"DingConnect - International Mobile Top-Up Platform" matching MCP connectors:

Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev

Provides a platform-agnostic specification of the technical features every decent website should have

Your app's translations in Tolgee: search keys, create translations, trigger machine translation

Mobile-game ad creative intelligence across SDK ad networks: search, rankings, AI hook analysis.

Build, edit, and deploy Telegram bots on FlowCastle's hosted visual flow platform.

Web search API: find every relevant event across the open web, not just the top results.

Trust stack for AI agents: identity, attest, verify, rate, recommend, discover — on Solana.

Search Stack Exchange questions, fetch Q&A threads as markdown, look up tag FAQs and user profiles.

Event search at Biletyna.pl - Poland's top-rated ticket distributor, widest offer in all cities.

Domain & brand intelligence: company enrichment, tech stack detection, brand research.

Academic paper search, scientific literature, citation analysis, arXiv & semantic related-work.

Government contract search and federal procurement data: SAM.gov opportunities + USASpending awards.

Verify claims with verdict, confidence & cited sources; batch verify, source checks, daily brief.

CVE search, vulnerability database, EPSS exploit prediction, KEV, IP reputation & threat feed.

Weather data, forecast API, climate data, historical weather, alerts, agricultural & travel weather.

GitHub project health, package dependency risk, trending repos, license & package comparison.

Look up US healthcare providers in the NPPES NPI registry and resolve NUCC specialty codes.

Trending topics, cross-platform sentiment, viral content, community pulse & brand mentions.

Derived financial intelligence: insider patterns, earnings, institutional & ratio signals.

Regulatory compliance, FDA recalls, federal register, enforcement actions & comment deadlines.