PDF Metadata Editor

PDF Metadata Editor is a desktop document property inspector, hierarchical
bookmark outline editor, and batch metadata cleaner for PDF files on Linux.
Inspect and update Info dictionary fields, custom attributes, and multi-level
navigation outlines, or strip embedded properties across entire document folders.

Key Features:
- Document Info and Custom Properties: View PDF version, per-page dimensions
and paper formats; inspect and edit Title, Author, Subject, Keywords,
Creator, Producer, and custom Info keys; or strip all properties in one click.
- Outline Bookmarks Tree Editor: Parse existing hierarchical PDF bookmark
trees into an interactive tree editor to add, rename, nest, reorder, or
remove bookmarks linked to 1-based page numbers and write them back cleanly.
- Batch Metadata Cleaner and Catalog: Inspect folders of PDF documents, clean
embedded document properties across multiple files, and export detailed
CSV and JSON catalog reports.

Disclaimer: PDF Metadata Editor is an independent open-source project by TC Studio and is not affiliated with, endorsed by, or sponsored by any third-party PDF metadata tool vendor.