What are you creating with MIDI?
Live Performances, Songs, Movie Scores, Music for Games ?
Maybe you are a DYI/Arduino/Maker creator or an app developer for Web MIDI, iOS or Android.
By searching witha few keywords, it should be easy to find what you want.
Subcategories from this category:MIDI in Music Production, Scoring for Film and TV, Notation, MIDI in Game Design, MIDI in Live Performance