Best free LangExtract (Google) alternatives

Looking for a free alternative to LangExtract (Google)? Here are 9 ai ocr & document extraction worth trying — 9 with a free tier. LangExtract (Google) itself is free.

ToolLangExtract (Google) (you searched)olmOCRDoclingMarker
Pricingfreefreefreefree
Best forPython library extracting structured data from unstructured text with LLMsApache 2.0 open-source OCR toolkit from Ai2, 19.3k GitHub starsMIT-licensed, 64.7k GitHub stars, IBM Research-originated, now under LF AI & Data FoundationApache-2.0 code, 38.7k GitHub stars, converts PDFs/DOCX/PPTX/XLSX to markdown/JSON
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LangExtract (Google) alternatives — straight answers

What is the best free alternative to LangExtract (Google)?

olmOCR is the closest free alternative to LangExtract (Google): same AI OCR & Document Extraction sub-category, and it is free. Apache 2.0 open-source OCR toolkit from Ai2, 19.3k GitHub stars

Are there free LangExtract (Google) alternatives?

Yes — 9 of the 9 alternatives listed here are free or freemium: olmOCR, Docling, Marker, MarkItDown, MinerU. None of them are paid-only.

Is LangExtract (Google) free?

LangExtract (Google) is free. There is no paid plan attached to it in the catalog.

How were these LangExtract (Google) alternatives chosen?

They are the other tools in AI OCR & Document Extraction, then the rest of Research & Learning, ordered free tiers first and capped at 9. There is no sponsorship and no paid placement in that ordering — only the pricing tier decides.

All LangExtract (Google) alternatives

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olmOCR

AI OCR & Document Extraction
free

✦ WhyA LangExtract (Google) alternative — Apache 2.0 open-source OCR toolkit from Ai2, 19.3k GitHub stars.

  • Apache 2.0 open-source OCR toolkit from Ai2, 19.3k GitHub stars
  • Vision-language-model based, handles equations/tables/multi-column layout
  • Runs at a fraction of commercial OCR cost on a 7B model
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Docling

AI OCR & Document Extraction
free

✦ WhyA LangExtract (Google) alternative — MIT-licensed, 64.7k GitHub stars, IBM Research-originated, now under LF AI & Data Foundation.

  • MIT-licensed, 64.7k GitHub stars, IBM Research-originated, now under LF AI & Data Foundation
  • Advanced PDF layout + table structure recognition, local execution
  • Exports to Markdown/HTML/JSON, integrates with LangChain/LlamaIndex
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Marker

AI OCR & Document Extraction
free

✦ WhyA LangExtract (Google) alternative — Apache-2.0 code, 38.7k GitHub stars, converts PDFs/DOCX/PPTX/XLSX to markdown/JSON.

  • Apache-2.0 code, 38.7k GitHub stars, converts PDFs/DOCX/PPTX/XLSX to markdown/JSON
  • 76.0% accuracy on the olmocr-bench benchmark
  • Runs on GPU, CPU, or Apple Silicon; optional LLM-boosted accuracy mode
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MarkItDown

AI OCR & Document Extraction
freeNew

✦ WhyA LangExtract (Google) alternative — Converts PDF, Office files, images, audio and HTML into LLM-friendly Markdown.

  • Converts PDF, Office files, images, audio and HTML into LLM-friendly Markdown
  • Ships an MCP server for agents
  • Open-source Python package and CLI
  • Optional LLM-based image description
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MinerU

AI OCR & Document Extraction
freeNew

✦ WhyA LangExtract (Google) alternative — Parses PDFs, images and Office files into Markdown, JSON, HTML or LaTeX.

  • Parses PDFs, images and Office files into Markdown, JSON, HTML or LaTeX
  • Runs fully locally with OCR, table and formula recognition
  • Free hosted web app at mineru.net plus agent-ready outputs
  • Version 4.0 adds four parsing quality tiers
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dots.ocr (dots.mocr)

AI OCR & Document Extraction
freeNew

✦ WhyA LangExtract (Google) alternative — 3B vision-language model for layout parsing across many scripts.

  • 3B vision-language model for layout parsing across many scripts
  • Converts charts and diagrams into SVG code
  • Scores 83.9 on olmOCR-bench
  • MIT licensed with free live demo
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DeepSeek-OCR

AI OCR & Document Extraction
freeNew

✦ WhyA LangExtract (Google) alternative — Vision-language OCR that compresses document context optically.

  • Vision-language OCR that compresses document context optically
  • Document-to-Markdown, layout detection and figure parsing
  • Multiple resolution modes up to 1280x1280
  • MIT license; DeepSeek-OCR2 released Jan 2026
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PaddleOCR-VL

AI OCR & Document Extraction
freeNew

✦ WhyA LangExtract (Google) alternative — 1B-parameter document parsing VLM (NaViT encoder + ERNIE-4.5-0.3B).

  • 1B-parameter document parsing VLM (NaViT encoder + ERNIE-4.5-0.3B)
  • Handles text, tables, formulas, charts and handwriting
  • Supports 109 languages including Hindi and Arabic
  • Apache 2.0; newer PaddleOCR-VL-1.6 available
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Dolphin (ByteDance)

AI OCR & Document Extraction
freeNew

✦ WhyA LangExtract (Google) alternative — Two-stage document-type and layout analysis then element parsing.

  • Two-stage document-type and layout analysis then element parsing
  • Page-level and element-level parsing modes
  • Hugging Face Transformers integration
  • MIT licensed; Dolphin-v2 released Dec 2025
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LangExtract (Google) head-to-head

LangExtract (Google) vs olmOCRLangExtract (Google) vs DoclingLangExtract (Google) vs MarkerLangExtract (Google) vs MarkItDownLangExtract (Google) vs MinerULangExtract (Google) vs dots.ocr (dots.mocr)LangExtract (Google) vs DeepSeek-OCRLangExtract (Google) vs PaddleOCR-VL