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Tesseract Open Source OCR Engine (main repository)

OCRmyPDF adds an OCR text layer to scanned PDF files, allowing them to be searched

PyMuPDF is a high performance Python library for data extraction, analysis, conversion & manipulation of PDF (and other) documents.

xberg-io / xberg

Polyglot document intelligence with a Rust core: extract text, metadata, images, tables, and structured data from 106 formats across 140 file extensions, plus code intelligence for 371 languages. Fifteen bindings, with CLI, REST API, and MCP server.

LaoFeng-mouse / flyingmouse-format

飞鼠格式 FlyingMouse Format - Windows 免费文件格式转换工具（离线可用，内置 FFmpeg/LibreOffice/Poppler/Tesseract）。图片/文档/表格/PPT/PDF/音视频/WPS 格式互转 + OCR + 批量转换；音频仅支持普通格式。作者：牢蜂（LaoFeng）｜仅供个人免费使用，禁止商业售卖/转卖/套壳

madmaze / pytesseract

A Python wrapper for Google Tesseract

aisingapore / TagUI

Free RPA tool by AI Singapore

Dicklesworthstone / llm_aided_ocr

Enhances Tesseract OCR output using LLMs (local or API) for error correction, smart chunking, and markdown formatting of scanned PDFs

ossappscollective / OSS-DocumentScanner

Document scanning app

tesseract-ocr / tessdoc

Tesseract documentation

manisandro / gImageReader

A Gtk/Qt front-end to tesseract-ocr.

CCExtractor / ccextractor

CCExtractor - Official version maintained by the core team

UB-Mannheim / zotero-ocr

Zotero Plugin for OCR

scribeocr / scribeocr

Web interface for recognizing text, proofreading OCR, and creating fully-digitized documents.

bhimrazy / receipt-ocr

An efficient OCR engine for receipt image processing.

harshankur / officeParser

A robust, strictly-typed Node.js and Browser library for parsing office files into a rich Abstract Syntax Tree (AST) and generating high-fidelity output in multiple formats. Parses: docx · pptx · xlsx · odt · odp · ods · pdf · rtf · csv · md · html. Generates: Markdown · HTML · CSV · RTF · PDF · Plain Text · RAG Chunks