# Development

**URL:** https://discourse.zynthian.org/c/development/9.md

[Latest](https://discourse.zynthian.org/latest.md) · [Categories](https://discourse.zynthian.org/categories.md) · [Tags](https://discourse.zynthian.org/tags.md)

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## [About the Development category](https://discourse.zynthian.org/t/about-the-development-category/16)

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**Author:** [@disadmin](https://discourse.zynthian.org/u/disadmin)\
**Replies:** 0

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Discussing about Zynthian Development: setting up a development/emulation environment development tools coding style git and github etc.

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## [AI and Zynthian Project](https://discourse.zynthian.org/t/ai-and-zynthian-project/13733)

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**Author:** [@fussl](https://discourse.zynthian.org/u/fussl)\
**Replies:** 19\
**Last updated:** [October 16, 2026, 11:54am UTC](https://discourse.zynthian.org/t/ai-and-zynthian-project/13733 "2026-10-16T11:54:24Z")

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I’m putting this into development section on purpose. The recent development of AI raises severe threats towards the music community. I think most of us know that already. There is so much AI slop in the wild now, it r…

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## [Updates to Zynthian Factory SFZs - help me fix anything that's wrong](https://discourse.zynthian.org/t/updates-to-zynthian-factory-sfzs-help-me-fix-anything-thats-wrong/13742)

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**Author:** [@jlearman](https://discourse.zynthian.org/u/jlearman)\
**Replies:** 6\
**Last updated:** [October 9, 2026, 12:51pm UTC](https://discourse.zynthian.org/t/updates-to-zynthian-factory-sfzs-help-me-fix-anything-thats-wrong/13742 "2026-10-09T12:51:16Z")

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I’m in the process of updating Zynthian Factory SFZs: fixing bugs like latency and inconsistent samples converting from WAV to FLAC To try it, update and then use Webconf to install this package: Zynthian Factory Gi…

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## [Zynthian AI CLI support feature](https://discourse.zynthian.org/t/zynthian-ai-cli-support-feature/13735)

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**Author:** [@dealing\_with\_doors](https://discourse.zynthian.org/u/dealing_with_doors)\
**Replies:** 7\
**Last updated:** [October 7, 2026, 4:06pm UTC](https://discourse.zynthian.org/t/zynthian-ai-cli-support-feature/13735 "2026-10-07T16:06:09Z")

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Has anyone thought about getting the Zythian OS to support an AI CLI account to play the instruments? It could easily setup instruments, or set a sequence and evolve it in a live setting? Most have aux in too, and it co…

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## [Totally blind looking for collaborators on a project to make zynthian accessible to totally blind users](https://discourse.zynthian.org/t/totally-blind-looking-for-collaborators-on-a-project-to-make-zynthian-accessible-to-totally-blind-users/9378)

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**Author:** [@soundwarrior20](https://discourse.zynthian.org/u/soundwarrior20)\
**Replies:** 20\
**Last updated:** [September 10, 2026, 11:16am UTC](https://discourse.zynthian.org/t/totally-blind-looking-for-collaborators-on-a-project-to-make-zynthian-accessible-to-totally-blind-users/9378 "2026-09-10T11:16:01Z")

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Hi everyone, hope you’re doing well and staying safe :slight\_smile: my name is Trey I’m totally blind from the UK. I’m an electronic Musician, currently using a combination of hardware, synthesisers a hardware step sequ…

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## [Wi-Fi instability mitigation](https://discourse.zynthian.org/t/wi-fi-instability-mitigation/11259)

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**Author:** [@fussl](https://discourse.zynthian.org/u/fussl)\
**Replies:** 1\
**Last updated:** [September 8, 2026, 2:59pm UTC](https://discourse.zynthian.org/t/wi-fi-instability-mitigation/11259 "2026-09-08T14:59:16Z")

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The recent updates of Raspberry Pi OS gave new rise to a well-known issue with the builtin Broadcom Wi-Fi. The power save feature breaks the connection occasionally and Zynthian will not automatically reconnect because i…

