OP-XY Helpers Support

If you find the tools helpful and feel like supporting, that’s very much appreciated – but absolutely not expected.

There are two free tools available for the OP-XY. Please note: both are in alpha/beta status.

op-xy-drum-constructor:
https://op-xy-kit-constructor.netlify.app

Create Your Own Drum Kits for the OP-XY

• Upload your drum sample library(Tested with 800+ samples – works, but performance may lag with large libraries)
• Drag and drop samplesfrom your library into kit slots, or rearrange samples between slots via drag & drop
• Autofill kit (beta)Automatically fills slots if your samples follow naming conventions like kick, snare, etc. – functional but rough alpha version
• Trim silence (optional)Automatically cuts silence from the beginning and end of your samples
• Name your slotsAdd custom names for better organization
• Preview samples per slotQuickly listen to individual samples before assigning
• Play drums via MIDI (Chrome only – beta)Trigger slot samples using a MIDI device or the OP-XY itself.⚠️ MIDI support is currently not available in Safari or Firefox.When using OP-XY: make sure to route MIDI through a MIDI track.
• Cut WizardRecord directly from hardware drum machines or load an audio file containing multiple samples with pauses in between. Automatically detects slices and you can map them to drum slots.
• Normalize all samples (optional)Ensures consistent volume across your kit
• Save as OP-XY–ready drum presetExport your custom kit in a format ready to use with the OP-XY

op-xy-multisample-architect:
https://op-xy-multisample-architect.netlify.app

Create multisample presets for the OP-XY

• Import WAV or AIFF with loop & key metadata
• Auto-name presets based on sample file names
• Batch rename all samples
• Auto-cut after loop end
• Normalize sample volumes
• Convert sample rates (48/24, 44.1/16, 22/16, 11/16 kHz/bit)
• Set visual amp & filter envelopes (ADSR)
• Preview mapped samples via Mac/PC keyboard
• Load patch.json defaults (ADSR & filter only)
• Save as OP-XY–ready multisample preset