GROBID

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

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

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

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

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

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