"Proton Calendar" matching MCP connectors:

Plan, schedule and publish social media posts across Instagram, Facebook, LinkedIn and X. An agent can read your content calendar and brand voice, find free posting slots that respect each project's minimum gap and its audience's prime-time windows, draft a separate post for each platform, and — with explicit opt-in and per-post confirmation — publish. 14 tools, each declaring whether it reads or writes. Docs: https://socialroute.net/mcp

Open-source MCP server that gives AI agents access to real email and calendar in one npm install. Solves the problem of AI agents hitting a wall when they need your inbox.

Heldly reads your Google Calendar directly, places tentative holds on every host's calendar, and emails the invitee a one-click picker. The moment the invitee picks, Heldly confirms the chosen slot and deletes the siblings across every host's calendar in the same request. No reusable booking page, no in-app form, no calendar cleanup.

Permissioned access to Gmail, Drive and Calendar via the user's own Google account

AI-powered medical document management for cancer patients. Google Drive, Gmail, Calendar via MCP.

Live market intelligence & AI content strategy: trends, competitor moves, content calendar.

Plan, schedule and generate SEO articles on a content calendar, from your agent.

Extracts calendar events from natural-language text, with .ics and calendar links.

Connects ChatGPT to your Apple Calendar via a local Mac agent + Vercel relay

Cross-asset market intelligence for AI agents: FX rates (EUR/USD, GBP/USD, USD/JPY), equity quotes (AAPL, TSLA, NVDA), commodity prices (gold, silver, WTI, Brent), macro calendar (FOMC, NFP, CPI, ECB) and crypto data (Pyth oracle prices, fear & greed, DEX screening, rug checks) in a single node. Premium AI research products: daily cross-asset morning brief, single-stock dossiers, macro event playbooks, 90-day correlation matrix and global sector rotation. Free delayed preview on every endpoint v

Manage Microsoft 365 email, calendar, contacts and inbox rules via the Graph API with OAuth 2.0.

Latin American business compliance suite — 28 tools for tax ID validation (CPF, CNPJ, RFC, RUT, CUIT, NIT), banking (PIX, CLABE, CBU), VAT rules, e-invoicing (NF-e, CFDI, DTE), holidays, and labor calendar across Brazil, Mexico, Chile, Argentina, and Colombia.

Email + calendar for any IMAP/CalDAV mailbox — OVH, Gandi, iCloud, Zoho, Fastmail and more.

The first official family-planner MCP: tasks, calendar, meals, shopping and reminders.

10-sport calendar MCP — football, F1, tennis, cricket, rugby, golf, polo, sailing, horse racing.

17+ Japan MCP tools (weather/calendar v2/local-pack/enrich). x402 on Base, wallet-free trial.

A MCP server that works with Google Calendar to manage event listing, reading, and updates.

Use TrueCal from AI agents to review progress, meals, targets, trends, and supported updates.

Family calendar MCP server: read the family's week and propose changes a parent approves.

Schedule and publish to LinkedIn, X, and Threads from your AI. Content calendar, approval-first.