Opened 3 hours ago

#20078 assigned enhancement

PySide bloat compared to PyQt

Reported by: Tom Goddard Owned by: Zach Pearson
Priority: moderate Milestone: 1.12
Component: Window Toolkit Version:
Keywords: Cc: chimerax-programmers
Blocked By: Blocking:
Notify when closed: Platform: all
Project: ChimeraX

Description

If we distribute ChimeraX 1.12 with PySide we should look into removing unneeded Qt modules to speed up downloads.

From: Eric Pettersen
Subject: Re: app sizes
Date: March 26, 2026 at 3:30:09 PM PDT
To: Tom Goddard

Your observation about PySide bloat seems correct. ChimeraX 1.11 is 2.1GB whereas the daily build is 2.5GB.

—Eric

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