# \[Extension\] arcade-custom-instruments

**URL:** https://forum.makecode.com/t/extension-arcade-custom-instruments/41662
**Category:** Show & Tell
**Tags:** extension
**Created:** [January 21, 2026, 11:54pm UTC](https://forum.makecode.com/t/extension-arcade-custom-instruments/41662 "2026-01-21T23:54:10Z")
**Posts on this page:** 2
**Page:** 2

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### Author: ![GoObErsandwichdude64](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/goobersandwichdude64/32/34178_2.png) [@GoObErsandwichdude64](https://forum.makecode.com/u/GoObErsandwichdude64)
#### Post date: [September 22, 2026, 6:04pm UTC](https://forum.makecode.com/t/extension-arcade-custom-instruments/41662/21 "2026-09-22T18:04:05Z")

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ooooooooo coool

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### Author: ![Rune](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/rune/32/18951_2.png) [@Rune](https://forum.makecode.com/u/Rune)
#### Post date: [September 24, 2026, 1:35am UTC](https://forum.makecode.com/t/extension-arcade-custom-instruments/41662/22 "2026-09-24T01:35:38Z")

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@richard this doesn’t seem to work with piano roll! Just bringing this to your attention.

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