# redlines v0.9.3 - Table of Contents > Extract and normalize tracked changes (redlines) from DOC, DOCX, and PDFs. ## Pages - [Changelog](changelog.md) ## Modules - [Redlines](Redlines.md): Extract and normalize tracked changes ("redlines") from documents. - [Redlines.Change](Redlines.Change.md): A single tracked-change entry, normalized across sources. - [Redlines.DOC](Redlines.DOC.md): Legacy `.doc` adapter using the optional `doc_redlines` package. - [Redlines.DOCX](Redlines.DOCX.md): Extract track changes from DOCX files by parsing `word/document.xml`. - [Redlines.Format](Redlines.Format.md): Formatting helpers. - [Redlines.PDF](Redlines.PDF.md): PDF adapter using the `pdf_redlines` package (precompiled Rust/MuPDF NIF). - [Redlines.Result](Redlines.Result.md): Extraction result.