1BITDRAGON - 1BITDRAGON is a user-friendly music creation software that allows anyone to make music without having to be an expert or have thousands of dollars of gear.

Prototracker - Cross-platform fakebit chiptune tracker

OnlineSequencer.net - OnlineSequencer.net is an online music sequencer that allows users to create beats and music tracks.

DefleMask - An old-school game music tracker for an ample variety of systems.

GoatTracker - This is a crossplatform C64 music editor.

FamiStudio - FamiStudio is very simple music editor for the Nintendo Entertainment System or Famicom. It is designed to be easier to use than FamiTracker, but its feature set is also much more limited.