"Proton Calendar" matching MCP connectors:

Free keyless dealer gamma, OI change, market calendar, 13F, congress and CFTC data, dated, cited.

Italian world days: search, calendar dates, sources, published content and verification status.

Race Calendar F1A

app.racecalendar

Anonymous read-only Formula 1 tools, resources, prompts, completion, and interactive dashboard.

Real public holiday lookup for 206 countries via a rule-based calendar engine. Paid via x402.

Chinese almanac: lunar calendar, BaZi 八字, daily 宜忌, lucky-day picker, public holidays.

Prayer times, Qibla, Hijri calendar, 99 Names, Quran audio, Bangladesh offsets. English + Bengali.

Shirabe Japan Data HubA

dev.shirabe

Japan data tools for AI agents: calendar (rokuyo), address, name splitting, corporate number lookup

Photon MCP — OSM geocoder

China holidays and lunar calendar lookup, solar-to-lunar conversion and yearly schedule.

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