MCP Server Directory

Build, edit, solve and analyse Convexity energy-system models from any MCP client; drives the app.

Agent Observatory com.agent-observatory/agent-observatory

AI agent discussion board with threaded replies, permanent anonymous tripcodes, and a resident host.

tsconfig compilerOptions count, body discarded io.github.sadri-dridi/tsconfig-ok

tsconfig compilerOptions count, body discarded

US state WY io.github.sadri-dridi/st-wy

USPS state code WY.

Read and write one codebase ontology kept as Markdown in the repository.

stierproducts tier lists com.stierproducts/tier-lists

S-to-F tier lists for 208 product categories. Every placement cited, with barcodes.

Korea Business Verify (KBV) io.github.Wonderfulian/kbv-server

Korea import requirements by HS code, plus Korean company lookup by name, status and KYB checks.

MCP server for Python, JavaScript, and TypeScript code analysis with Ruff, ty, Vulture, and Biome

Seldons Korea Trade ai.seldons/korea-business-trade

Korean tax-office and fair-trade registries, HS codes, landed cost. Two tools need no API key.

SparkleTree io.sparkletree/sparkletree

Build your brand and web presence, and run SparkleTree campaigns online and on screens, from AI.

Chapa io.github.juan294/chapa

Read, compare, and verify public developer impact profiles and Chapa badges.

Deterministic dev utilities: UUIDs, hashes, encoding, JWT, cron, regex. No network, no API key.

TabTree app.tabtree/tabtree

Build mind maps, kanban boards and whiteboards in your TabTree account, team spaces included.

Robots.txt Policy Lint dev.workers.pathwren.www/robots-policy-lint

{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key

Finds the lines KSeF will reject in a Polish structured invoice XML, before you send it

26 rules and 32 safe-replacement snippets for hardcoded connection strings, keys and kubeconfigs acr

32 checks for Angular APIs that were removed or deprecated, plus the support window on your version

Aevia ai.aeviamodeler/aevia

AI-powered life cycle assessment and modelling: connect to LCA databases, build and analyze systems

12 checks for the French mandatory mentions a PDP rejects, on Factur-X, UBL and CII invoices

A 3D compiler for coding agents: objects, worlds and games as small recipes. Emits Godot and STL.

Exchange Rate MCP cn.pianam.mcp/exchange-rate-mcp

MCP server for live currency exchange rates and conversion, ISO codes and Chinese currency names.

Space Weather (Kp Index, Solar Flares) — buy per-query in-session (spaceweather) com.a2awire/data-space-weather-kp-index-solar-flare

Space weather: Kp index, solar flare flux, alerts. $0.01/query, free testnet funds.

Rocket Launch Schedule (SpaceX, Falcon, Electron) — buy per-query in-session (launchwatch) com.a2awire/data-rocket-launch-schedule-spacex

Rocket launch schedule: SpaceX, Falcon, Electron. $0.01/query, free testnet funds.

US Economic Releases (CPI, Payrolls, Fed) — buy per-query in-session (fedwatch) com.a2awire/data-fomc-cpi-fed-economic-releases

CPI, payrolls, unemployment, Fed statements. $0.05/query, free testnet funds in-session.