools: list accounts/mailboxes, get emails with filters, full-text search across all scopes, and attachment extraction.

Unofficial Proton Mail MCP server — send, read, search, and organize email over SMTP and IMAP (via Proton Mail Bridge). Bulk ops with dry-run previews, read-only mode, and Trash-by-default deletes. Not affiliated with Proton AG.

AI agents read & send email, manage mailboxes, custom domains and webhooks via the QMailing API (npm stdio + hosted OAuth connector).

MCP Telephony server for automating voice calls with Speech-to-Text and Speech Recognition to summarize call conversations. Send and receive SMS, detect voicemail, and integrate with Vonage APIs for advanced telephony workflows.

Telegram MCP server with direct API/curl access, multi-user Bearer auth, HTTP-MTProto Bridge, file attachments, voice transcription, and context-optimized design

WhatsApp Business API template management via Meta Cloud API. Create, validate, and send all 12 template types (text, image, video, document, location, authentication, carousel, coupon, catalog, MPM, limited-time offer, and flows) from any MCP client.

Email marketing automation MCP server for Sequenzy. Manage subscribers, lists, segments, templates, campaigns, sequences, transactional emails, analytics, and AI-generated email content. Install: `npx -y @sequenzy/mcp`.

QQ MCP Server — connects to QQ via NapCatQQ (OneBot v11), giving AI agents direct control over QQ (send/receive messages, group management, auto-wake on incoming messages, and more).

MCP Server that connects AI Agents to [Carbon Voice](https://getcarbon.app). Create, manage, and interact with voice messages, conversations, direct messages, folders, voice memos, AI actions and more in [Carbon Voice](https://getcarbon.app).

Give AI agents a real phone number and voice. Make outbound calls, handle inbound calls, send email, and manage contacts via 26 MCP tools. ~500ms voice latency (Deepgram Nova-3 + Claude + Cartesia Sonic-3). Install: `pip install spix-mcp`. [Free tier available](https://spix.sh).

Remote HTTP MCP server that reads Outlook email attachments via Microsoft Graph. Parses PDF, Word (with embedded image extraction for multimodal analysis), Excel, and text files in-memory and returns structured content directly to Claude.

Hosted MCP server for [YaniFend](https://yanifend.com), a WordPress feedback widget — manage your questionary (list / create / update / delete questions and options) and read collected answers via natural language.

A Model Context Protocol server for managing, monitoring, and querying data in [CockroachDB](https://cockroachlabs.com).

Local YDB MCP is a TypeScript stdio MCP server for operating Docker-based local-ydb deployments via local or SSH-backed profiles. Supports bootstrap, diagnostics, auth hardening, storage workflows, dump/restore, upgrades, and plan-first mutating operations.

MCP and MCP SSE Server that automatically generate API based on database schema and data. Supports PostgreSQL, Clickhouse, MySQL, Snowflake, BigQuery, Supabase

Firebird database MCP server that reads connection details from [FlameRobin's](http://www.flamerobin.org/) config — no credential setup required. Access all locally registered databases in one session with full schema introspection, DDL/DML execution, execution plans, and missing index analysis.

– A high-performance multi-database MCP server built with Golang, supporting MySQL & PostgreSQL (NoSQL coming soon). Includes built-in tools for query execution, transaction management, schema exploration, query building, and performance analysis, with seamless Cursor integration for enhanced database workflows.

MongoDB Lens: Full Featured MCP Server for MongoDB Databases

— An MCP Server for creating and managing Postgres databases using Neon Serverless Postgres

Query and analyze Azure Data Explorer databases

The PlanetScale CLI includes an MCP server that provides AI tools direct access to your PlanetScale databases.

Universal SQLAlchemy-based database integration supporting PostgreSQL, MySQL, MariaDB, SQLite, Oracle, MS SQL Server and many more databases. Features schema and relationship inspection, and large dataset analysis capabilities.

MCP server for interacting with [YDB](https://ydb.tech) databases

Brazilian public data for AI agents — companies (CNPJ), addresses (CEP), banks (BACEN), national holidays — via [BrasilAPI](https://brasilapi.com.br). No auth, no API key. Install: `npx -y brasil-data-mcp`.

Manage Apache Airflow through its REST API — list DAGs, inspect DAG runs and task instances, trigger runs, and check failed-DAG and scheduler/metadatabase health. 7 tools, built with FastMCP. Install: `uvx mcp-airflow`.

Full-featured Apache Superset MCP server with 135+ tools for dashboards, charts, datasets, SQL Lab, security (users, roles, RLS, groups), permissions audit, and 30+ built-in safety validations. Supports HTTP, SSE, and stdio transports.

