Ranked in these QuestionsQuestion Ranking
Pro Has the possibility to become a great open-source alternative to FL Studio
-interface look like FL Studio interface
-main workspace for composing and editing melodies and harmonies is piano roll
Pro Free and open source
LMMS is available for free with source code licensed under GPL and available on GitHub allowing anyone to edit and extend the software as they see fit.
LMMS works on Linux, Windows and OSX.
Pro VST Support
Uses VeSTige as the VST plugin. It has some bugs but most VSTs work with it.
Pro Multiple languages support
Pro JACK Audio Connection Kit support
Pro MIDI controllers support
Just plug in and play. Plug in the MIDI keyboard before opening LMMS and it'll automatically pick up that you've connected the keyboard.
Pro LADSPA plugins support
Pro VST plugins support
LMMS is lightweight enough to be run off of a flash drive.
Pro Works with many VSTs and effects
Con Program crashes a lot
This happens more frequently when loading VST files.
Con Pitch bending could be more native
Sometimes you can pitch bend with the Piano Roll Editor but with many instruments you cannot and are limited to the pitch knob in the main plugin interface.
Con No merging or splicing options
There is no feature that allows you to merge or splice tracks in LMMS.