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## [Is there a "performance mode" for paging through ZS3s?](https://discourse.zynthian.org/t/is-there-a-performance-mode-for-paging-through-zs3s/13455)

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**Author:** [@KingParamount](https://discourse.zynthian.org/u/KingParamount)\
**Replies:** 68\
**Last updated:** [September 8, 2026, 11:52am UTC](https://discourse.zynthian.org/t/is-there-a-performance-mode-for-paging-through-zs3s/13455 "2026-09-08T11:52:51Z")

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Hello! I’m MD-ing a pantomime in December and using the Zynthian as my sound source in the pit (bearing in mind I have bought the V5 kit but it hasn’t arrived yet!) The show is 10–12 songs with 2–3 instrument changes ea…

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## [How to create an sfz soundfont to be uploaded via Webconf](https://discourse.zynthian.org/t/how-to-create-an-sfz-soundfont-to-be-uploaded-via-webconf/13564)

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**Author:** [@jlearman](https://discourse.zynthian.org/u/jlearman)\
**Replies:** 6\
**Last updated:** [August 29, 2026, 12:37am UTC](https://discourse.zynthian.org/t/how-to-create-an-sfz-soundfont-to-be-uploaded-via-webconf/13564 "2026-08-29T00:37:52Z")

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I tried uploading an sfz sampleset using Webconf. I selected “Sfizz: SFZ” and then uploaded the tar.gz file. This archive works just fine when unloaded in /zynthian/zynthian-my-data/soundfonts/sfz . But when I tried u…

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## ["Unknown object type" when loading my modified plugin?](https://discourse.zynthian.org/t/unknown-object-type-when-loading-my-modified-plugin/13440)

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**Author:** [@jlearman](https://discourse.zynthian.org/u/jlearman)\
**Replies:** 1\
**Last updated:** [August 8, 2026, 12:08am UTC](https://discourse.zynthian.org/t/unknown-object-type-when-loading-my-modified-plugin/13440 "2026-08-08T00:08:16Z")

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I’m modifying the x42 convolver plugin to work as a piano resonance plugin, by adding MIDI input so it can respond to sustain pedal, only applying the effect when the pedal is down. I used the same TTL for MIDI input th…

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## [Plan for Introducing Automation into Zynthian Builds](https://discourse.zynthian.org/t/plan-for-introducing-automation-into-zynthian-builds/13416)

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**Author:** [@rah](https://discourse.zynthian.org/u/rah)\
**Replies:** 15\
**Last updated:** [July 27, 2026, 8:24pm UTC](https://discourse.zynthian.org/t/plan-for-introducing-automation-into-zynthian-builds/13416 "2026-07-27T20:24:24Z")

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Plan for Introducing Automation into Zynthian Builds Introduction This document outlines a rough plan for introducing CI/CD automation into the building and testing of Zynthian software and Zynthian OS images based on th…

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## [Low hanging fruit - small things to improve Zynthian](https://discourse.zynthian.org/t/low-hanging-fruit-small-things-to-improve-zynthian/12919)

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**Author:** [@jawn](https://discourse.zynthian.org/u/jawn)\
**Replies:** 87\
**Last updated:** [July 12, 2026, 3:55pm UTC](https://discourse.zynthian.org/t/low-hanging-fruit-small-things-to-improve-zynthian/12919 "2026-07-12T15:55:01Z")

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Hi Where can I find the origin of this text, so I can fix it centrally? I didn’t find it on the Zynthian/x42 repos.

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## [Feature Idea: CLI config tool](https://discourse.zynthian.org/t/feature-idea-cli-config-tool/13247)

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**Author:** [@hannesmenzel](https://discourse.zynthian.org/u/hannesmenzel)\
**Replies:** 0\
**Last updated:** [June 8, 2026, 8:28pm UTC](https://discourse.zynthian.org/t/feature-idea-cli-config-tool/13247 "2026-06-08T20:28:37Z")

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Would it be useful to have a command line configuration tool parallel to webconf? Here’s the idea: Idea You got one script (bash, sh, py), let’s name it zynconf.sh for now. You can type your configuration request like t…

