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OpenDataLab

OpenDataLab provides access to numerous significant open-source datasets.

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🔬OpenDataLab: Building the AI-Ready Data Foundry — From Foundational Corpora to Scientific Intelligence

The OpenDataLab team has long been deeply engaged in the frontier exploration and engineering practice of AI data. Addressing the full-spectrum, end-to-end data lifecycle requirements of large model pre-training, fine-tuning, and evaluation, we have cultivated deep, end-to-end expertise spanning unstructured data parsing, multimodal alignment, knowledge system construction, and large-scale data engineering. Building upon this foundation, we have developed and open-sourced a suite of core tools—including the MinerU high-fidelity document parsing engine, the LabelU/LabelLLM intelligent annotation system, and the OmniDocBench evaluation framework—while distilling our data construction endeavors into high-quality public datasets such as the "WanJuan" corpus. These outputs stand as a concentrated reflection of our data methodology and scientific rigor.

🚀As the AI4S paradigm reshapes the boundaries of scientific discovery, we are systematically elevating our established capabilities into the realm of scientific intelligence. Enter Sciverse—a strategic vision and a comprehensive AI-ready data foundry paradigm purpose-built for scientific AI. It directly addresses the core bottlenecks that impede scientific models in complex research scenarios: the inability to parse complex structures, disentangle logical relationships, and execute rigorous reasoning. Sciverse delivers a systematic solution through a progressive, three-tiered architecture:

  • 🧱 SciBase (Scientific Knowledge Substrate): We forge a pristine, structured, and trustworthy foundation of general scientific knowledge.
  • 🔗 SciAlign (Scientific Cross-Modal Alignment Layer): We bridge the semantic gap, aligning cross-modal scientific entities into coherent data representations.
  • 🧠 Sci-Evo (Scientific Evolution Layer): We infuse the data with the dynamic logic of reasoning required for genuine scientific discovery.

⚙️Centered around this paradigm, we are continuously crystallizing corresponding data products, processing tools, and engineering solutions. Sciverse represents the systematic extension of OpenDataLab’s data intelligence into the scientific domain.

🎯 From pioneering general-purpose corpora to forging the substrate for scientific AI, we remain steadfast in our commitment to defining the data paradigms that will power the next generation of intelligence. We are more than tool providers; we are cartographers mapping the ever-expanding frontier of AI data.

If you have any questions or obstacles, please feel free to contact us OpenDataLab@pjlab.org.cn.

Popular repositories Loading

  1. MinerU MinerU Public

    Transforms complex documents like PDFs and Office docs into LLM-ready markdown/JSON for your Agentic workflows.

    Python 60.3k 5k

  2. PDF-Extract-Kit PDF-Extract-Kit Public

    A Comprehensive Toolkit for High-Quality PDF Content Extraction

    Python 9.6k 725

  3. DocLayout-YOLO DocLayout-YOLO Public

    DocLayout-YOLO: Enhancing Document Layout Analysis through Diverse Synthetic Data and Global-to-Local Adaptive Perception

    Python 2.1k 155

  4. OmniDocBench OmniDocBench Public

    [CVPR 2025] A Comprehensive Benchmark for Document Parsing and Evaluation

    Python 1.7k 169

  5. labelU labelU Public

    Data annotation toolbox supports image, audio and video data.

    Python 1.5k 171

  6. LabelLLM LabelLLM Public

    The Open-Source Data Annotation Platform

    TypeScript 1.2k 125

Repositories

Showing 10 of 61 repositories
  • mineru-vl-utils Public

    A Python package for interacting with the MinerU Vision-Language Model.

    opendatalab/mineru-vl-utils’s past year of commit activity
    Python 113 Apache-2.0 31 0 0 Updated Apr 17, 2026
  • MinerU Public

    Transforms complex documents like PDFs and Office docs into LLM-ready markdown/JSON for your Agentic workflows.

    opendatalab/MinerU’s past year of commit activity
    Python 60,326 5,043 9 4 Updated Apr 17, 2026
  • labelU-Kit Public

    Data annotation component library --provided as NPM packages

    opendatalab/labelU-Kit’s past year of commit activity
    TypeScript 148 Apache-2.0 47 2 1 Updated Apr 17, 2026
  • labelU Public

    Data annotation toolbox supports image, audio and video data.

    opendatalab/labelU’s past year of commit activity
    Python 1,544 Apache-2.0 171 41 (2 issues need help) 0 Updated Apr 16, 2026
  • opendatalab/MinerU-Ecosystem’s past year of commit activity
    Python 55 Apache-2.0 4 1 0 Updated Apr 16, 2026
  • MinerU-Document-Explorer Public

    Agent-native knowledge engine with MCP tools for document indexing, wiki organization, fast retrieval and deep reading across PDF/DOCX/PPTX/Markdown

    opendatalab/MinerU-Document-Explorer’s past year of commit activity
    TypeScript 362 MIT 36 3 0 Updated Apr 16, 2026
  • .github Public
    opendatalab/.github’s past year of commit activity
    1 2 0 0 Updated Apr 14, 2026
  • opendatalab-datasets Public

    datasets resource

    opendatalab/opendatalab-datasets’s past year of commit activity
    136 16 4 0 Updated Apr 14, 2026
  • Vis3 Public

    Data browser based on s3. 一个基于 S3 的数据(json / jsonl / parquet / html / md等)可视化工具。👇 Try online.

    opendatalab/Vis3’s past year of commit activity
    TypeScript 83 Apache-2.0 13 0 0 Updated Apr 14, 2026
  • OmniDocBench Public

    [CVPR 2025] A Comprehensive Benchmark for Document Parsing and Evaluation

    opendatalab/OmniDocBench’s past year of commit activity
    Python 1,663 Apache-2.0 169 119 7 Updated Apr 10, 2026

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