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Dev tools · alternatives · 2026

24 alternatives to Klartext

Turn documents and scans into clean Markdown and JSON

Klartext converts PDFs, scans, photos, Word, and Excel files into clean Markdown and structured JSON. Designed for users who need reliable document processing without sending files to external services, it performs… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    📄 PDF/IMG ->.MD/JSON Document OCR API for PaddleOCR and GLMOCR. Self-hostable. - majcheradam/ocrbase

    Jan 2026 · github.com · its alternatives →

  2. 2

    Parse multi-language images and documents into JSON/markdown

    2025 · cambioml.com · its alternatives →

  3. 3

    Docparser helps you extract important data from Word, PDF, CSV, XLS, TXT, XML, and image files. Send to Excel, Google Sheets, and 100s of apps.

    2016 · docparser.com · its alternatives →

  4. 4

    I'm excited to showcase Kreuzberg! Kreuzberg is a modern Python library built from the ground up with async/await, type hints, and optimized I/O handling. It provides a unified interface for extracting text from documents (PDFs, images, office files) without external API dependencies. Key technical features: - Built with modern Python best practices (async/await, type hints, functional-first) - Optimized async I/O with anyio for multi-loop compatibility - Smart worker process pool for CPU-bound tasks (OCR, doc conversion) - Efficient batch processing with concurrent…

    2025 · github.com · its alternatives →

  5. 5
    Scanlt▲103

    PDF & document scanner, ads-free, smart PDF converter

    2024 · apps.apple.com · its alternatives →

  6. 6

    Download Copyfish for Firefox. Do you need to extract text from images, videos or PDF? If yes, then the Copyfish free OCR software is for you. Until now, your only option was to retype the text. Copyfish is so much faster and more fun. It can do desktop screenshots and OCR, too.

    2017 · addons.mozilla.org · its alternatives →

  7. 7

    Convert any document to clean Markdown, 100% local

    12d ago · sygal.app · its alternatives →

  8. 8

    Documind is an open-source tool that turns documents into structured data using AI. What it does: - Extracts specific data from PDFs based on your custom schema - Returns clean, structured JSON that's ready to use - Works with just a PDF link + your schema definition Just run npm install documind to get started.

    2024 · github.com · its alternatives →

  9. 9

    I've developed a Python API service that uses GPT-4o for OCR on PDFs. It features parallel processing and batch handling for improved performance. Not only does it convert PDF to markdown, but it also describes the images within the PDF using captions like `[Image: This picture shows 4 people waving]`. In testing with NASA's Apollo 17 flight documents, it successfully converted complex, multi-oriented pages into well-structured Markdown. The project is open-source and available on GitHub. Feedback is welcome.

    2024 · github.com · its alternatives →

  10. 10
    PDF Dino▲155

    Extract structured tables from messy PDFs using AI. Export to Excel, CSV, or JSON. Try 20 pages free—no credit card needed.

    2025 · pdfdino.com · its alternatives →

  11. 11

    End-to-end document automation platform with AI-powered OCR for 40+ document types. Automate invoice processing, receipt parsing, and more with human-in-the-loop review and ERP integrations.

    2024 · visionparser.com · its alternatives →

  12. 12

    MyFreeOcr – Best Online Ocr tool that allows you to convert your PDF, PNG, JPG images into text. Supporting multiple languages.

    2022 · myfreeocr.com · its alternatives →

  13. 13

    using XPDF, pdftojson extracts text from PDF files as JSON, including word bounding boxes. - ldenoue/pdftojson

    2017 · github.com · its alternatives →

  14. 14YC

    I just realized you can now open a PDF document in Firefox and select text directly from scanned images embedded in the document (so basically transparently reliable doing OCR). It is also surprisingly reliable, only sometimes mistaking a "oh" for a "zero" in a long string of numbers. I neither know when this was introduced nor who added this feature, but from the bottom of my heart: thank you, thank you, thank you, you have made my daily life a lot easier. I also haven't really explored the limits of the feature and under what conditions it starts failing, but: in my daily workflow so far,…

    2024 · its alternatives →

  15. 15

    50+ free file tools that work in your browser — no uploads

    Jul 2026 · fixmyfile.vercel.app · its alternatives →

  16. 16AA
  17. 17

    Snap any image, screenshot, or webpage into plaintext. No GPU. No cloud. One command. - kouhxp/textsnap

    Jun 2026 · github.com · its alternatives →

  18. 18
  19. 19

    Hey HN I built MarkdownConverters.com — a tool that converts any file format (PDF, DOCX, PPTX, HTML, or URL) into clean, structured Markdown. I often needed to prep documents, reports, or scraped pages for AI pipelines, documentation, or version control, but existing tools either broke formatting, lost code blocks, or produced unreadable Markdown. So I built something that focuses on: • Accurate structure (headings, lists, tables, code, links) • Consistent Markdown output ready for LLMs or docs • Fast, browser-based conversion with privacy-friendly processing • Support for multi-format and…

    2025 · markdownconverters.com · its alternatives →

  20. 20

    Hey HN, solo dev here. After years of frustration with how LLMs handle complex documents, especially PDFs with tables, I decided to build a solution myself. My approach uses a Markdown conversion step to preserve the table structure, which seems to work surprisingly well for chunking. This little parser is the first public piece of a much larger, privacy-focused AI platform I'm building. I'm pretty much running on fumes financially, so any feedback, critique, or support is massively appreciated. Happy to answer any questions about the approach!

    Nov 2025 · github.com · its alternatives →

  21. 21
    OCR AI▲10

    Automatic document validation and comparison with OCR and AI

    2025 · aiocr.org · its alternatives →

  22. 22

    Hi, I'm building an open-source self-hostable document extraction tool powered by LLM. There are popular data extraction tools and OCR tools in the market. None of them are open source. Most accounting firms, law firms, insurance, back office, and real-estate folks would like to use a tool like this. You can add PDF documents, Images, and audio files and create columns to answer questions on documents or extract information into tabular format. Access to repo: https://github.com/harishdeivanayagam/rowfill Screenshots:…

    2025 · github.com · its alternatives →

  23. 23

    GPT-4 demo to "chat with your document" and extract key data

    2023 · its alternatives →

  24. 24

    30+ free browser tools for PDF, images & data conversion

    Dec 2025 · filemint.dev · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →