changelly - Exchange alternative cryptocurrencies.

CoinMarketCap - Crypto-currency market capitalizations.

SimpleSwap.io - SimpleSwap is an instant cryptocurrency exchange without sign-up and upper-limits.

Coinranking.com - A mobile-friendly list of cryptocurrencies.

Swapzone.io - an aggregator for instant deals.

BitsLeader - Bitsleader is an automated portfolio management tool that is designed for people who can't afford to look at the market 24/7. bitsleader allows them to sleep peacefully. whether it's a long-term investor or short-term.