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Comment by butterknife | Hacker News Reader

Truly terrible platform. I engineer DJ events and every single time there will be someone who had used either too new or too old version of rekordbox for the model of CDJ/controller the venue got in. This is seemingly random and totally undocumented. If I had hair I would have torn them out long time ago.

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For this exact case I have built https://chiph.art/en/project/2026/dj-usb-toolkit

The parity repair in the app should make the USB compatible with all CDJs because it makes both of the DBs identical.

I have also been able to repair the DBs that have been corrupted for example by disconnecting USB while Rekordbox is exporting to it.

I'm also just now building a website where you can send the DB repair requests for cases that need special attention.

I will make my DJ friends test this. Thank you.

Thank you!

Added repair service for Rekordbox USBs: https://chiph.art/en/dj-usb-tkit/repair

Do DJs just use whatever equipment is at the venue?

Don't they bring their own setup?

DJs are typically playing on promoter or venue provided equipment, which is usually industry standard of pioneer/AT.

Otherwise, they bring their own, especially if it’s anything custom or specific to their performance.

There are some DJs who lug their own Pioneer controllers with them. Precisely because they can make sure that their library will work! No other reason.

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