Root Studio

Updates: export, sharing and save as

• Project panel: Save as (keeps saving to the same file), Export WAV, Export MP3, Export stems (zip), Export MIDI, Share
• Offline rendering of the playlist, with the effects and automation
• This stage is your complete app, byte for byte

Updates: audio tracks: record, load, cut and stretch

• Audio tracks panel: up to 8 tracks of clips on a timeline
• Record from the microphone, or load an audio file
• Move, trim, cut, stretch and delete clips with snap
• Latency fix for recordings
• Audio tracks get their own mixer strips, and clips are saved inside the song file

Updates: unison, fm, wavetable and insert effects

• Unison voices with spread
• Pitch envelope for zap and kick style sounds
• FM, pulse and wavetable oscillators
• Four more synth presets (Bell, Supersaw, Zap bass, Glass)
• Insert effect on every mixer strip: chorus, flanger, phaser and sidechain (kick ducking)

Updates: automation, midi learn and drum samples

• Automation lane per pattern (steps or smooth) for volume, pan, reverb, delay, master and filter
• Song automation lane in the playlist
• MIDI learn: map knobs and faders to any automation target
• Drum sounds panel: load your own sample into any drum, edit the velocity of every hit
• Drum kits (Retro, 80s, Acoustic) and euclidean rhythms
• Six more presets (Rock, Techno, Funk, Trap, Bossa nova, Reggae)
• store.js: samples are kept in IndexedDB and saved inside the song file

Updates: piano roll tools, recording and midi keyboard

• Select tool: move and resize notes, copy, paste, delete
• Quantize and a snap setting
• Transpose, fit to scale
• Chord progressions and arpeggiate
• Tap tempo and a metronome
• Rec: write notes into the roll from the keyboard while the song plays
• MIDI keyboard input with real velocity (midi.js)

Updates: more tracks, synth panel, velocity and undo

• Add and delete tonal tracks (up to 8), rename them
• Synthesizer panel: osc 2, resonant filter with envelope, amp ADSR, LFO
• Synth presets (Lead, Pad, Bass, Pluck)
• Note velocity: velocity lane under the roll and a default velocity slider
• Undo and Redo (buttons, Ctrl+Z, Ctrl+Y), Ctrl+S saves
• tools.js appears

Updates: patterns, playlist and time signatures

• Several patterns per song: New, Clone, Rename, Delete
• Pattern length of 1, 2 or 4 bars
• Playlist of 32 bars, click or drag to paint patterns
• Pattern mode loops one pattern, Song mode plays the playlist
• Loop range in song mode (click a bar number to set it)
• Time signatures: 2/4, 3/4, 4/4, 5/4, 6/8, 7/8, 12/8

Updates: new engine, mixer and master effects

• The single file is split into modules: state, audio, rack, roll, synth, mixer, arrange, app, ui
• New audio graph: every sound goes through a strip with volume, pan, reverb send and delay send
• Mixer panel with faders, level meters, mute and solo
• Master section: 3 band EQ, reverb with room size, drive, compressor
• FL Studio style layout, click a panel title to fold it
• The song is now a proper data model (tracks, patterns, drums). Songs saved by stages 1 to 3 still open

What is new

• Swing, master volume and a feedback delay
• Channel rack with a mute light and volume slider per drum, plus a Lead row
• Song name, Save (downloads a .json) and Open
• The song is kept in the browser, so a reload does not lose it
• Presets list on the left (Four on the floor, Hip hop, Empty)

piano roll and a simple synth

What is new

• Piano roll with 60 rows (C2 to B6) and a piano key column
• Click or drag to add and remove notes, note length 1/16 to 1/2
• Synth voice with a wave choice (saw, square, triangle, sine)
• Key and scale selector, notes outside the scale are dimmed
• Play the synth with the computer keyboard (Z to M), [ and ] change octave
• Space plays and pauses

Made drum machine for my browser based digital audio workstation (daw).

Whats added:

• Play and Stop, BPM box
• Six synthesized drums: kick, snare, hi-hat, open hat, clap, tom
• 16 step grid, click or drag to paint steps
• Playhead that follows the sound
• Click a drum name to hear it