v1.21.0

AprilNEA/OpenLogiv1.21.0Sep 19, 2026by abimaelmartell

Upgrading?

AI Summary

Adds font weight metadata extraction and fixes text clipping issues, ensuring off-canvas text is excluded and PDF headers are detected reliably.

Key Highlights

  • Adds `font_weight` (100-900 scale) to extracted text items
  • Fixes text clipping to exclude text painted entirely outside the clip region
  • Improves PDF header detection by searching within the first 1024 bytes

Breaking Changes

  • Rust migration: `TextItem` literals need `font_weight: None` for unknown weights

New Features

  • Font weight extraction
  • Text clipping fix
  • PDF header detection tolerance

Full Release Notes

Changes since 1.20.0:

- Add `font_weight`, the font's 100..=900 weight class, to text items in Rust, Node, Python and `pdf2md --items-json`, with an opt-in `bold_from_weight` on the positioned-text and region APIs that reads bold from a weight of 600 or more and keeps runs of different weight as separate items (#536).
- Leave out text painted wholly outside its rectangular clip, so off-canvas labels no longer leak into the surrounding text (#539).
- Tolerate leading bytes before the `%PDF-` header, locating it within the first 1024 bytes as mupdf, pdfium and poppler do (#538).

`bold_from_weight` is opt-in; `is_bold` and item merging are unchanged by default.

**Rust migration:** `TextItem` literals need `font_weight: None` for items whose weight class is unknown.

Release preparation: #546.

[Full changelog](https://github.com/firecrawl/pdf-inspector/compare/v1.20.0...v1.21.0)

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