1.2.1 is now LMMS official release.
New changes in 1.2.1: (2019-10-21)
General improvements
Respect OS' case sensitivity when checking for existing files (#4768)
Remove MIDI connections from factory .mmpz files (#5163)
Show FreeBSD in the build version info (732448c)
UI improvements
Make splash screen text white (#5149)
Show Beat/Bassline Editor on clicking track labels of B/B tracks (#5060)
Enable dark title bar on macOS (df79f8c)
Bug Fixes
Fix building RemoteVstPlugin with Wine >= 4.14 (#5210)
Fix stuck keys when dragging on the piano view (#5127)
Fix crash on unmarking octave semitones (#5184)
Fix invalid MIDI Program Change decoding (#5154)
Rubberband fix for selecting a large area in the song editor (#5003)
VeSTige: show icon on 'Turn off all notes' button (#5237)
RemoteVstPlugin: fix crashes when failed to open a file (#5235)
Organic: fix glitch at the beginning of a note (#5252)
Fix broken audio sample exporting on high sampling rate (#5226)
Localization
Better French translations in the menu item file (#4711)
Fix too long translations to fix the UI misalignment (#5185)
New changes in 1.2.1: (2019-10-21)
General improvements
Respect OS' case sensitivity when checking for existing files (#4768)
Remove MIDI connections from factory .mmpz files (#5163)
Show FreeBSD in the build version info (732448c)
UI improvements
Make splash screen text white (#5149)
Show Beat/Bassline Editor on clicking track labels of B/B tracks (#5060)
Enable dark title bar on macOS (df79f8c)
Bug Fixes
Fix building RemoteVstPlugin with Wine >= 4.14 (#5210)
Fix stuck keys when dragging on the piano view (#5127)
Fix crash on unmarking octave semitones (#5184)
Fix invalid MIDI Program Change decoding (#5154)
Rubberband fix for selecting a large area in the song editor (#5003)
VeSTige: show icon on 'Turn off all notes' button (#5237)
RemoteVstPlugin: fix crashes when failed to open a file (#5235)
Organic: fix glitch at the beginning of a note (#5252)
Fix broken audio sample exporting on high sampling rate (#5226)
Localization
Better French translations in the menu item file (#4711)
Fix too long translations to fix the UI misalignment (#5185)