"Resources or tools for conducting in-depth research" matching MCP servers:

Enables ChatGPT to work with a user's personal WPS cloud documents across Writer, Spreadsheets, Presentations, PDF, Smart Documents, Smart Forms, and Multi-dimensional Tables, performing authorized cloud operations and returning verifiable WPS links without local installation or an always-on computer.

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

Enables secure one-time encrypted file and note sharing by encrypting data locally before upload and providing tools for sending, listing, checking, and revoking links.

Enables editing existing Docs, Sheets, and Slides in place, plus commenting, sharing, moving, and exporting files with native Google URLs returned. Provides 29 tools across Drive, Docs, Sheets, and Slides, using OAuth keys kept locally in ~/.gdrive-mcp/.

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.

A Model Context Protocol server that provides seamless access to multiple storage services including S3, Azure Blob Storage, and Google Cloud Storage through Apache OpenDAL™.

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.

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.

Enables ChatGPT users to search and browse a private photo library, inspect metadata, and receive real image previews through read-only tools, while keeping encrypted sessions server-side.

Enables MCP-compliant agents such as Antigravity to create, read, update, and search Google Drive files and Google Docs, Sheets, Slides, and Forms through OAuth-authenticated tools.

Enables Claude to search, read, create, and edit a user's personal WPS cloud documents, spreadsheets, and presentations—including reading and writing cells, replacing text, and discovering and running any of 619 WPS capabilities, with explicit confirmation required for destructive or sensitive operations. It runs remotely with one-time OAuth authorization, so no local install is needed.

MCP server giving Claude access to Tuta mail, calendar, contacts and drive. Supports mail modes (dedicated/shared/folder), trusted sender filtering with E2E verification, and Docker-based setup.

Enables Antigravity IDE to directly interact with Google Docs, Sheets, Drive, Gmail, and Calendar, with token-optimized operations to reduce context usage by 70-90%.

Enables AI agents to open, read, and edit Word and Excel documents through a local bridge, create Word files in existing SharePoint folders, and work with document content via an Office add-in.

Enables ChatGPT to list, search, and read files from a user's Google Drive—including Docs, Sheets, Slides, and text files—through read-only Google OAuth access.

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

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 MCP clients to connect to AWS S3 buckets, list, upload, and read objects in various formats, supporting public and private buckets with multiple transport modes.

Enables MCP-compatible AI assistants to manage iDrive backup/restore operations, including listing devices, browsing and downloading backed-up files, and performing mutations like creating folders, deleting files, or restoring from trash.

Enables AI agents to read and query Excel files stored in SharePoint and OneDrive for Business, converting permission-matrix spreadsheets into structured JSON for automated QA workflows.

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

Zero-knowledge document vault backed by Azure Blob Storage with built-in MCP server. Client-side AES-256-GCM encryption, five tools (list, get, search, create, update), and OAuth-gated access for Claude.

MCP server for OVHcloud Object Storage, enabling management of buckets, objects, project users, S3 credentials, and storage policies. Read-only by default with opt-in write tools.

One place for every AI agent's pages and docs. Publish HTML, build folders, ZIPs, PDFs and Office documents as sandboxed, versioned share links, then search, read and update them later from any MCP client. Sign in with Google or GitHub via OAuth. Open source and self-hostable: https://github.com/lexmount/artifact-site

Enables users to upload files and generate tracked, shareable links directly from AI agents like Claude Desktop or Cursor. It supports publishing various file formats including text, PDFs, and images, while providing tools for artifact management and analytics.

Private, EU-hosted file transfer for AI assistants. Ask what arrived and who downloaded it, share files as expiring links, and email them to people, with every send confirmed by you. Hosted at https://yungle.co/mcp with one sign-in (OAuth, no key), or run locally with npx -y yungle-mcp. Never deletes, revokes or invites.

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.

MCP server for Backblaze B2 Cloud Storage: a focused, safe 40-tool surface (17 native B2 SDK, 19 S3 data-plane, 4 analytics) for any MCP-compatible AI client, currently incubating in Backblaze-Labs

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.