I’m building a panel that targets both Photoshop and InDesign, so my manifest host definition looks like this: "host": [ { "app": "PS", "minVersion": "25.3.1" }, { "app": "ID", "minVersion": "19.1.0" } ], ) This works fine in UXP developer tools, I can s…

[image] roqvist: I use a single manifest file/code base targeting both PS and ID. Do I need to make separate manifest.json files, with unique IDs for PS and ID, in order to have them both available simultaneously? IIRC, yes. If I’m not mistaken, you would also need to change you host to: "…

Yeah, if I split the project into two separate manifest files it makes sense to remove the dual host definition. Any idea why it’s possible to define multiple hosts like this though? I’m pretty sure I got this from an official Adobe example. If each host addon still needs a unique ID to function, …

There was the same question somewhere here in the forum. I don’t think we got a proper answer to why it is like it is. At least I don’t recall. If there was an answer, probably didn’t explain much :slight_smile:

It is strange that 1 manifest creates separate CCX files per host. It’s even more strange that the IDs need to be unique. Ideally the UXP manifest should accept multiple hosts in CCX prod like you can in UDT dev. (I believe this in the works at one point mentioned during an Adobe Office Hours cc @i…

Same manifest/ID with multiple hosts

UXP Developer Tool

indranil December 12, 2025, 12:54pm 6

Short answer: This is not a UXP limitation, as is evident that it works via UDT. It’s something that needs to change on the Marketpace end. If it’s prioritized, I shall update this thread.

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Same manifest/ID with multiple hosts

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