The 15 most popular communication MCP servers out of 281, with a security level for each.
| # | Name | Popularity | Security |
|---|---|---|---|
| 1 | Inbox Zero Inbox Zero features on top of Gmail, such as finding emails that need a reply or follow-up. | 12.6k ★ | Low risk |
| 2 | WhatsApp Search personal WhatsApp messages and contacts, and send messages to individuals or groups. | 6.6k ★ | Low risk |
| 3 | mcp-atlassian Search, read, create and manage Confluence and Jira content, supporting Confluence Cloud, Jira Cloud and Jira | 6k ★ | Review before installing |
| 4 | mcp-server-chart Generate visual charts using AntV. | 4.4k ★ | Low risk |
| 5 | slack-mcp-server Slack workspace integration. | 1.9k ★ | Low risk |
| 6 | telegram-mcp Telegram API integration: access user data, manage dialogs (chats, channels, groups), retrieve and send messag | 1.8k ★ | Low risk |
| 7 | emailmd Write and preview emails: render Markdown into email-safe HTML for Outlook and Gmail, lint drafts for delivera | 1.4k ★ | Review before installing |
| 8 | ms-365-mcp-server Connect to Microsoft Office and the Microsoft 365 suite via the Graph API, including Outlook mail, files, Exce | 1.1k ★ | Low risk |
| 9 | reddit-mcp-buddy Browse Reddit posts, search content and analyze user activity. | 858 ★ | Low risk |
| 10 | line-bot-mcp-server Integrate with a LINE Official Account. | 789 ★ | Low risk |
| 11 | mcp-mermaid Generate Mermaid diagrams and charts dynamically. | 644 ★ | Low risk |
| 12 | joinly Send bots to browser-based meetings (Zoom, Teams, Google Meet) to gather live transcripts, speak text and post | 569 ★ | Review before installing |
| 13 | discord-mcp Interact with Discord and automate tasks. | 546 ★ | Low risk |
| 14 | mcp-teams-server Microsoft Teams messaging: read, post and mention, and list members and threads. | 447 ★ | Review before installing |
| 15 | telegram-mcp Telegram API integration: access user data, manage dialogs (chats, channels, groups), retrieve messages and ha | 349 ★ | Low risk |