Obsidian Study Assist

Create AI flashcards from PDF highlights inside Obsidian.

Features

• Highlight text in PDFs with color-coded pens, including a dedicated flashcard pen.
• Generate flashcards from flashcard highlights using OpenAI.
• Study flashcards in a built-in review view with spaced repetition.
• Export all PDF annotations to a markdown file grouped by color.

Screenshots

How To Use

1. Open a PDF in Obsidian.
2. Select text and click a color button in the PDF toolbar to create a highlight.
3. For flashcards, use the Flashcard color.
4. Run "Generate flashcards from PDF flashcard highlights" from the command palette.
5. Study with "Open flashcard study view".
6. Export annotations with "Export current PDF annotations to markdown".

Settings

• OpenAI API key: required for flashcard generation.
• Model: defaults to gpt-5.1.
• Storage folder: where highlights, flashcards, and progress are stored (default: .flashcards).

License

MIT