LMMS is a free alternative to FL Studio available for both Linux and Windows.   Click a link below to learn more about using LMMS.  I added images and sound files to help explain.

Beginner Tutorials

• Adding instruments, melodies and drums.
• Where to get VST instruments/effects and how to add them.
• Where to get drum or synth samples and how to add them.

Other Tutorials

• How to create glitch drums.
• How to make breakbeat drums from scratch.
• How to use a reverse crash cymbal as a buildup.
• How to use 3 4 timing to make bouncy music.
• How to automate panning and tempo.
• How to sidechain using the FX-Mixer and a peak controller.
• How to sound like T-Pain or fix vocal pitch using GSnap.

*EDIT* Sorry, I removed the mmpz project file links for now. Someone hacked my LMMS sharing platform account and deleted my files, twice.