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Xena Exchange is a centralized cryptocurrency exchange providing BTC, ETH and USDT markets. Among Xena products there are decentralized accounts, which combine the possibility to control your funds directly with the liquidity of centralized exchanges. 
Fedlio exchange was opened in mid-2019, following the infamous collapse of BiteBTC. Fedlio is operated by the same individuals, who stand behind BiteBTC. However, Fedlio exchange did not redeem financial liabilities of BiteBTC. 
Cryptolocator is a peer-to-peer cryptocurrency market founded in 2018. The interface is quite intuitive. As you enter the homepage of the Cryptolocator website you see 2 lists of offers ("advertisements"): local buy offers and sell orders ranked by the exchange rate. The platform serves as an escrow in order to ensure the security of the transactions and legitimacy of deals. Users may leave the feedback and rate each other. It helps future sellers/buyers understand who they deal with and should they trust them or not. The accounts of users are guarded by a number of security measures.