Education extensions

Security reviews of 317 Education browser extensions, each rated on what its code does when it runs.

  1. Attendance for Google Meet™

    Free Software Apps

    Clean

    This extension captures Google Meet attendance and creates dated records for meetings.

  2. Coursology

    Coursology

    Medium

    Coursology sends selected text and tab screenshots to its AI API and stores user-uploaded files publicly on Vercel Blob storage.

  3. DuoCards

    DuoCards

    Clean

    Translate selected browser text and save words or phrases to a DuoCards deck.

  4. lingopie-%E2%80%93-learn-language

    Lingopie

    Low

    Lingopie intercepts Netflix and Disney+ subtitle tracks and sends the caption text to its own servers for translation.

  5. Mazii: Japanese Dictionary & Translate

    Language Learning

    Clean

    Looks up and translates Japanese words and selected sentences while you browse.

  6. Pangram AI Detection

    Pangram Labs

    Clean

    Pangram AI Detection lets any website replace its saved Pangram session through an unauthenticated message bridge.

  7. Relingo - Master vocabulary while browsing websites and watching YouTube

    Lesslab

    Low

    Relingo runs on every page and sends words and sentences you select to its own API and to third-party dictionary and translation services.

  8. Snipo

    Dmytro Nabok

    Medium

    Snipo transmits a persistent user UUID and IP address to Mixpanel on every page load across all websites.

  9. 10ten Japanese Reader (Rikaichamp)

    Birchill

    Clean

    Looks up Japanese words on text pages with dictionary popups and reading support.

  10. AI Math Solver & Calculator - Symbolab

    Medium
  11. AMBOSS: Medical Knowledge Everywhere

    AMBOSS

    Clean

    This extension adds pop-up explanations for medical terms on webpages you visit.

  12. Auto Typer

    hello

    Clean

    Auto Typer sends user-enabled sentence rewrites to a Supabase function endpoint.

  13. BeeLine Reader

    BeeLine Reader

    Medium

    BeeLine Reader sends the full URL of each active page to Google Analytics via a tracking pixel for free and trial users.

  14. Klarway

    Klarway

    Medium

    Klarway continuously captures screen video, webcam footage, and audio during exams and transmits them to its backend, while broadcasting session credentials to all page scripts.

  15. Leeco AI

    Preplaced

    Medium
  16. NotebookLM Quiz Exporter

    keemanxp

    Clean

    Exports Google NotebookLM quizzes to document, spreadsheet, LMS, flashcard, and quiz formats.

  17. Open Research Button

    PaperPanda

    Clean

    Finds free, legal PDF versions of academic papers from their DOI.

  18. Pi Lens - Notes, PYQs, Quizzes and more on Youtube

    Pi Lens Team

    High

    Pi Lens reports authenticated YouTube playback progress to pi-lens-api.penpencil.co on play, seek, and page leave.

  19. Pronounce Extension

    Pronounce

    Low

    Pronounce records microphone audio on any website and streams it to its servers, and sends page domains to Mixpanel.

  20. SmartSolve - AI Homework Tutor

    SmartSolve

    Medium

    SmartSolve captures screenshots and selected text from any tab and transmits them to api.smartsolve.ai, while suppressing browser events to conceal itself from exam platforms.

  21. Cambridge Dictionary Lookup

    Nam Nguyen Hoai

    Clean

    Cambridge Dictionary Lookup sends selected text to Cambridge Dictionary when you choose its lookup menu item.

  22. Chess Helper (chess.com)

    Clean

    Chess Helper (chess.com) sends Chess.com board positions to stockfish.online for move recommendations.

  23. Enable JavaScript

    Free Useful Apps

    Clean

    This extension toggles JavaScript on or off for the current Chrome tab with a toolbar button.

  24. French Accents

    Mais

    Clean

    This extension lets you copy French accents and symbols without switching keyboard layouts.

  25. Jenni

    marc

    Medium
  26. Jobscan

    Jobscan

    Medium
  27. LeetCode Video Solutions

    Soumya Ranjan Mohanty (geekysrm)

    Low

    LeetCode Video Solutions renders video-search results from lvsapi.soumya.dev as HTML on LeetCode problem pages.

  28. LibrusPro

    Maks Kowalski

    Clean

    LibrusPro fetches student profile, timetable, grade, and attendance records from Synergia for its Librus features.

  29. NetflixDualSubtitle

    niko

    High

    Netflix Dual subtitle for learning languages loads Netflix page code from Google Cloud Storage when a remote manifest enables it.

  30. netflix-%E5%90%8C%E6%99%82%E5%AD%97%E5%B9%95%E3%81%A7%E8%8B%B1%E8%AA%9E%E5%AD%A6%E7%BF%92

    niko

    Medium

    Netflix 同時字幕で英語学習 stores a Google Sign-In ID token in Netflix page localStorage.

