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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

7-day 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
Growth overview

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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
Alan Zoppa2014年8月26日
5

This is pretty awesome. Accuracy is pretty ridiculously good, but it has potato resource usage. For now I'm toggling it on and off as needed because it wastes RAM and makes my lap hot.

Language en
1 helpful · 0 not helpful
Alexey Borzui2014年8月24日
4

Спасибо, работает!

Language ru
2 helpful · 1 not helpful
S Ky2014年8月23日
5

用起来很好很方便,不过要翻墙才能用。

Language zh
6 helpful · 1 not helpful
Jack Brouwer2014年8月21日
3

Real hardship to have text selected

Language en
1 helpful · 0 not helpful
WK P2014年8月20日
4

只支持英文,什么时候支持中文就好了

Language zh
11 helpful · 1 not helpful
김주성2014年8月18日
3

한국어는 안되는 것 같아요 영어만 되나 봐요 this is only English not Korean.

Language ko
9 helpful · 1 not helpful
김지홍 (Dexter)2014年8月18日
4

Works well on English, but never works on other languages.

Language en
1 helpful · 1 not helpful
Yu Ting Kwan2014年8月12日
1

only can highlight not accurate at all

Language en
1 helpful · 1 not helpful
李立峰2014年8月9日
5

Will it support Korean detection in future release?

Language en
刘壮2014年8月8日
3

it doesn't work well with chinese

Language en
16 helpful · 6 not helpful