MCP Server Directory

china-export-rebate-mcp io.github.rainbow686/china-export-rebate-mcp

China export tax rebate rate & HS code lookup (官方退税率).

WhaTools — WhatsApp tools tools.wha/whatsapp-tools

WhatsApp tools: wa.me links, QR codes, share widgets, phone validation, API rate card & limits.

Local agent wallet + 900 pay-per-call data APIs — free discovery, x402 USDC, code-level spend caps

Indexes codebase into a local knowledge graph with 40+ AI tools and codebase-guard.

CalvingWatch Public Knowledge com.calvingwatch/public-knowledge

Read-only CalvingWatch product, tester, camera, privacy and safety facts; no customer data.

hedwig com.hedwig-ai/hedwig

Read, arrange, and build agents on your Hedwig email board from any AI client. Nothing ever sends.

Safeship app.safeship/mcp

API monitoring from your editor. Checks the JSON your endpoints return, not just the status code.

Resolve documentation ownership, edit roots, checks, and human handoffs before an agent edits code.

MarketHeist Backtest io.marketheist/backtest

Backtest and analyze any portfolio, incl. nested multi-strategy ones: returns, risk, factors, guides

Read and write checked code rationale stored outside source comments.

Check a social post against a platform's real character limit: X, Bluesky, LinkedIn, Threads.

WORKS Public Verifier io.github.DYZCODE/works-public

Independent static verification for exact immutable public GitHub commits.

Compiler-backed Angular template answers, component contracts and version facts for AI agents

Tillpad com.cnrcode/tillpad

Everything your AI agents need to do their jobs, with a spending cap they can't go over.

valem io.github.vlad-public-code/valem

Valem - Deterministic reactive state models. Create your own calculators/forms with AI

Tollmint com.tollmint/gateway

Per-call data for agents: graded behavioural science, dark-pattern detection, web fetch, geocode.

Generate image, video, music and speech through Chutes and save assets into your project.

LatAm Fintech Synthetic Data io.github.jmendozapuche/latam-fintech-synthetic-data

Privacy-safe synthetic financial data for LatAm fintech, AI agents, testing and ML.

Free online reaction time test with five rounds, average milliseconds, rank context, daily streaks

Entur io.github.pipeworx-io/entur

Entur MCP — Norway public transport, nationwide, all modes (developer.entur.org)

Reverse engineer anything from your terminal or agent with one CLI and MCP server.

Kairon com.heykairon/kairon

Build prospecting lists from buying signals, enrich them, and run LinkedIn outreach.

semi-data io.github.codebiwan/semi-data

US-government semiconductor & quantum supply-chain intelligence: controls, entities, funding.

Narrow code retrieval for agents: outlines, symbol context, dep graph, persistent memory.