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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

User growth 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

Recent review snapshot

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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
Anonymous user2014年7月15日
1

垃圾垃圾垃圾垃圾垃圾

Language zh
0 helpful · 1 not helpful
Abdulrahman A2014年7月13日
5

It works fine. Thank you

Language en
2 helpful · 1 not helpful
Николай Гусев2014年7月12日
2

Не переводит текст, пишет, что какая-то ошибка и нужно обратиться к автору.

Language ru
6 helpful · 8 not helpful
Werner Beroux2014年7月11日
5

I like the privacy section. Basically nearly all is done client-side and by default selecting text will just lookup that image URL's OCR results, and that can even be disabled for more privacy but less good OCR.

Language en
7 helpful · 2 not helpful
Aleksander Todorov2014年7月1日
4

I like this extension, but it has huge memory leak - more than 1 GB.

Language en
Yowan Rajcoomar2014年6月28日
5

Works as intended but the memory usage could be improved.

Language en
1 helpful · 0 not helpful
LI YUN LO2014年6月26日
5

On fire!

Language en
2 helpful · 0 not helpful
Christian Waidner2014年6月24日
3

Really nice, but I have a one important suggestion: - Enable/disble via icon because it is very annoying if every picture is selectable (try right clicking for picture menus or X-ing a JS-Image-Popup)

Language en
2 helpful · 1 not helpful
H Ng2014年6月23日
3

needs to handle table data better, where every cell has a border around it. Still it is an ambitious tool, and has worked somewhat ok for clear tasks, like meme motivator-style pictures, and other clearly defined text images

Language en
1 helpful · 0 not helpful
Chris Lentner2014年6月23日
3

I really like this extension, but it has a horrible memory leak - I just caught it at half a GB.

Language en
3 helpful · 0 not helpful