DX12 support (and in future Vulkan) has been added and there's now a recompiler. There's been lots of improvements to HLE and some improvements to the GUI (including game icons!). Definently no reccomended version is ready yet, but a year or two and we might be getting there :)
Regular pre-release builds built by @Bigpet can be found here:
https://github.com/Bigpet/rpcs3/releases