Data and AI releases

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unstructured 0.18.31

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- Feat: patch pdfminer and use rendermode to detect invisible text - fix: add EN DASH to UNICODE_BULLETS for clean_bullets - fix: fix version number - enhancement: render pdfs with pdfium - feat: consider rotated text as low fidelityfeat: consider rotated text - fix: address jaraco CVE - fix: hange default for languages parameter from ["auto"] to None - ⚡️...

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Also shipped Jan 27, 2026Unstructured in January 2026 →

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unstructured 0.19.3

- feat: add group_elements_by_parent_id utility function - Preserve newlines in Table and TableChunk elements during PDF partitioning - Fix: make pdf image dpi consistent - chore: bump dependencies for 0.18.34 - feat: increase PIL's max image pixel value for pdf partition - Migrate to uv - Fix ARM64 paddlepaddle image builder bug - Fix Docker ARM64 image...

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unstructured 0.18.28

Enhancement - Optimize clean_extra_whitespace_with_index_run (codeflash) - Optimize recursive_xy_cut_swapped (codeflash) - Optimize _DocxPartitioner._parse_category_depth_by_style_name (codeflash) - Optimize VertexAIEmbeddingEncoder._add_embeddings_to_elements (codeflash) - Optimize ngrams (codeflash) - Optimize stage_for_datasaur (codeflash)

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unstructured 0.18.27

0.18.27 Fixes - Comment no-ops in zoom_image (codeflash) - Fix an issue where elements with partially filled extracted text are marked as extracted Enhancement - Optimize sentence_count (codeflash) - Optimize _PartitionerLoader._load_partitioner (codeflash) - Optimize detect_languages (codeflash) - Optimize contains_verb (codeflash) - Optimize...

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unstructured 0.18.26

0.18.26 Fixes - Pin deltalake<1.3.0 to fix ARM64 Docker builds (1.3.0 missing Linux ARM64 wheels) 0.18.25 Fixes - Security update: Removed pdfminer.six version constraint and bumped pdfminer.six and urllib3 to address high severity CVEs

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unstructured 0.20.6

- Automate pypi publishing - fix: remove duplicate characters caused by fake bold rendering in PDFs - Improve fast partition cold start - fix: gracefully handle invalide html string during chunking - fix: remap parent id after hashing

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