opendatalab

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

A Comprehensive Toolkit for High-Quality PDF Content Extraction

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

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

Open-source multimodal data annotation platform with AI auto-annotation support.

The Open-Source Data Annotation Platform

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

[ECCV 2026] A diffusion-based framework for document OCR that replaces autoregressive decoding with block-level parallel diffusion decoding.

万卷1.0多模态语料

UniMERNet: A Universal Network for Real-World Mathematical Expression Recognition

MinerU-HTML: An SLM-powered HTML main content extractor that outputs clean HTML bodies. Perfect for Deep Research Agents, RAG applications, and training data generation.

[ICLR 2026] The official implementation of the paper “Earth-Agent: Unlocking the Full Landscape of Earth Observation with Agents”

[ACL 2025 Best Theme Paper] This is the official implementation for the paper: "Meta-rater: A Multi-dimensional Data Selection Method for Pre-training Language Models"

[ICLR 2025 Spotlight] The official implementation of the paper “LOKI：A Comprehensive Synthetic Data Detection Benchmark using Large Multimodal Models”

Data annotation component library --provided as NPM packages

[NeurIPS 2025 🔥] FakeVLM: Advancing Synthetic Image Detection through Explainable Multimodal Models and Fine-Grained Artifact Analysis

datasets resource

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

Standardized tool schemas and SDKs that expose Sciverse Open Platform retrieval capabilities to LLM agents.

VHM: Versatile and Honest Vision Language Model for Remote Sensing Image Analysis

(ICCV 2025) OCR Hinders RAG: Evaluating the Cascading Impact of OCR on Retrieval-Augmented Generation

Beyond Hallucinations: Enhancing LVLMs through Hallucination-Aware Direct Preference Optimization

AAAI 2024: Visual Instruction Generation and Correction

[CVPR 2024] 3D Building Reconstruction from Monocular Remote Sensing Images with Multi-level Supervisions

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.

[ICCV 2025] The official implementation of the paper “Street-to-Satellite Image Synthesis with Diffusion Models and BEV Paradigm”

[ICCV25 Highlight] The official implementation of the paper "LEGION: Learning to Ground and Explain for Synthetic Image Detection"

ECCV2024_Parrot Captions Teach CLIP to Spot Text

SDK of OpenDataLab - https://opendatalab.org.cn

MLLM-DataEngine: An Iterative Refinement Approach for MLLM