MCP server for VTENext CRM (open-source vtiger-based). Query, create and update opportunities and contacts via the WebService API. Available on npm as `@castaldosolutions/mcp-vtenext`.

MCP server for dbt-core (OSS) users as the official dbt MCP only supports dbt Cloud. Supports project metadata, model and column-level lineage and dbt documentation.

MCP server for [Capsule CRM](https://capsulecrm.com). 81 tools (49 in read-only mode) covering contacts, opportunities, projects, tasks, timeline activity, structured + saved filters, workflow tracks, and file attachments. Two transports — stdio (`npx capsulemcp`) and HTTP+OAuth for hosted Custom Connectors. Read-only-mode env flag for safer defaults. Apache 2.0.

68 tools for Swiss open data: transport, weather, geodata, companies, parliament, and more. Zero API keys required.

A server that connects to the Databricks Genie API, allowing LLMs to ask natural language questions, run SQL queries, and interact with Databricks conversational agents.

USDA FoodData Central nutrition for AI agents — pay-per-call in USDC on Base via x402. Four tools (search, detail, compare, recipe) at $0.001–$0.005 per call. No signup, no API keys; MCPB-packaged for one-click install.

Free Agent Signal Optimization scanner for website/API agent readiness. Scores discovery, identity, trust, commerce, reputation, and memory signals; validates robots.txt AI bot rules, llms.txt, agent.json, Google A2A agent cards, MCP server cards, API catalogs, OAuth metadata, x402, pricing, security.txt, status endpoints, and cross-file identity consistency. Returns ASO maturity levels, evidence, and prioritized fix plans. Local stdio or Glama-hosted, no API key required. `npx -y @forgemeshlabs/aso-audit-mcp`.

Billing infrastructure for MCP server operators. Add Stripe subscriptions, per-call credits, tiered pricing, and x402 crypto micropayments to any MCP server without writing billing code. Operator dashboard included.

MCP server for interactive .NET / ASP.NET Core debugging via netcoredbg. 27 tools: breakpoints (line, function, exception, data), stepping, thread inspection, exception autopsy, hang/deadlock analysis, and request tracing.

iOS code quality analysis and test automation server. Provides comprehensive Xcode test execution, SwiftLint integration, and detailed failure analysis. Operates in both CLI and MCP server modes for direct developer usage and AI assistant integration.

MCP server for EchoRift infrastructure primitives (BlockWire, CronSynth, Switchboard, Arbiter). Makes EchoRift's agent infrastructure callable as MCP tools so any MCP client can treat EchoRift like a native capability layer.

Swiss-army-knife utility server for AI agents. 18 tools including JSON validation, base64, hashing, UUID generation, regex testing, markdown conversion, datetime conversion, cron parsing, CSV/JSON conversion, JWT decoding, and more. Streamable HTTP MCP + REST API with x402 micropayments.

Developer-focused MCP server for code analysis, JSON repair, encoding fixes, and import organization across local projects.

– A FastMCP-based server for interacting with webhook-test.com. Enables users to create, retrieve, and delete webhooks locally using Claude.

A Model Context Protocol (MCP) server that provides a set of tools for retrieving information about SonarQube projects like metrics (actual and historical), issues, health status.

Enterprise-grade Jenkins CI/CD integration with multi-tier caching, pipeline monitoring, artifact management, and batch operations. Features 21 MCP tools for job management, build status tracking, and queue management with CSRF protection and 2FA support.

Agent-optimized MCP server replacing built-in file, search, exec, and git tools with compact structured JSON. Native plugins for git, cargo, gh, and docker. Semantic output filtering, read deduplication, batch operations, and token analytics. Benchmarked 20-45% token savings.

Official MCP server for Buildkite. Create new pipelines, diagnose and fix failures, trigger builds, monitor job queues, and more.

Official MCP server for CodeLogic, providing access to code dependency analytics, architectural risk analysis, and impact assessment tools.

Official MCP server for Conan C/C++ package manager. Create projects, manage dependencies, check licenses, and scan for security vulnerabilities.

Local-first MCP server for AI content governance — 13 tools for model/content CRUD, validation, normalization, and i18n across any framework.

Full Figma control: create shapes, text, components, set styles, auto-layout, variables, export. 80+ tools.

MCP server for the POX SDN controller to provides network control and management capabilities.

An MCP server providing curated Swift and SwiftUI best practices from leading iOS developers, including patterns and real-world code examples from Swift by Sundell, SwiftLee, and other trusted sources.

Go-based MCP server for LynxPrompt prompt management. Create, search, and organize AI prompts and AGENTS.md/CLAUDE.md configuration files. Docker image available.

