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OCR
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OCR(Optical Character Recognition，光学字符识别) 是指对包含文本内容的图像或视频进行处理和识别，并提取其中所包含的文字及排版信息的过程。 例如，一个常见的应用是将包含文档图像的不可编辑状态的 PDF 文档通过 OCR 技术识别后，转换为可编辑状态的 Word 格式文档。
Tesseract Open Source OCR Engine (main repository)
Awesome multilingual OCR toolkits based on PaddlePaddle (practical ultra lightweight OCR system, support 80+ languages recognition, provide data annotation and synthesis tools, support training and deployment among server, mobile, embedded and IoT devices)
Pure Javascript OCR for more than 100 Languages 📖🎉🖥
A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.
OCR software, free and offline. 开源、免费的离线OCR软件。支持截屏/批量导入图片，PDF文档识别，排除水印/页眉页脚，扫描/生成二维码。内置多国语言库。
ShareX is a free and open source program that lets you capture or record any area of your screen and share it with a single press of a key. It also allows uploading images, text or other types of files to many supported destinations you can choose from.
A high-quality tool for convert PDF to Markdown and JSON.一站式开源高质量数据提取工具，将PDF转换成Markdown和JSON格式。
A community-supported supercharged version of paperless: scan, index and archive all your physical documents
Ready-to-use OCR with 80+ supported languages and all popular writing scripts including Latin, Chinese, Arabic, Devanagari, Cyrillic and etc.
pix2tex: Using a ViT to convert images of equations into LaTeX code.
超轻量级中文ocr，支持竖排文字识别, 支持ncnn、mnn、tnn推理 ( dbnet(1.8M) + crnn(2.5M) + anglenet(378KB)) 总模型仅4.7M
Open source libraries and APIs to build custom preprocessing pipelines for labeling, training, or production machine learning pipelines.
一个简洁优雅的词典翻译 macOS App。开箱即用，支持离线 OCR 识别，支持有道词典，🍎 苹果系统词典，🍎 苹果系统翻译，OpenAI，Gemini，DeepL，Google，Bing，腾讯，百度，阿里，小牛，彩云和火山翻译。A concise and elegant Dictionary and Translator macOS App for looking up words and translating text.
BISHENG is an open LLM devops platform for next generation Enterprise AI applications. Powerful and comprehensive features include: GenAI workflow, RAG, Agent, Unified model management, Evaluation, SFT, Dataset Management, Enterprise-level System Management, Observability and more.