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## [Vangelis freeze on custom build (Resolved)](https://discourse.zynthian.org/t/vangelis-freeze-on-custom-build-resolved/13038)

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**Author:** [@smespresati](https://discourse.zynthian.org/u/smespresati)\
**Replies:** 0\
**Last updated:** [April 19, 2026, 3:04pm UTC](https://discourse.zynthian.org/t/vangelis-freeze-on-custom-build-resolved/13038 "2026-04-19T15:04:41Z")

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Hi guys, I’ve been fighting making my custom build to work. My hardware is: pi 5, arturia minifuse 2 otg (usb), display Minix SF10T (hdmi+usb). It’s a touch only setup. Zynthian boot from nvme and I’m using a 100 w powe…

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## [Ctrldev driver - how to bypass audio processor in chain? \[SOLVED\]](https://discourse.zynthian.org/t/ctrldev-driver-how-to-bypass-audio-processor-in-chain-solved/13095)

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**Author:** [@shieman](https://discourse.zynthian.org/u/shieman)\
**Replies:** 8\
**Last updated:** [May 6, 2026, 5:25pm UTC](https://discourse.zynthian.org/t/ctrldev-driver-how-to-bypass-audio-processor-in-chain-solved/13095 "2026-05-06T17:25:35Z")

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Hi For a Ctrl Driver, What is the function to call to bypass an audio processor in a chain ? Thanks

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## [Pre or post?](https://discourse.zynthian.org/t/pre-or-post/12603)

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**Author:** [@riban](https://discourse.zynthian.org/u/riban)\
**Replies:** 25\
**Last updated:** [April 29, 2026, 5:10pm UTC](https://discourse.zynthian.org/t/pre-or-post/12603 "2026-04-29T17:10:00Z")

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Currently you are offered the ability to insert an audio effect pre or post fader. You can then move the effect up and down the chain to where you want it. That may be pre or post fader and in series or parallel with oth…

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## [VSCode and/or Visual Studio? Windows host](https://discourse.zynthian.org/t/vscode-and-or-visual-studio-windows-host/13031)

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**Author:** [@jlearman](https://discourse.zynthian.org/u/jlearman)\
**Replies:** 2\
**Last updated:** [April 19, 2026, 2:06pm UTC](https://discourse.zynthian.org/t/vscode-and-or-visual-studio-windows-host/13031 "2026-04-19T14:06:46Z")

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I’m hoping to do some Zynthian development as well as developing a simple JUCE-based plugin. I’m a recently retired software engineer with 45 years of experience, but haven’t used either VSCode or Visual Studio much. I…

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## [Vangelis: Inverted Display (Waveshare 10.1") but touch is not inverted](https://discourse.zynthian.org/t/vangelis-inverted-display-waveshare-10-1-but-touch-is-not-inverted/13020)

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**Author:** [@C0d3man](https://discourse.zynthian.org/u/C0d3man)\
**Replies:** 3\
**Last updated:** [April 13, 2026, 5:42am UTC](https://discourse.zynthian.org/t/vangelis-inverted-display-waveshare-10-1-but-touch-is-not-inverted/13020 "2026-04-13T05:42:34Z")

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I just tried to get Zynthian running (full touch) on my (old) RPi3 with Waveshare 10.1" display (1280 x 800). The display is mounted upside down. I’ve managed to get the screen content to display correctly, but the touch…

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## [Debugging python code on zynthian from a computer with remote vscode](https://discourse.zynthian.org/t/debugging-python-code-on-zynthian-from-a-computer-with-remote-vscode/5821)

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**Author:** [@Pastitas](https://discourse.zynthian.org/u/Pastitas)\
**Replies:** 13\
**Last updated:** [March 18, 2026, 3:05am UTC](https://discourse.zynthian.org/t/debugging-python-code-on-zynthian-from-a-computer-with-remote-vscode/5821 "2026-03-18T03:05:15Z")

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Hi! After having a hard time getting to terms with the codebase for the gui I thought: “Oh gosh darnit, I wish I could set some breakpoints and see what the heck this thing is doing in the background with all those vari…

