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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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7-day growthFlat
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Technical snapshot

Version, languages, and crawl freshness

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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
Kirill Ivanov2017年2月6日
5

все путем

Language ru
Nikolay Swift2017年2月3日
1

Распознает текст вообще не так. Даже инглиш не понимает.

Language ru
Josh Wanamaker2017年1月31日
3

This is a brilliant concept which unfortunately is now a dead project. Hasn't been updated in 3 years, it rarely works if ever, and then only with English, and even that's rare. Don't bother installing it.

Language en
2 helpful · 1 not helpful
Griffin Parker2017年1月31日
4

Is this an easter egg? If you click a lot really fast, instead of highlighting it, the blue highlight turns into flames.

Language en
1 helpful · 1 not helpful
Neil Sklar2017年1月22日
1

"Error: No OCR Servers Available"

Language en
1 helpful · 1 not helpful
Greg “Basically Thermite” X2017年1月17日
1

Works great ... on the Project Naphtha demo site. Can't get it to work anywhere else, in particular on images posted to Twitter.

Language en
2 helpful · 1 not helpful
Jim Jennings2017年1月16日
1

all i get are errors saying no ocr servers available

Language en
1 helpful · 1 not helpful
Александр Чугуев2017年1月14日
5

Отличная работа! Аналогов не знаю. Пожелание - распознование ЦИФР (и только их).

Language ru
Mal Tonge2017年1月14日
1

not working at all installed it did not work so i restarted chrome, still does not work. just highlights the whole image does not recognize any text in images what so ever

Language en
0 helpful · 1 not helpful
Hennihenner2017年1月6日
4

It's great! Up to the point that their OCR servers don't seem to work, and therefore only select and copy work. Modify, translate and all that jazz contacts the OCR server which is down or something...

Language en
0 helpful · 1 not helpful