"Free Network Graph Visualization Tools (No Account Required)" matching MCP servers:

Enables local, read-only access to multiple Gmail and Google Drive accounts through explicit per-account aliases, using bring-your-own Google OAuth with secure credential storage and no telemetry or write capabilities.

Enables AI assistants to securely access your own Microsoft 365 data—Outlook mail and calendar, OneDrive, SharePoint, Teams chat, To Do, Planner, Entra ID, and Intune—through Microsoft Graph with delegated permissions.

Enables natural language interaction with multiple Google accounts (Gmail, Drive, Calendar) from MCP-compatible clients like Claude.

Enables reading and editing Excel workbooks stored on SharePoint, OneDrive or Teams through Microsoft Graph without a browser, with every write starting as a dry run, checked against the version you read, and verified by reading the cells back. Includes device-code sign-in, workbook aliases, range filling, and dependency-free operation on Node 18+.

Model Context Protocol server wrapping Microsoft Graph API for OneDrive, SharePoint, and Calendar with read and write operations, plus Teams meeting transcript support.

Enables Claude and Gemini to access and manage multiple Google accounts simultaneously across services such as Gmail, Drive, Calendar, YouTube, Sheets, Analytics, AdSense, and Fitness, with create, read, update, and delete operations. It runs locally without external intermediaries to keep account access private.

An MCP server that provides tools for interacting with AWS S3 buckets, enabling direct access to S3 operations through the Model Context Protocol.

Enables AI assistants to interact with Microsoft 365 services (users, mail, calendar, files) via Microsoft Graph API.

Enables AI assistants to interact with Nextcloud instances through secure APIs, supporting operations across Notes, Calendar, Contacts, Files, Deck, Cookbook, and Tables with OAuth2 or Basic Auth.

A tiny TypeScript wrapper that exposes five stdio MCP servers (Gmail, Calendar, Sheets, Docs, Drive) as Streamable HTTP endpoints, enabling a single Docker host to serve all Google services to any MCP client.

Enables direct interaction with AWS S3 buckets through the Model Context Protocol, allowing users to list and manage S3 bucket operations using their AWS credentials.

Governed MinIO object-storage operations — capacity, exposure-surface audit, lifecycle, and healing RCA, with guarded bucket writes, unbypassable audit logging (MCP + CLI), budget/runaway guards, dry-run, and undo/rollback.

An MCP server for managing Proton Mail, Pass, Drive, and Calendar through local IMAP/SMTP, pass-cli, and Proton Drive CLI, enabling AI agents to operate the mailbox, manage passwords, sync files, and classify emails.

Upload, list, and delete files on YourImageShare (free image & video hosting, 200MB limit, no account required) from Claude, ChatGPT, or any MCP-compatible agent.

Enables AI agents to send emails and manage tasks in Microsoft To Do with scoped, low-risk access to Microsoft Graph.

Your agent's outbox. Ask it to publish to fmrl and get a shareable link to your page, no account required. Agents and people can edit and organize canvases together. Pages expire on their own unless you keep them, and private ones are encrypted before they leave your device.

Lets AI assistants share HTML they generate as a private, end-to-end encrypted link, and update the page later at the same link. The page is encrypted locally before upload, the key stays in the link, and no account is needed.

Enables AI tools to publish HTML pages and get shareable URLs instantly, with optional account features for persistence, in-place updates, and visibility control.

Install and manage a self-hosted XNS Relayer — S3-compatible distributed object storage — conversationally over stdio. 15 tools cover prerequisites, account registration, install, claim, health, VPD configuration, S3 verification, CLI credentials, settings, restart, and backups.

CLI + SDK + MCP server for ZSpace (极空间) NAS — zero-config file management from the terminal or AI agents. No password, no SSH: reads the desktop client's login state. 12 MCP tools covering ls / find / tree / upload / download / rename / move / copy / remove.

Enables AI agents and MCP-compatible clients to search, inspect metadata for, and download files from a personal Microsoft OneDrive account via Microsoft Graph, using only read-only HTTP GET requests.

Enables autonomous creation of fully branded, chart-and-table-rich .docx proposals using company templates, service profiles, and rate cards stored in Google Drive, requiring no manual formatting.

MCP server for 2DAI that enables AI assistants to generate images and videos, upload references, browse the public feed, and manage cloud drive on a 2DAI account.

Enables creating storage buckets and uploading media files to Supabase Storage through natural language, with no delete or overwrite capabilities.

Enables searching, reading, exporting and downloading Google Docs, Drive files and Gmail messages through Google's REST APIs, authenticating with access tokens minted by the locally installed Cloud SDK CLI so no separate OAuth client is needed. Optional write tools let the model create Docs, replace or append content, and draft Gmail messages.

Enables Claude Code to manage Gmail, Google Calendar, and Google Drive via a dedicated Google account, keeping personal data separate.

Multi-account Google Workspace MCP server — Gmail, Calendar, and Drive with smart routing.

Enables AI assistants to manage Microsoft 365 services like Outlook, Calendar, OneDrive, and Contacts through natural language commands, with support for multi-account and high-performance caching.

Enables AI assistants to interact with img-src.io for uploading, searching, and managing images through natural language. It provides tools for image transformations, CDN URL generation, and account usage monitoring.

Enables agents to list, read, write, create, move, delete files and folders, create public share links, and search filenames in a single Nextcloud account via WebDAV and OCS, using app-password credentials from environment variables.

Enables users to access SharePoint files via Microsoft Graph and transfer them to Cleyrop project work data, supporting multi-tenant authentication.

A read-only MCP server for Akamai Cloud (Linode) that lets users ask plain-language questions about their account, including inventory, pricing, GPU availability, and account limits.

Publish pages, documents, or folders to a public link. Anonymous links last 30 days; optional account authentication enables permanent storage and updates that keep the same URL.

Enables AI assistants to interact with Seafile cloud storage for managing self-hosted files and directories. It supports operations such as reading, writing, moving, and searching across libraries using either account-based or library-specific authentication.

Exposes the Dropbox API v2 to LLM agents as a fixed set of MCP tools, enabling file management, search, shared links, and account operations with support for Business team-space namespaces.

Enables MCP clients to manage a self-hosted Zipline instance's files, folders, short URLs, invites, tags, and account or instance information through the official JSON API, with confirmation-gated writes and redacted secrets.

A local MCP server that enables multi-account read-only access to Google Workspace services such as Gmail, Calendar, and Drive through named profiles.

Enables agents to price, send, and track encrypted file transfers, with files chunked, encrypted, and hashed locally before any network relay, and to retrieve signed collection receipts. It supports prepaid credit pools and gives agents a privacy-first transfer capability within their own trust domain.

Enables users to generate QR code images for text or links, convert public web pages to Markdown, fetch page metadata, and host small files through a hosted MCP endpoint, with paid tools settled via x402 and no API key.

Connects Claude with OneDrive via Microsoft Graph API to list, search, create, move, copy, and share files.