A CLI for interacting with GitKraken APIs. Includes an MCP server via `gk mcp` that not only wraps GitKraken APIs, but also Jira, GitHub, GitLab, and more. Works with local tools and remote services.

Figma MCP server with full read/write access via plugin bridge — no API token, no rate limits. 58 tools for design automation: styles, variables, components, prototypes, and content.

MCP server that provides comprehensive tools for managing [Higress](https://github.com/alibaba/higress) gateway configurations and operations.

A MCP server for interacting with [Go's Language Server Protocol (gopls)](https://github.com/golang/tools/tree/master/gopls) and benefit from advanced Go code analysis features.

Stateful MCP server over real language servers. 50 tools, 30 CI-verified languages, 20 agent workflows. Persistent sessions keep the index warm across files and projects. Speculative execution simulates edits in memory before writing to disk.

MCP server for codewiki.google. Search repos, fetch AI-generated wiki docs, and ask questions about any open-source repository.

280+ free developer & security tools as MCP tools — encoders/decoders, hashes (MD5/SHA/HMAC/bcrypt/argon2/scrypt), JWT decoder, regex tester, JSON/YAML/XML formatters, network diagnostics (ping/traceroute/dig/whois/SSL/SPF/DMARC), OSINT (IP geo, EXIF, vendor lookups), and more. Proxies to the public API at onlinecybertools.com — no auth required. Published to npm with SLSA v1 provenance.

A personal MCP (Model Context Protocol) server for securely storing and accessing API keys across projects using the macOS Keychain.

AI-native CMS with 72 MCP tools for managing websites through natural language. Create and publish content, manage templates, assets, snippets, themes, collections, redirects, and multi-site forks — with full content versioning and semantic search.

An MCP server to communicate with the App Store Connect API for iOS Developers

The Globalping MCP server provides users and LLMs access to run network tools like ping, traceroute, mtr, HTTP and DNS resolve from thousands of locations around the world.

MCP server for Jungle Grid, an agentic GPU execution layer that lets AI agents estimate, submit, monitor, and fetch logs for inference, training, fine-tuning, and batch workloads.

MCP AI Server for Visual Studio. 20 Roslyn-powered tools giving AI assistants semantic code navigation, symbol search, inheritance trees, call graphs, safe rename, build/test execution. Works with Claude, Codex, Gemini, Cursor, Copilot, Windsurf, Cline.

Roslyn-based MCP server with 22 semantic code intelligence tools for .NET. Type hierarchies, call graphs, DI registrations, diagnostics, code fixes, complexity metrics, and more. Sub-millisecond lookups via pre-built indexes.

MCP server to access and manage LLM application prompts created with [Langfuse]([https://langfuse.com/](https://langfuse.com/docs/prompts/get-started)) Prompt Management.

The ROS MCP Server supports robot control by converting user-issued natural language commands into ROS or ROS2 control commands.

MCP server providing AI assistants with full control of Neovim instances via msgpack-RPC. Read/edit buffers, run commands, send keys, query LSP diagnostics, and annotate code with highlights. No plugin required.

Workspace-aware prompt engineering. Refines, analyzes and generates prompts based on your project's tech stack, dependencies and context. Free to use.

Multi-protocol API mock server with 18 MCP tools. Mock HTTP, GraphQL, gRPC, WebSocket, MQTT, SSE, and SOAP APIs with chaos engineering, stateful CRUD, 8 import formats (OpenAPI, Postman, HAR, WireMock, cURL, Mockoon, WSDL), and deterministic seeded responses.

Simple MCP Server to enable a human-in-the-loop workflow in tools like Cline and Cursor.

36 zero-auth developer utilities: MD5/SHA/bcrypt hashing, Base64/hex/URL encoding, UUID/password/passphrase generation, JWT decoding, JSON/YAML/XML formatting, timestamp conversion, CIDR calculator, and text tools.

Hosted MCP server that parses TypeScript and Python codebases into Neo4j knowledge graphs for blast radius analysis, dead code detection, dependency tracing, and architectural context.

x402-native API gateway with 20+ capabilities (web-extract, web-search, translate, image-generate, screenshot, PDF, OCR, and more) payable with USDC on Base. No API keys — agents pay per call via HTTP 402.

AI project intelligence MCP server. Tracks 300+ open-source AI projects across GitHub, PyPI, npm, HuggingFace, Docker Hub, and Hacker News. 47 MCP tools for discovery, comparison, trend analysis, and semantic search across AI repos, HuggingFace models/datasets, and public APIs.

Dynamic QR code service for AI agents. Create, update, track, and retarget QR codes without regenerating images. 37 tools covering 11 QR types, one-command install via `npx qr-for-agent`.

