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Palimpsest

ExtensionEducation5 users
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Overview

Brings Palimpsest to any page or YouTube video in the language you're learning, so practice doesn't stop when you leave the app.

Palimpsest is for intermediate, advanced and heritage learners. It models what you already know in the language you're learning and builds your practice from there. This extension takes that practice to the pages you read and the videos you watch, so it doesn't stop when you leave the app. ON ANY PAGE • Click a word for a definition in the language you're learning, written with words you already know, plus its English meanings. For Russian, the popup also shows the word's inflections. • The popup shows how well you know the word, from "New to me" to "Second nature", and whether that came from you, from your practice or from an estimate. Move the slider if it's wrong. Reject a word, or flag it for a future flashcard deck. • Select a few words and right-click to add the phrase to your flashcards. • Flashcards that are due, from Palimpsest or from Anki, are marked where the word appears. Click, answer, and the review counts, as in the app. • Words are highlighted by how well you know them: the stronger the highlight, the newer the word. Words you know stay plain. • Save any page to your Palimpsest library with one click. ON YOUTUBE • A captions panel beside the video shows the captions in the language you're learning, highlighted and clickable, and follows the video. It pauses the video while you look a word up. • The lines you heard count toward your scores. Save the video, captions and all, to study it in the app. YOUR READING COUNTS Words you read or hear without looking them up count toward your scores, as reading in the app does. You can switch this off in Palimpsest Settings. PRIVATE BY DESIGN The extension reads pages on your computer and stops at any page that isn't in one of your languages. It never sends us a page's address or text unless you press Save or flag a phrase for your flashcards. What it does send is words, in batches mixed across pages. For Spanish, French and German it works from a word pack downloaded to your computer, and words the pack doesn't recognize are sent without your account attached. No analytics, no advertising. Full details: https://palimpsest.tech/frontend/extension-privacy.html NEEDS A PALIMPSEST ACCOUNT Create a free account at https://palimpsest.tech and add the language you're learning. Then go to Settings → Browser extension, make a token, and paste it into the extension. Works for Russian, Spanish, French and German. The built-in Russian dictionary is derived from OpenCorpora (CC BY-SA 3.0) and wordfreq (CC BY-SA 4.0), and those dictionary files are shared under the same licenses. The analyzer is Az.js (MIT).

Details

  • Version
    0.2.0
  • Updated
    October 26, 2026
  • Size
    6.4MiB
  • Languages
    English (United States)
  • Developer
    Website
    Email
    gcthieroff@gmail.com
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

Manage extensions and learn how they're being used in your organization

Palimpsest has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.

Palimpsest handles the following:

Authentication information
Web history
User activity
Website content

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes
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