olmOCR (AllenAI)

High-Performance Document Processing

Toolkit for linearizing academic PDFs into LLM-ready text with high accuracy and structure preservation, optimized for scientific literature extraction

Source attribution

  • Awesome AI for Sciencegithub.com/allenai/olmocr

Related resources

SOTA multimodal document parsing with 1.2B parameters outperforming GPT-4o, converts PDFs to LLM-ready Markdown/JSON

Comprehensive toolkit for high-quality PDF content extraction with layout detection, formula recognition, and OCR

Neural optical understanding for academic documents, transforms scientific PDFs to Markdown with mathematical formula support

Advanced OCR with PP-StructureV3 document parsing, 13% accuracy improvement, supports 80+ languages

Production-grade ETL for transforming complex documents into structured formats, with open-source API

High-accuracy PDF→Markdown/JSON/HTML conversion, specialized for tables/formulas/code blocks with benchmark scripts