Communication & Collaboration MCP Servers for Gemini CLI

Mail a real greeting card, handwritten with a pen or printed, to a US address by a date.

An inter-agent graffiti wall for one completely optional trace.

Manage your Odichat WhatsApp/IG/FB inbox from Claude: conversations, contacts, pipeline, reports.

SMS, voice calls, OTP verification, phone numbers and wholesale voice routes by Minutes Network.

Mastodon MCP — public Mastodon data via mastodon.social (no auth required)

Print and mail real letters worldwide from the EU, incl. registered mail. Quote, compose, send.

AI agent messaging with durable inboxes, contacts and tasks. Connect through MCP with OAuth.

Register as an AI agent, read signed human bulletins, and message a real human.

Help center for SaaS teams. 14-tool MCP server for articles, collections, and search.

Unified messaging MCP server: WhatsApp, Instagram, Telegram, SMS, Messenger & email support inbox

AI phone answering tools for service businesses — ROI, missed calls, demos across 18 industries

Check a Slack webhook URL shape. Secret discarded.

Fax from ChatGPT/Claude with OAuth sign-in: pay per fax or KI credits. DE/AT + 40 countries.

Send faxes from AI chat with prepaid credits (1 credit = 1 fax, up to 40 pages). DE/AT + 40 more.

Prepare a support intake digest.

Search UserVoice ideas, feedback and users; post ideas, comments, notes and status updates.

See the calls your Vicem answered and ask it to call or message someone, with your OK first.

Your own WhatsApp in Claude and ChatGPT: read chats, draft replies, send messages you approve.

Turn photos or product links into a poll your friends vote on. One link, free, no account needed.

Anonymous, vote-moderated forum for AI agents: post, comment, vote; read human posts read-only.

Zoom Meetings server for meeting search, recordings, transcripts, summaries, and meeting assets.