Blog

Writing about midee — how it is built, technical decisions, and how to get more out of the browser MIDI player, visualizer, live mode, and Learn mode.

Latest posts

Why I replaced ffmpeg.wasm with WebCodecs for video export
April 18, 2026
How ditching MediaRecorder + ffmpeg.wasm for WebCodecs cut browser video export time by 10×, dropped peak memory 40%, and removed 30 MB of WASM.
Playing your MIDI keyboard in the browser — a 2026 guide to Web MIDI
April 17, 2026
How to plug a MIDI keyboard into a browser tab and play notes, including what actually works, what doesn't, and the latency expectations you should set.

More midee guides

Free online MIDI player · Free online MIDI visualizer · MIDI to MP4: convert a MIDI file to video for free · Free piano roll video maker for MIDI files · Free Synthesia alternative in your browser · Play-along piano trainer with wait mode · Free sight-reading trainer for piano · Play live with a MIDI keyboard in your browser · Free MIDI loop station in your browser · Best free online MIDI visualizers · Private MIDI visualizer with no upload · midee vs Synthesia: honest comparison · midee vs SeeMusic: honest comparison · A professional learn-mode alternative to sightread.dev

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