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Project Naptha icon

Project Naptha

Highlight, copy, edit, and translate text from any image on the web.

Users100KCurrent public install base
Rating3.6Store average score
Reviews1,802Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

Project Naptha Media preview

2 assets
Trend

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User Growth Over Time

100K100K100K100K100K2026年7月16日2026年7月19日2026年7月22日Latest: 100K
Rating trend

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7-day rating change

Start
3.58
Latest
3.58
7-day rating change
0.00
3.483.533.583.633.682026年7月16日2026年7月19日2026年7月22日Latest: 3.58
2026年7月16日2026年7月22日
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Technical snapshot

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Version0.9.7
ManifestV3
Size4.68MiB
Languages1English (United States)
Published
Store updated
Last crawled
English (United States)
Overview

Product summary

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Live Demo: http://projectnaptha.com/

Project Naptha automatically applies state-of-the-art computer vision algorithms on every image you see while browsing the web. The result is a seamless and intuitive experience, where you can highlight as well as copy and paste and even edit and translate the text formerly trapped within an image.

Words on the web exist in two forms: there’s the text of articles, emails, tweets, chats and blogs— which can be copied, searched, translated, edited and selected— and then there’s the text which is shackled to images, found in comics, document scans, photographs, posters, charts, diagrams, screenshots and memes. Interaction with this second type of text has always been a second class experience, the only way to search or copy a sentence from an image would be to do as the ancient monks did, manually transcribing regions of interest.

You can watch as moving your cursor over a block of words changes it into the little I-beam. You can drag over a few lines and watch as a semitransparent blue box highlights the text, helping you keep track of where you are and what you’re reading. Hit Ctrl+C to copy the text, where you can paste it into a search bar, a Word document, an email or a chat window. Right-click and you can erase the words from an image, edit the words, or even translate it into a different language.

Security & Privacy: Project Naptha handles OCR and text detection locally on your computer. When highlighting text, the extension checks a remote server to determine whether a public high quality transcription exists using a cryptographic hash of the URL (this includes no cookies, user tokens, or any identifying information, and the server is incapable of storing access logs). For more information, read the section on security and privacy on http://projectnaptha.com/

Reviews

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Store average score3.6Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average3.1Average computed only from synced review bodies below
Reviews with text938Synced review bodies
Total ratings / reviews1,802Chrome Web Store public rating/review count

Store average score: 3.6. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

5
336
4
123
3
108
2
86
1
285
Rahul Bhatt2021年11月17日
1

This ain't working properly at all!!

Language en
Stanlly Stanlly2021年11月9日
2

Good idea, bad execution. Idk what it's use case is even supposed to be considering how inconsistent this extension is. It's very inconsistent with a lot of things, tried to select words off of a screenshot of a document to give it the best chance of working and it sometimes misses only a few letters or outright can't recognize half the selected text. Its use case for comics is even worse since it sometimes just decides that a random part of the picture is text and doesn't recognize many fonts very well. There's also this consistent error on some sites where it says OCR servers are unavailable and due to the limited documentation that I've been able to find (the FAQ literally lead to a 404), makes this extension a massive wasted potential. If you want a way more reliable text recognition extension that actually works with most things, try Copyfish OCR, when you click on it, it lets you capture a region of the screen and tries to recognize the text. Worst case situations it gets pretty much the same output as Naptha, best case scenario, it works on most things and has overall better text recognition.

Language en
Rodrigo Colazo2021年11月9日
1

no hace nada.

Language es
3 helpful · 1 not helpful
Gaurav Singh Parihar2021年11月8日
2

This Extension just copy the text of an image only and while using the other options it showing some error.

Language en
Somesh Shenoy2021年11月8日
1

extension didnt work on any website

Language en
1 helpful · 0 not helpful
Samuel Alano2021年11月8日
5

This is LEGENDARY!!!!!!!!! EVEN THO I ALMOST CAN'T HIGHLIGHT SMALL WORD BUT OVERALL VERY GREAT

Language en
Graham Kilmer2021年11月7日
2

it didn't work 2 stars

Language en
blke2021年11月6日
1

Doesn't work. The icon is grayed, and the text on images don't select.

Language en
1 helpful · 0 not helpful
Jay Chong Yen Jye (iamJayChong)2021年11月5日
1

Not accurate at all even thought a simple phrase like "You There" at a white blank background also cannot detected correctly. Sorry. Idea is good anyway.

Language en
khako VI2021年11月4日
1

It didn't work at all. It might just be me but most of the time it didn't even highlight text. And when it DID work, heres the result: .r| t+.|C?r1 tlr |?irt tl!K;| i(:l t!i*l , VV'ht l-L` hin? R T+'hnt clrh FLLt Am I doing something wrong?

Language en