Alternatives

Products that do what Taggun – Got a project that needs OCR and data extraction? We can help does

1. 1LA
   LLM-aided OCR – Correcting Tesseract OCR errors with LLMs▲479

   Almost exactly 1 year ago, I submitted something to HN about using Llama2 (which had just come out) to improve the output of Tesseract OCR by correcting obvious OCR errors [0]. That was exciting at the time because OpenAI's API calls were still quite expensive for GPT4, and the cost of running it on a book-length PDF would just be prohibitive. In contrast, you could run Llama2 locally on a machine with just a CPU, and it would be extremely slow, but "free" if you had a spare machine lying around. Well, it's amazing how things have changed since then. Not only have models gotten a lot better,…

   2024 · github.com

2. 2
   TrainYourTesseract▲86

   A free font training tool for your OCR use case

   2016

3. 3OS
   Open-sourcing our text-to-CAD app▲179

   Hey HN! I'm Zach from Adam (https://adam.new/). We’re building an AI co-pilot for mechanical CAD software. As part of our broader research, we built a browser-based Text-to-CAD app (https://news.ycombinator.com/item?id=44182206) and are now open sourcing it. This is a React SPA with a Supabase backend. What it does: * Generates parametric 3D models from natural language descriptions, with support for both text prompts and image references * Outputs OpenSCAD code with automatically extracted parameters that surface as interactive sliders for instant dimension…

   2025 · github.com

4. 4OO
   OpenScan – open-source document scanner app▲200

   2021 · github.com

5. 5SP
   Scarf – Platform to help open-source developers monetize their work▲167

   2019 · scarf.sh

6. 6
   Brackets 1.0▲190

   An open-source text editor for web designers by Adobe

   2014

7. 7
   Macaw▲90

   A simple code editor for Swift

   2017

8. 8
   Data Look▲88

   Replicate data-driven projects to help your city

   2015

9. 9
   TagSpaces▲80

   Hackable file manager and organizer, supporting easy tagging

   2016

10. 10DO
    Docsumo-OCR – Chrome extension to capture webpages and edit text▲18

    2021 · chrome.google.com

11. 11
    Canonizr▲54

    Precise document extraction for your agents — zero retention

    Apr 2026

12. 12LF
    Lost & found tags▲39

    2013 · loseproof.com

13. 13
    Parsely Studio▲9

    No Code, No Deployments. Ship your OCR solution in minutes.

    3d ago · parsely.studio

14. 14OB
    OCR Buddy: local browser OCR for code, formulas (LaTeX) and tables▲9

    Jul 2026 · github.com

15. 15AH
    A highly extensible framework for building OCR systems▲16

    Hi HN: Recently I developed a simple OCR tool. The basic idea is that it can be used as a framework to help developers building and deploying their own OCR solutions. I hope it will be useful to you.

    2025 · github.com

16. 16AA
    An API to find and extract text from images▲17

    2019 · imgregex.com

17. 17
    BountySource▲17

    Bounties for open source development

    2014

18. 181O
    100k open source icons tagged and optimized▲9

    2021 · iconshock.com

19. 19PF
    ProjectZero – Find collaborators for your next side project▲8

    2022 · projectzero.app

20. 20CB
    Cloud-based agents for web scraping, text extraction, OCR, change track▲13

    2019 · agenty.com

21. 21AP
    A project to help beginners get started on contributing to open source▲10

    2018 · github.com

22. 22BO
    Bring OCR to GPT▲13

    2024 · github.com

23. 23CE
    Codedoc: Easily create beautiful docs/wiki for your software projects▲8

    2020 · codedoc.cc

24. 24AC
    A curated collection of open-source ML projects▲5

    2017 · ml-showcase.com

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