This is Centrabit's open-source trading client, in service since 2013.

NOTE: Centrabit Trader, our high-performance, closed-source trading client is not released yet. When that happens, it will be announced on this Telegram channel.

IMPORTANT: Install only from here or from Sourceforge.
After installing, check the list of available exchanges inside the app. Get API keys from the exchange(s) where you want to trade. For support, contact our support.