The ChatGPT/Codex app bundles a full copy of LibreOffice

Sep 02, 2026 03:07 AM - 1 hour ago 3

1st September 2026

I was poking astir successful my ~/.cache/ files utilizing OmniDiskSweeper erstwhile I spotted thing interesting. The OpenAI Codex desktop app (since rebranded to conscionable ChatGPT) has 1.7GB of worldly successful location successful a files called codex-primary-runtime, including a afloat Python installation, a afloat Node.js installation, and autochthonal binaries for Poppler, git, and the LibreOffice unfastened root agency suite (which forked from OpenOffice.org successful 2010):

Screenshot of a macOS disk usage app model successful file view, titled "/Users/simon/.cache - 442.1 GB". First column: 356.8 GB huggingface, 82.5 GB uv, 1.7 GB codex-runtimes (selected), 609.0 MB datasette-sqlite, 298.8 MB rod. Second column: 1.7 GB codex-primary-runtime (selected). Third column: 1.7 GB limitations (selected), 6.3 MB plugins, 4.1 kB runtime.json. Fourth column: 771.0 MB autochthonal (selected), 446.4 MB node, 440.6 MB python, 28.7 kB bin. Fifth column: 429.7 MB libreoffice-headless (selected), 187.9 MB poppler, 148.1 MB git, 4.7 MB libheif, 679.9 kB jxrlib.

The ~/.cache/codex-runtimes/codex-primary-runtime/plugins/openai-primary-runtime/plugins/documents files includes skills which show Codex really to find and usage those binaries.

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