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Open Source Google Lens Alternatives

The best open source alternative to Google Lens is Greenshot. If that doesn't suit you, our users have ranked more than 25 alternatives to Google Lens and 15 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Google Lens are GImageReader, Spectacle, OpenScan and Crow Translate.

Google Lens alternatives are mainly Screenshot Capture Tools but may also be Image Search Engines or Document Scanners. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Google Lens.
This page was last updated Jun 13, 2022
  • FreeProprietary
  • Android
  • iPhone
  • Android Tablet
  • iPad

With Google Lens you can get information about items around you, like landmarks, posters, or barcodes, using your...

Learn more about Google Lens

  1. Greenshot is a light-weight screenshot tool optimized for productivity with Optical Character Recognition (OCR) support.

  2. GImageReader

    • FreeOpen Source
    • Windows
    • Linux

    gImageReader is a simple Gtk/Qt front-end to the Tesseract OCR Engine.



  3. Spectacle

    • FreeOpen Source
    • Linux

    Spectacle is a simple application for capturing desktop screenshots. It can capture images of the entire desktop, a single monitor, the currently active window, the window currently under the mouse, or a rectangular region of the screen.

  4. OpenScan

    • FreeOpen Source
    • Android

    OpenScan is an open source app that enables users to scan hardcopies of documents or notes and convert it to PDF or JPEG files. Its motto is "No ads. No data collection. We respect your privacy.".

  5. Crow Translate

    • FreeOpen Source
    • Windows
    • Linux

    Crow Translate is a simple and lightweight translator programmed in C++ / Qt that allows to translate and speak text using Google, Yandex and Bing translate API.



  6. Search by Image

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Android
    • Microsoft Edge
    • Google Chrome
    • Opera
    • Firefox

    Search by Image is a Firefox extension which enables you to initiate a reverse image search from the right-click context menu or the browser toolbar, and comes with support for more than 30 search engines.

  7. Capture2Text enables users to quickly OCR a portion of the screen using a keyboard shortcut.

  8. NooBox

    • FreeOpen Source
    • Chrome OS
    • Google Chrome

    A useful Toolbox! Reverse image search with multiple engines + Extract images + Screenshot & Search

  9. Textify

    • FreeOpen Source
    • Windows

    Have you ever wanted to copy some text from a dialog box which doesn’t provide such functionality?

  10. dpScreenOCR

    • FreeOpen Source
    • Windows
    • Linux
    • BSD

    Program to recognize text on screen.

Showing 10 of 15 alternatives