OCR - Image Reader is a Firefox browser extension that performs optical character recognition (OCR) on selected regions of a window using the Tesseract.js and IBM Granite Docling engines.
Why it matters
API Docs
overview
OCR - Image Reader is a optical character recognition (OCR) tool developed by Brian Girko that enables Firefox users to extract text from images and restricted web content. It operates as a browser extension, leveraging the Tesseract.js and IBM Granite Docling engines to convert visible text within selected screen regions into editable digital format.
features
OCR - Image Reader integrates several features designed for efficient in-browser text extraction. It utilizes advanced OCR engines and supports a wide array of languages, ensuring broad applicability for users needing to digitize text from various sources.
use cases
OCR - Image Reader is primarily designed for web development and IT professionals, as well as general users requiring reliable text extraction capabilities directly within the Firefox browser environment. Its local processing and broad language support make it suitable for various text digitization tasks.
how to use
To begin using OCR - Image Reader, users must install the extension from the Mozilla Add-ons store. Once installed, the tool can be activated to select a screen region and initiate text recognition.
pricing
OCR - Image Reader is available as a free extension. While some historical data suggested a 'Subscription' license, current official sources, including the Firefox Add-ons page, confirm it is provided without cost.
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Similar Tools
OCR - Image Reader competes within the browser-based OCR extension market, offering local processing and broad language support. Its primary distinction lies in its Firefox-specific integration and the use of both Tesseract.js and IBM Granite Docling engines.
Allows users to copy text from videos, PDFs, images, and more by selecting an area, optimized for technical text and code.
Provides a very similar 'select and copy' workflow to OCR - Image Reader, but is primarily a Chrome extension and is particularly noted for its ability to preserve code formatting.
Performs offline OCR directly on your computer, supporting 8 languages, and allows editing of extracted text before copying.
Like OCR - Image Reader, it performs local OCR using Tesseract. It differentiates by offering more post-processing options for the extracted text and explicitly states no network requests are made.
Extracts text from any image on a webpage using local OCR processing (Tesseract.js WASM), with options for right-click, screenshot, or region selection.
Directly comparable as it also uses local Tesseract.js for OCR on selected regions, offering a very similar privacy-focused, in-browser experience to OCR - Image Reader.
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