FTX US Exchange Review

dYdX is a decentralized exchange (DEX) built on the Ethereum blockchain. The platform aims to provide users with a fast and secure trading experience while also offering advanced features and functionalities not found on traditional centralized exchanges. In this review, we will explore dYdX's features and functionalities in five subheadings: Platform and Technology, User Experience, Security, Customer Support, and Pricing.

TradeOgre is a centralized cryptocurrency exchange. TradeOgre provides trading service with multiple digital assets paired against BTC and LTC. 

Tux Exchange is currently not operating. It was closed in 2019 with a prior announcement as of June 15, 2019. July 6, 2019, was the deadline for the withdrawal of funds. Tux Exchange referred to “unfavorable conditions” and “low volume” as key factors stipulating the decision to close down.