"Proton Calendar" matching MCP connectors:

Remote MCP endpoint wrapping instapdown.com — 16 tools covering Instagram Reels/Story/Carousel/profile-picture downloaders, engagement audit and weighted-ER calculator, live hashtag search, Reels hook generation, Unicode fonts, best-time-to-post for 17 markets and a 2026 content calendar. Public Instagram data only, no auth.

SEO automation MCP with 39 tools. 12 free tools (no auth): audit pages, check Core Web Vitals, validate schema, score AI visibility, generate keywords. 27 pro tools with account: manage content calendar, track GSC traffic, monitor AI bot visits (ChatGPT/Perplexity), analyze backlinks, and publish directly to WordPress, Webflow, or Wix.

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

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

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

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

McDonald's China MCP Server with event calendar, coupon inquiries and redemption features.