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## [DeepBass sampleset has high latency and I'd like to fix it](https://discourse.zynthian.org/t/deepbass-sampleset-has-high-latency-and-id-like-to-fix-it/12848)

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**Author:** [@jlearman](https://discourse.zynthian.org/u/jlearman)\
**Replies:** 12\
**Last updated:** [February 24, 2026, 4:04pm UTC](https://discourse.zynthian.org/t/deepbass-sampleset-has-high-latency-and-id-like-to-fix-it/12848 "2026-02-24T16:04:17Z")

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The DeepBass sfz sampleset has high latency (from 20 to 70 msec!!!) baked into the samples. The result is musically unusuable, live. (In a recording you could compensate, but it’s difficult due to the huge variation in…

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## [Would it be possible to have ZS3 name in the Mixer header?](https://discourse.zynthian.org/t/would-it-be-possible-to-have-zs3-name-in-the-mixer-header/10226)

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**Author:** [@Potajito](https://discourse.zynthian.org/u/Potajito)\
**Replies:** 6\
**Last updated:** [February 22, 2026, 8:57pm UTC](https://discourse.zynthian.org/t/would-it-be-possible-to-have-zs3-name-in-the-mixer-header/10226 "2026-02-22T20:57:42Z")

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Hi! I’m not sure if there is some toggle somewhere, if it is, sorry! But I think it would be very useful to have the selected ZS3 name in the Mixer header, as reading the vertical text to identify a sub snapshot is a b…

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## [Bloomverb - a blooming fun reverb](https://discourse.zynthian.org/t/bloomverb-a-blooming-fun-reverb/12757)

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**Author:** [@micahvdm](https://discourse.zynthian.org/u/micahvdm)\
**Replies:** 9\
**Last updated:** [February 6, 2026, 2:09pm UTC](https://discourse.zynthian.org/t/bloomverb-a-blooming-fun-reverb/12757 "2026-02-06T14:09:56Z")

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bloomverb.lv2.zip (11.8 KB) Thought I’d share a reverb plugin I’ve been working on. It’s based on Caps PlateX2, but heavily modified, basically no longer a plate reverb… So what was the idea? To try and get something s…

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## [Running the debugger without restarting X11](https://discourse.zynthian.org/t/running-the-debugger-without-restarting-x11/12775)

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**Author:** [@trrichard](https://discourse.zynthian.org/u/trrichard)\
**Replies:** 3\
**Last updated:** [February 2, 2026, 10:02pm UTC](https://discourse.zynthian.org/t/running-the-debugger-without-restarting-x11/12775 "2026-02-02T22:02:38Z")

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Has anyone worked out a way to run in debug mode without restarting the X server every launch? It really slows down development. Currently I’m running: systemctl stop zynthian X -s 0 \< launch debugger\> I got those ins…

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## [Connecting another audio application to Zynthian as chain](https://discourse.zynthian.org/t/connecting-another-audio-application-to-zynthian-as-chain/12716)

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**Author:** [@maartmaart](https://discourse.zynthian.org/u/maartmaart)\
**Replies:** 2\
**Last updated:** [January 15, 2026, 4:49pm UTC](https://discourse.zynthian.org/t/connecting-another-audio-application-to-zynthian-as-chain/12716 "2026-01-15T16:49:00Z")

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Hi there all, I really would like if it were possible to connect the input and output of another application (=pipedal (lv2 app much like MOD-audio) because its stable and has a nice interface - I like to have an overvi…

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## [Audio-Effect: PitchedDelay: No Presets](https://discourse.zynthian.org/t/audio-effect-pitcheddelay-no-presets/12646)

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**Author:** [@Jojo\_Action](https://discourse.zynthian.org/u/Jojo_Action)\
**Replies:** 1\
**Last updated:** [December 19, 2025, 8:52am UTC](https://discourse.zynthian.org/t/audio-effect-pitcheddelay-no-presets/12646 "2025-12-19T08:52:12Z")

