"How to connect a backend project to MongoDB" matching MCP connectors:

Shenzhen sourcing for hard-to-find, obsolete and EOL electronic components.

Get free and cheap LLM API tokens through one MCP — pay-per-event ($0.005/call), zero upfront cost. Routes to Kimi K2.6, Qwen, DeepSeek, Cloudflare Workers AI.

Real-time stock quotes, fundamentals, and screening across A-shares, HK, US, and Taiwan markets through one MCP. Zero-cost data (Tencent for A/HK/US, Yahoo Finance for Taiwan).

Search open jobs in Switzerland and Liechtenstein by keywords and filters, and read job details with requirements, workload, salary information and a link to the original advert. Public, read-only MCP server; no account or API key required.

Swiss trains, trams, buses and boats: journeys door to door, departures, day trips, travel-time maps

Why short videos go viral, and a script for yours