  31. PDF Viewer

    Free Software Utilities

    Clean

    View PDF files in the browser and add simple edits like highlights and remarks.

  32. Quizard AI - Homework Tutor

    Quizard AI

    Clean

    Quizard AI - Homework Tutor injects a Google Fonts stylesheet into pages where its content script runs.

  33. Science Research Assistant

    Science Research Tools

    Clean

    This extension helps search scientific sources and analyze selected webpage text for research.

  34. t%E1%BB%AB-%C4%91i%E1%BB%83n-ti%E1%BA%BFng-nh%E1%BA%ADt-jp

    Hoàng Hiệp

    Clean

    Từ điển tiếng Nhật JP translates selected or hovered page text by sending it to Google Translate.

  35. AIR MATH - Homework Helper (Solver on Web)

    Riiid

    Clean

    AIR MATH captures cropped visible-tab screenshots and uploads them to its AIR MATH storage service.

  36. AnswersAi - Snap & Solve

    answersai.com

    Clean

    AnswersAi sends submitted chat prompts and solved question-and-answer content to Mixpanel analytics.

  37. Convert Gmail™ to PDF (locally)

    rynu.smith

    Clean

    Converts Gmail messages and selected threads into PDF files locally.

  38. Crowdly

    undrfined

    Medium
  39. Easy Quiz Poly

    Truong Fi

    Critical

    Easy Quiz Poly captures login credentials and session cookies from supported school sites and sends them to api.quizpoly.xyz.

  40. Jump Cutter

    WofWca

    Clean

    Automatically skips or fast-forwards silent parts of videos in real time.

  41. Kiwix JS

    kiwix-js-publishers

    Clean

    This extension lets you read downloaded Kiwix ZIM archives offline in the browser.

  42. Lofi Girl

    Lofi Girl

    Low

    Lofi Girl contacts geolocation-db.com from its popup to infer the user's country on first open.

  43. math-solver-for-chrome-%E2%80%93

    mathsolverapp24

    Clean

    Math Solver for Chrome uploads user-selected screenshot regions to Mathway Solver for OCR and problem solving.

  44. Open with Google Docs

    Free Software Extensions

    Clean

    This extension opens documents, spreadsheets, and presentations with Google Docs.

  45. Oxford Dictionary Lookup

    Nam Nguyen Hoai

    Clean

    Look up selected text in Oxford Learner’s Dictionaries from the right-click menu.

  46. Quizwiz

    Quizwiz

    Low

    Quizwiz lets any visited page command its content script to overwrite your clipboard text.

  47. Read Pronunciation: English & French

    The Developer of Read Pronunciation

    Clean

    Read Pronunciation sends selected text and sentence context to proactive.im for AI pronunciation and flashcard features.

  48. STUDY4

    STUDY4

    Low

    STUDY4 lets webpages trigger extension-privileged dictionary lookups to its configured dictionary providers.

  49. Snippet Highlighter - Web & PDF

    Adolix

    Low

    Snippet Highlighter accepts webpage messages that can create, edit, or delete signed-in snippets on gosnippet.com.

  50. Sound Recorder

    EonF Media SL

    Medium

    Sound Recorder loads a bundled ad SDK that reports the origin of every page you visit to a third-party ad server.

  51. Translate

    Sparsh

    Clean

    Translate sends user-selected page text to Google Translate when its context-menu translation action runs.

  52. Translator - translation of selected text

    chergav

    Low

    Translator sends selected text and a stored generated email identifier to MyMemory for translation.

  53. Udemy Subtitle Translator - Yakuu

    Orz99

    Clean

    Udemy Subtitle Translator - Yakuu sends Udemy subtitle text to Google Translate for automatic translation.

  54. ordbogen.com

    Ordbogen A/S

    Clean

    Look up selected words on ordbogen.com from Chrome.

  55. Betterizer

    Rob Noorda

    Clean

    Adds keyboard shortcuts and focus improvements for grading in Canvas SpeedGrader.

  56. FluentAI: Dual Subtitles for Netflix & more

    FluentAI

    Low

    FluentAI accepts page messages that can trigger authenticated translation requests.

  57. Japanese Dictionary JP

    Hoàng Hiệp

    Medium

    Japanese Dictionary JP creates ezse.net grade links containing transcript and grade-table data from student pages.

  58. Leetcode Explained

    zjdevelops

    Clean

    Leetcode Explained sends LeetCode problem text and editor code to OpenAI when you ask it to analyze or fix code.

  59. Magicslide.app

    MagicSlides App

    Clean

    Magicslide.app sends the active tab URL or selected page image to MagicSlides services when you use its toolbar actions.

  60. Test Bro - Smart Web Test Assistant, Exam Helper & Homework Quiz Solver

    pidevex

    Clean

    Test Bro sends selected text, LinkedIn quiz content, and selected screenshot regions to api.testbro.app for answers.