Index - L
| lakeButler | Sound.MIDI.Manufacturer |
| larkingAudio | Sound.MIDI.Manufacturer |
| Lead1Square | Sound.MIDI.General |
| Lead2Sawtooth | Sound.MIDI.General |
| Lead3Calliope | Sound.MIDI.General |
| Lead4Chiff | Sound.MIDI.General |
| Lead5Charang | Sound.MIDI.General |
| Lead6Voice | Sound.MIDI.General |
| Lead7Fifths | Sound.MIDI.General |
| Lead8BassLead | Sound.MIDI.General |
| legato | Sound.MIDI.Controller |
| lexicon | Sound.MIDI.Manufacturer |
| lgSemiconductor | Sound.MIDI.Manufacturer |
| liftMidi | |
| 1 (Function) | Sound.MIDI.Message.Class.Check |
| 2 (Function) | Sound.MIDI.Message.Class.Query |
| listByteFromChar | Sound.MIDI.IO |
| listCharFromByte | Sound.MIDI.IO |
| LocalControl | Sound.MIDI.Message.Channel.Mode |
| loneWolf | Sound.MIDI.Manufacturer |
| LongGuiro | Sound.MIDI.General |
| LongWhistle | Sound.MIDI.General |
| LowAgogo | Sound.MIDI.General |
| LowBongo | Sound.MIDI.General |
| LowConga | Sound.MIDI.General |
| LowFloorTom | Sound.MIDI.General |
| LowMidTom | Sound.MIDI.General |
| lowrey | Sound.MIDI.Manufacturer |
| LowTimbale | Sound.MIDI.General |
| LowTom | Sound.MIDI.General |
| LowWoodBlock | Sound.MIDI.General |
| Lyric | Sound.MIDI.File.Event.Meta |
| lyrrus | Sound.MIDI.Manufacturer |