Turn any OpenAPI spec into callable MCP tools for Claude. Point at any OpenAPI 3.x spec and Claude can call every endpoint through natural language. Supports Bearer, API key, and Basic auth.

Strict AI code reviewer powered by Groq. Finds bugs, vulnerabilities and SQL injections. Tools: analyze_code, compare_code, explain_code, generate_tests, analyze_file, HTML reports.

— Full-featured utility to test Next.js projects for unused files and APIs, with an MCP server that exposes project analysis tools to AI assistants.

Deep code indexing MCP server with SQLite FTS5, tree-sitter, and embeddings. 29 tools for symbol search, call graphs, git intelligence, and hybrid semantic search.

MCP server that integrates Jira and GitHub to automate end-to-end developer workflows, from issue tracking to branches, commits, pull requests, and merges inside the IDE.

Android MCP server for AI-assisted Android development. Build APKs, launch emulators, manage devices, automate UI, and analyze logs through natural conversation.

AI-powered architectural analysis server for software projects. Provides technology stack detection, ADR management, security checks, enhanced TDD workflow, and deployment readiness validation with support for multiple AI models.

– A fastAPI-based FastMCP server with a Vue frontend that sends uploaded images to VLM via the MCP to quickly extract handwritten mathematical formulas as clean LaTeX code.

Subscription-aware LLM router for Claude Code. Routes tasks to 20+ providers (OpenAI, Gemini, Groq, Ollama, Codex) based on complexity classification, Claude subscription pressure, and cost. Free tasks stay on Claude subscription; expensive tasks fall back to the cheapest capable model. Includes 30 MCP tools, 6 auto-routing hooks, semantic dedup cache, prompt caching, daily spend cap, and a live web dashboard.

App Store Connect API server with 208 tools for managing apps, builds, TestFlight, subscriptions, reviews, and more — directly from any MCP client.

MCP server for [Perfetto](https://perfetto.dev) trace analysis. Runs PerfettoSQL queries on `.perfetto-trace` / `.pftrace` files via auto-downloaded `trace_processor_shell`, with dedicated Chrome tools for page loads, scroll jank, main-thread hotspots, and stdlib module discovery. Cross-client tested on Claude Code and Codex. Available via `cargo install`, Homebrew tap, and curl install script.

Compile-before-context MCP server with 13 tools. Pre-resolves workspace state (git, services, file ops, memory federation, multi-agent coordination) into markdown briefings. Single-file Python, MIT. Published as io.github.tcconnally/perseus.

Semantic code graph MCP server for AI coding agents. Indexes your codebase into a typed graph (functions/types/modules as nodes; CALLS/IMPORTS/DATAFLOW/EFFECTS as typed edges) and exposes 40+ tools for call-chain tracing, data-flow analysis, semantic search, and invariant checking — so agents navigate code structure instead of reading files line by line. `npm install -g grafema`

Capstone of the Grand Line MCP set: a "collect them all" server that unlocks once the other tools are installed. `pip install laugh-tale-mcp`

MCP server for Greater China local life services: Meituan/Ele.me food delivery, Didi/Meituan ride-hailing, WeChat Pay/Alipay, Amap/Baidu Maps, 12306 high-speed rail, Taobao/JD/Xianyu e-commerce, Hong Kong government e-services, and more.

The ultimate math engine unifying SymPy, NumPy & Matplotlib in one powerful server. Perfect for developers & researchers needing symbolic algebra, numerical computing, and data visualization.

A comprehensive Go-based MCP server for mathematical computations, implementing 13 mathematical tools across basic arithmetic, advanced functions, statistical analysis, unit conversions, and financial calculations.

Real-time LLM/VLM model comparison with benchmarks, pricing, and personalized recommendations from 5 data sources. No API key required.

MCP server for the Dingo: a comprehensive data quality evaluation tool. Server Enables interaction with Dingo's rule-based and LLM-based evaluation capabilities and rules&prompts listing.

Create, manage, and automate Label Studio projects, tasks, and predictions for data labeling workflows.

Superhuman exploratory data analysis that finds the feature interactions and subgroup effects that LLMs and manual exploration miss — with p-values, effect sizes, and literature citations. Data goes in, validated insights come out. Free for public data.

Deterministic batch tools so LLM agents stop next-token-guessing dates and math. Rich `now()` snapshot (18 fields), `calendar(ops)` batch dispatcher (diff/until/since/add/weekday/business_days, natural-language parsing), `calc(expressions)` Python eval with math+stats pre-loaded, and Pint-based unit conversion. One wiring for dates + math + units. Listed in the official MCP Server Registry. `uvx gnomon-mcp`.