6038 Model Context Protocol servers — searchable, rated, ready to install.
China export tax rebate rate & HS code lookup (官方退税率).
Free online reaction time test with five rounds, average milliseconds, rank context, daily streaks
Real-time codebase graph for AI assistants: call graphs, dependencies, symbol lookup.
Local agent wallet + 900 pay-per-call data APIs — free discovery, x402 USDC, code-level spend caps
Free Star Wars MCP server (SWAPI): people, films, planets, species, starships, vehicles. No API key.
Free real-estate underwriting, no key or account. 6 strategies, stress tests, max offer.
Resolve documentation ownership, edit roots, checks, and human handoffs before an agent edits code.
Recovers malformed LLM JSON. MCP build: 218/300 on MALFORMED-300 (library build 282/300).
California DMV MCP — registered vehicles and EV adoption by ZIP code, field offices, the official…
Read-only TwinCAT ST intelligence: resolve symbols, library APIs, docs, validate PLC code.
Building-permit verdicts by address, with cited records. SF, Seattle, Austin, NYC. Pay per call.
Check a social post against a platform's real character limit: X, Bluesky, LinkedIn, Threads.
Design, fill with real store data, render and publish Store Builder pages from an AI agent.
Backtest, validate and execute trading strategies behind a mandatory two-call preview gate.
Everything your AI agents need to do their jobs, with a spending cap they can't go over.
Backtest and analyze any portfolio, incl. nested multi-strategy ones: returns, risk, factors, guides
Valem - Deterministic reactive state models. Create your own calculators/forms with AI
Per-call data for agents: graded behavioural science, dark-pattern detection, web fetch, geocode.
Read-only CalvingWatch product, tester, camera, privacy and safety facts; no customer data.
Deterministic conduct verdicts for live tabletop sessions - CI for running a game.
API monitoring from your editor. Checks the JSON your endpoints return, not just the status code.
Dutch property report by address: build year, energy label, neighbourhood, monument, schools.
Extract URLs from documentation, configuration and code, with their protocol and position.
Independent static verification for exact immutable public GitHub commits.
POST /mcp