FLStudio includes a wide range of plugins: generators, tools and effects. However most of these are FLStudio format only. Which means they only work in FLStudio.
If they are available as a VST or AU format ...
FLStudios main transport controls the audio within newtone doesn't play.
When I select "ignore host selection" it plays but is out of time and plays about 3 seconds too early.
When I deselect the slave option ...