What is Harken Chrome Extension?

Harken is a spaced‑repetition flashcard application that supports text, images, audio, inline code, and code blocks, enabling users to create versatile study cards for subjects such as Japanese, medicine, programming, and personal finance. The Chrome extension automatically generates quiz questions from any web article, allowing users to capture and review content directly from the browser.

Harken’s import feature brings existing Anki decks and review histories into the platform with a single click, preserving learning progress. The responsive web interface lets learners review and build cards on desktop or mobile devices, maintaining consistency across work and study environments.

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Harken Chrome Extension's key features

Spaced repetition flashcard system
Rich card content: images, audio, code
Chrome extension auto‑generates questions
Import Anki decks and history
Cross‑device responsive web app
Built‑in stats and progress charts

Harken Chrome Extension use cases

Generate daily coding interview flashcards from Stack Overflow articles, automatically incorporating code snippets and quizzes to reinforce syntax and best practices
Sync existing Anki decks across devices to create a mobile-friendly study experience with audio prompts for foreign language vocabulary
Analyze study retention statistics to identify weak topics in a university biology curriculum and customize spaced repetition intervals for each concept