Gemini File Search
MCP server for Google's Gemini File Search and RAG (Retrieval-Augmented Generation).
## Features
- Create and manage File Search stores
- Upload documents (text, PDF, base64) with custom metadata and chunking config
- Import existing Gemini files into stores
- Track upload/operation status
- Query documents using RAG with model selection and metadata filtering
## 12 Tools
**Store Management**: create, list, get, delete stores
**Upload & Import**: upload content directly or import existing files
**Operations**: check status of store/upload operations
**Documents**: list, get, delete documents in stores
**RAG Query**: query documents with Gemini models (supports metadata filters)
## Configuration
- GEMINI_API_KEY — Get one at https://aistudio.google.com/apikey
Google Drive
MCP server for Google Drive API v3 : search, read, create, share, and manage files and folders.
## Features
- Search files with powerful query syntax (name, type, folder, date, full-text)
- Read text file content and export Google Workspace files (Docs, Sheets, Slides)
- Create, copy, rename, move, star, trash, and permanently delete files
- Share files with users, groups, domains, or make public with role-based access
- Add comments and threaded replies on files, resolve comment threads
- Manage shared drives (create, list, delete)
- View file revision history and storage quota
## 23 Tools
- **Files (10):** search, get metadata, read content, create, update, copy, delete, export, create folder, empty trash
- **Permissions (3):** list permissions, share file, unshare file
- **Comments (3):** list, create, delete comments
- **Replies (2):** list, create replies (with resolve/reopen actions)
- **Shared Drives (3):** list, create, delete shared drives
- **Revisions (1):** list file revision history
- **About (1):** user info, storage quota, import/export formats
## Configuration
- `GOOGLE_CLIENT_ID` : OAuth 2.0 Client ID from Google Cloud Console
- `GOOGLE_CLIENT_SECRET` : OAuth 2.0 Client Secret
- `GOOGLE_REFRESH_TOKEN` : Refresh token obtained via OAuth consent flow with `drive` scope (use Google OAuth Playground)
SQLite
Local MCP server for SQLite databases — query, manage schema, tables, indexes, and transactions through 15 tools. Install locally via npx only — each user gets their own database.
Features:
- Execute SQL queries and statements with parameter binding
- Full schema management (tables, columns, indexes, foreign keys)
- Database analysis (size, table stats, integrity check)
- WAL mode enabled for better concurrency
Install (Claude Desktop / Cursor):
npx -y @node2flow/sqlite-mcp
Tool categories:
- Query (3): execute_query, execute_run, execute_many
- Schema (4): list_tables, describe_table, list_indexes, list_foreign_keys
- Table (3): create_table, alter_table, drop_table
- Index (2): create_index, drop_index
- Database (3): get_info, vacuum, integrity_check
Configuration:
- SQLITE_DB_PATH (required) — Path to your local SQLite database file
- SQLITE_TIMEOUT (optional) — Busy timeout in milliseconds (default: 5000)
Note: This is a local-only tool. Install via npx to use your own database files.
n8n-Management
MCP server for n8n workflow automation — manage workflows, executions, credentials, tags, and users. Features
- Full workflow lifecycle (create, activate, execute, deactivate, delete) - Execution monitoring and debugging (list, inspect, retry, cleanup)
- Credential management (create, update, rotate, schema lookup)
- Tag-based workflow organization
- User management with role control (owner permissions required)
27 Tools
Workflows: list, get, create, update, delete, activate, deactivate, execute, get tags, update tags
Executions: list, get, delete, retry
Credentials: create, update, delete, get schema
Tags: list, get, create, update, delete
Users: list, get, delete, update role
Configuration
- N8N_URL — Your n8n instance URL (e.g. https://your-n8n.example.com)
- N8N_API_KEY — API key from n8n Settings → API → Create API Key
Airtable
MCP server for Airtable API — manage records, bases, tables, fields, and webhooks.
## Features
- Full CRUD for records with filtering, sorting, and pagination
- Upsert records (update-or-create by matching fields)
- Base and table schema management (create tables, add fields)
- Webhook lifecycle (create, list, refresh, payloads, delete)
- Batch operations (up to 10 records per request)
## 18 Tools
**Records**: list, get, create, update, delete, upsert
**Bases & Schema**: list bases, get schema, create base, create table, update table, create field, update field
**Webhooks**: create, list, refresh, list payloads, delete
## Configuration
- AIRTABLE_PAT — Personal Access Token from https://airtable.com/create/tokens
Gmail
Manage your Gmail inbox � send and read emails, organize with labels, manage drafts and threads, handle attachments, and configure vacation auto-reply through 28 MCP tools.
## Features
- Send, read, and search emails with Gmail search syntax
- Manage drafts (create, update, send)
- Organize with labels (create, update, apply to messages)
- Thread-based conversation management
- Batch operations for bulk label changes and deletions
- Attachment retrieval
- Vacation auto-reply settings
- Full OAuth 2.0 authentication with refresh tokens
## 28 Tools
**Messages (10)**: List, get, send, delete, trash, untrash, modify labels, batch delete, batch modify, get attachment
**Drafts (6)**: List, get, create, update, delete, send
**Labels (5)**: List, get, create, update, delete
**Threads (5)**: List, get, modify labels, trash, untrash
**Settings (2)**: Get profile, update vacation auto-reply
## Configuration
- `GOOGLE_CLIENT_ID` � OAuth 2.0 Client ID from Google Cloud Console
- `GOOGLE_CLIENT_SECRET` � OAuth 2.0 Client Secret
- `GOOGLE_REFRESH_TOKEN` � Refresh token with Gmail scope