"Desktop software without licensing requirements" matching MCP servers:

Turns your running Outlook Desktop into an MCP server, enabling email, calendar, tasks, and attachment management through your existing Outlook session without any cloud APIs.

Enables AI assistants to manage Microsoft Outlook Desktop (Classic) calendar and email through local COM automation, without Microsoft Graph or Entra registration.

Enables AI assistants to securely read, search, draft, and send Outlook emails, manage calendar events, and access mailbox folders through a local MAPI connection to Windows Outlook, with human-in-the-loop safeguards.

Enables Claude Desktop to interact with MailInApp projects, campaigns, and contacts. Allows designing and reading interactive email results with explicit confirmation for sending real campaigns.

A unified MCP server that lets AI agents (Claude Code, Codex, Cursor) deploy web apps and VPS instances, provision Supabase-compatible Postgres/Auth/Storage databases, register DNS domains, and send transactional email using a shared MONA Pass identity and VND wallet. It also embeds MONA Pay tooling for VietQR top-ups, checkout, webhooks and reconciliation, so agents can handle payment requests, budget approvals and resource lifecycles end to end.

Enables AI assistants to read, search, organize, and draft email, manage calendar items, and look up contacts through the user's already signed-in classic Outlook desktop app on Windows, with outgoing actions defaulting to drafts for review.

Controls the Microsoft Outlook desktop app via COM automation, enabling email, calendar, and contact management without needing Graph API or Azure registration.

Enables Claude Desktop to search and read emails, calendars, attachments, and free/busy data in classic Outlook via COM, and to create email drafts or open prefilled meeting invitations without sending anything.

Enables MCP-aware agents to interact with the classic Outlook desktop client for mail, calendar, contacts, tasks, and Out-of-Office settings via the COM API, without Azure or OAuth.

Enables Claude Desktop on Windows to search and read Yahoo Mail messages in read-only mode, without sending, deleting, or otherwise modifying them.

Provides read-only access to classic desktop Outlook mailbox and calendar on Windows, enabling safe email and calendar queries without any write capabilities.

Enables read-only access to personal Microsoft Outlook mail, calendar, and contacts via the Microsoft Graph API using device-code authentication, without requiring the Outlook desktop app.

Enables Claude Desktop to read, draft, and send emails through legacy Outlook installations via Windows COM automation, using the locally configured Outlook profile without needing Microsoft Graph, OAuth, or server credentials.

Reads and searches your local Microsoft Outlook desktop mailbox via COM, supporting folder listing, message/thread retrieval, attachment saving, bulk export, and draft creation without sending, requiring no OAuth or admin consent.

A stdio MCP server exposing a validate_emails tool that lets agents screen email lists without sending mail or probing SMTP, checking syntax, DNS/MX records, disposable domains, role accounts, free providers, typo suggestions, and SPF/DMARC. Each address comes back with a valid/risky/invalid/unknown verdict plus machine-readable reason codes so agents can clean leads and signups before outreach or import.

Enables auditing emails for internal contradictions and reporting detected incoherences with literal textual evidence, without issuing a phishing verdict.

A read-only MCP server that lets Claude Desktop interact with Apple Mail on macOS via AppleScript. It enables listing mailboxes, searching emails, and reading email content without making network calls.

Read-only MCP server that connects to multiple IMAP accounts, enabling cross-account email listing, search, and retrieval without modifying mailboxes.

Unofficial, local-first MCP server for Proton Mail via Proton Bridge. Read, search and draft from Claude, ChatGPT, Cursor, Codex and more. Nothing is sent without your one-time approval token. Runs only on your machine. Not affiliated with Proton AG.

MCP server for parsing .eml email files, extracting metadata, content, and attachments with smart organization into folders. Enables AI to read and handle email files offline without triggering trackers.

Sift enables AI assistants to search all of Apple Mail locally at high speed, including bodies and PDFs, returning collapsed threads with quoted replies removed, without sending data anywhere.

A read-only MCP server that connects to Proton Mail via Proton Bridge, enabling AI assistants to search, list, and read emails securely without leaving your machine.

Enables read-only, provider-agnostic email access over IMAP, allowing users to list folders, search and read messages, and download attachments without ever marking messages as read.

Enables AI agents to verify email addresses, clean lists, run bulk verification jobs, and manage a Verifly account through natural language, without writing HTTP calls.

Enables AI agents to list, read and download the files attached to Gmail messages, extracting text from PDFs, Word, Excel, PowerPoint and plain-text files straight into context or saving them to disk. It runs locally with read-only Gmail access, so attachments can be summarised, checked or analysed without leaving the chat.

Checks email deliverability: audits a domain's SPF (including the 10-lookup limit), DKIM, DMARC and MX records with ranked fixes, checks a sending IP's reverse DNS and blocklist listings, and tests email headers against Gmail and Yahoo bulk sender requirements.

A local MCP server that connects Claude Desktop to a personal Hotmail/Outlook.com mailbox via Microsoft Graph API, enabling email management, rule handling, and composing messages.

MCP server that gives an AI agent a throwaway test identity — a real disposable email address and a real UK phone number — so it can sign up for something it's testing and read back the verification email/SMS itself, without a human in the loop.

Verify email addresses in real time, without sending anything: a valid, risky, invalid or unknown status with a score, disposable, role-based and catch-all detection, and typo suggestions. Official local server of the MailProbe API, hosted in France.

Enables AI agents to publish static sites and build folders as live websites, push updates, provision and manage custom domains with DNS, and send transactional email. Ships as a local pip/uvx server that reads build folders directly, or as a hosted HTTP endpoint for Claude Code, Claude Desktop, and other MCP clients.

Enables an AI assistant to list, search, and read email over IMAP without marking messages as read, and to create and revise reply drafts that you review before sending. It runs with least privilege, keeping the app password in an OS keychain or password store and never sending, deleting, or moving anything.

MCP server for IntoDNS.ai providing 36 free tools for DNS, DMARC, SPF, DKIM, BIMI, DNSSEC, MTA-STS, FCrDNS, blacklist and email security checks. Citation-grade report snapshots with content hashes. No API key required.

Enables AI agents to create temporary email addresses, receive confirmation emails, and extract verification links, automating sign-up and email verification workflows without manual intervention.

Enables MCP clients such as Claude Code or Claude Desktop to verify whether email addresses are deliverable, returning status, sub-status, reason, confidence, and metadata.

Enables Claude to control the macOS Mail app for reading, searching, drafting, sending, and managing emails directly from Claude Desktop.

Local-first MCP server for agents that need to work across multiple Gmail and Microsoft 365 accounts without cloud token storage.

MCP server that enables AI agents to search and read locally-archived emails via the Bichon email archiver API, without exposing Gmail or IMAP credentials.

Enables MCP clients to search and read an IMAP mailbox, extract attachment text, reconstruct threads, and prepare plain-text drafts for review and manual sending, without sending, moving, deleting, modifying, or marking messages as read.

Connects multiple Gmail accounts to Claude Desktop via MCP, enabling email search, labeling, drafts, and confirmed sending through natural language.

Lets Claude Desktop read any IMAP mailbox and send emails via SMTP, with support for multiple mailboxes and locally stored credentials.