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Hi there, I am just playing around with the Audio-Plugin “Pitched Delay” and saw, that the Zynthian UI isn’t giving the opportunity to access the presets. I played with it a little on my computer, insted on the zynthia…

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## [Updates](https://discourse.zynthian.org/t/updates/12523)

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**Author:** [@shieman](https://discourse.zynthian.org/u/shieman)\
**Replies:** 6\
**Last updated:** [October 23, 2025, 6:26pm UTC](https://discourse.zynthian.org/t/updates/12523 "2025-10-23T18:26:58Z")

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Hi I am in vangelis mode. How to know what is the New update ? Thanks

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## [VSCode vs VSCodium (Free version) vs PyCharm as regards Zynthian dev](https://discourse.zynthian.org/t/vscode-vs-vscodium-free-version-vs-pycharm-as-regards-zynthian-dev/12034)

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**Author:** [@jtode](https://discourse.zynthian.org/u/jtode)\
**Replies:** 8\
**Last updated:** [October 10, 2025, 9:38pm UTC](https://discourse.zynthian.org/t/vscode-vs-vscodium-free-version-vs-pycharm-as-regards-zynthian-dev/12034 "2025-10-10T21:38:52Z")

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I’m just getting myself setup to mess around with writing drivers for a couple of devices I have kicking around, very similar to ones which drivers are already available for (my Launchkey for instance) and I’ve been look…

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## [Raspi v4 3D Case Files](https://discourse.zynthian.org/t/raspi-v4-3d-case-files/4620)

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**Author:** [@Invert](https://discourse.zynthian.org/u/Invert)\
**Replies:** 14\
**Last updated:** [October 2, 2025, 7:11am UTC](https://discourse.zynthian.org/t/raspi-v4-3d-case-files/4620 "2025-10-02T07:11:37Z")

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I’m currently building my own version of zynthian (geared towards playing live music) and I’m planning to 3D print the first few design iterations. Are there any 3d Designs for a case with a raspberry 4 and a hifiberry (…

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## [Loading custom keybindings, keybindings.json, qwerty\_riban.yaml and kpnum\_jofe.yaml](https://discourse.zynthian.org/t/loading-custom-keybindings-keybindings-json-qwerty-riban-yaml-and-kpnum-jofe-yaml/12096)

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**Author:** [@smiths73v3](https://discourse.zynthian.org/u/smiths73v3)\
**Replies:** 2\
**Last updated:** [August 23, 2025, 7:03pm UTC](https://discourse.zynthian.org/t/loading-custom-keybindings-keybindings-json-qwerty-riban-yaml-and-kpnum-jofe-yaml/12096 "2025-08-23T19:03:55Z")

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Is there some way to download/upload the keybinding.json file only? I have a set of key bindings for my custom macropad that I also want to use on my development environment. I found that there are the yaml files in zyn…

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## [About sample recording and editing](https://discourse.zynthian.org/t/about-sample-recording-and-editing/7502)

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**Author:** [@MichaelD](https://discourse.zynthian.org/u/MichaelD)\
**Replies:** 11\
**Last updated:** [July 25, 2025, 9:53am UTC](https://discourse.zynthian.org/t/about-sample-recording-and-editing/7502 "2025-07-25T09:53:04Z")

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Hi, Has anyone developed record with edition sampler, with or for Zynthian ? Thank’s for reading Michaël

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## [How to create songs in Zynthian? (NOOB ASKS)](https://discourse.zynthian.org/t/how-to-create-songs-in-zynthian-noob-asks/11746)

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**Author:** [@SYNTHFHZ](https://discourse.zynthian.org/u/SYNTHFHZ)\
**Replies:** 4\
**Last updated:** [July 7, 2025, 10:52pm UTC](https://discourse.zynthian.org/t/how-to-create-songs-in-zynthian-noob-asks/11746 "2025-07-07T22:52:24Z")

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Hello, I want to create themes with Zynthian, but the truth is that I am very lost, I come from interfaces like FL Studio Mobile, to create a song should I do it in parts or can it be created in one Part?

[Next page](https://discourse.zynthian.org/c/development/9.md?page=1)