Karma.Domains
Ultimate Expired Domains Aggregator with Wayback Machine Spam Analyzer. Find expired, deleted, and dropped domains with authority backlinks—90+ filters, 30+ auction sources in one place.
PolyTest
PolyTest is a Polymarket backtesting API that lets traders replay historical orderbooks and test trading strategies on crypto prediction markets.
TornadoAPI
Tornado API is a bulk YouTube & Spotify download API — no rate limits, no “Sign in to confirm you’re not a bot” errors. Built in Rust with direct cloud export to S3, GCS, and Azure at zero egress fees.
Ark
Ark is the AI first email API. Send transactional emails with native MCP support, sub-second delivery, and 99.9% deliverability.
APIMCP.dev
Transform any REST API into AI-agent ready MCP (Model Context Protocol) servers instantly