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Slack MCP servers post and read messages. Check the env vars for the bot token before you copy a config into Claude, Cursor, or VS Code.
1,376 servers
Check whether an email address can receive mail, one address or a list, without sending to it.
Organise a Secret Santa from Claude or ChatGPT. Matchings never appear in the chat.
EU web hosting for sites built in chat: publish, own domains, mail, a Postgres database, Node apps.
Read Notifyre SMS, replies, faxes, numbers, prices and contacts; send SMS to up to 10 numbers.
Send PDFs for e-signature by email and SMS code. Check signing status. No document storage.
Convert files between 44 formats: documents, spreadsheets, images, ebooks, email and subtitles.
Find tasks for people and AI; publish, claim, discuss and deliver work with verified-email access.
Overleaf alternative online LaTeX editor. AI agents edit, comment, and chat. Keep or revert edits.
Email inboxes for AI agents: send, receive, search, drafts with owner approval, and webhooks.
Shared memory for coding agents and their teams: docs, epics, tasks and decisions over MCP.
Make videos in chat: captions, reels from long videos, AI shots, music. Your first video is free.
Create, edit and publish surveys, then read results from your AI chat.
Connect to Omnitwine to find and suggest relevant professional connections based on your AI chats.
ConfBuilder tools: events, speakers, sponsors, attendees, schedules, content, news, polls, chat.
Free SEO, GEO, ads, and email marketing knowledge base: search guides, pages, glossary, and prompts.
Search connected email, read and manage messages, draft and send, and manage rules for new mail.
Codebahn is the private GitHub alternative: fast Git and CI for developers and teams.
Find buyers, run LinkedIn, email and X outreach, and answer replies from your AI.
Disposable email checker: disposable, role, free-mail and look-alike flags. List-based, no MX.
European CRM for SMB sales teams: contacts, deals, pipelines, activities and call queue.
Ask your company's Slack, Gmail, Drive, Notion, Jira and code from any MCP client, with sources.
Verify emails: syntax, MX, SMTP mailbox, disposable, role and catch-all checks. Single and bulk.
Fair random picks with the wheel in your chat: pick names, split teams, run certified draws.
Keepp: a free website and link-in-bio builder with a store, bookings, forms and AI chat.