Best Alternatives to Gmail

Outlook

Runtime: npx

Outlook integration with OAuth, message search, batch operations, and calendar management

Local-first, read-only MCP server for recall over your Gmail: search, contacts, threads, digests.

Line Bot MCP Server

Runtime: npx

Verified

Connects an AI agent to LINE Messaging API for messaging, user profiles, quotas, followers, and rich-menu management.

Slack MCP Server

Runtime: npx

MCP server providing Slack workspace data access with message history, threads, DMs, user info, and optional message posting.

DragApp MCP Server

Runtime: npx

Manage your Gmail shared inbox from Claude, Cursor, or ChatGPT — read, reply, search, organize.

Sebastianall1977 Gmail MCP

Runtime: npx

Manage Gmail end-to-end: search, read, send, draft, label, and organize threads. Automate workflow…

Gmail MCP Server

Runtime: npx

Lean Gmail MCP server with auto authentication support

Gmail

Runtime: npx

Gmail MCP server — send, read, and search email. By Strider Labs.

Abnormal Security MCP

Runtime: npx

Abnormal Security email threats, cases, and reporting in your terminal and your AI agents.

Mail Index

Runtime: npx

Local-first, read-only MCP server for recall over your Gmail: search, contacts, threads, digests.

Mailbox MCP

Runtime: npx

Multi-account email MCP server for Gmail, IMAP, and JMAP: search, send, drafts, labels.

Gmail Attachments MCP

Runtime: uvx

Minimal MCP server for downloading Gmail attachments to disk. Read-only OAuth by default.