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Yeah, I know. They have a shady past and development is near zero. It was the first thing on hand and it did the job.
Feel free to suggest other multi-coin desktop wallets with a built-in exchange. I think none are open source and really trustworthy?
Unstoppable wallet is open source and it has a swap feature but you can't use it with BTC, LTC, etc.
It uses Uniswap (for ETH), QuickSwap (for MATIC), PancakeSwap (for BSC), and 1Inch which is an aggregator.