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Study flashcards in your browser, made from your own PDFs and notes

Upload PDFs, DOCX, PPTX, notes or photos of pages and get flashcards with spaced repetition. The free plan includes 3 generations a month, and no credit card is needed to start.

Create flashcards nowFree · No credit card required

Drop files here or browsePDF, DOCX, PPTX, text or photos of your notes · several files with Plus

Free · First set needs no signup · Creates flashcards in seconds

Browser flashcards without the setup

If you found a flashcard web app on GitHub while looking for something you can run yourself, you will probably spend time on installs, dependencies and writing your own card content. DeckOwl skips that part: open it in a browser, upload lecture notes or a textbook chapter, and it drafts flashcards you can review and edit.

Upload PDFs, slides, notes or photos of pages
Cards are drafted from your own material
Spaced repetition schedules your reviews
Study in the browser on the free plan

Example web development and GitHub flashcards

What does git clone do?It copies a remote repository to your machine with its full history and sets the remote as origin.

What is the difference between git fetch and git pull?Fetch downloads new commits without changing your working branch. Pull fetches and then merges or rebases them into the current branch.

What HTTP status code means Not Found?404. The server cannot find the resource at the requested URL.

What does the CSS box model include, from the inside out?Content, then padding, then border, then margin.

What does git stash do?It saves uncommitted changes temporarily so you can switch tasks, and git stash pop reapplies them.

Generate the full set

Works with your files

Upload PDF, DOCX, PPTX, plain text notes or photos of pages. Photos are read with text recognition.

Spaced repetition

Cards come back at growing intervals so you review each one just before you would forget it.

Study in the browser

The free plan runs in your browser with nothing to install. Anki, CSV, PDF and DOCX export are on paid plans.

How it works

Upload your material

Add a PDF, slide deck, document, notes file or a photo of a page.

Generate your cards

DeckOwl drafts flashcards from the text it finds in your material, which you can edit.

Study on a spaced schedule

Review in the browser on a spacing schedule, then export to Anki or CSV on a paid plan.

Web and GitHub topics such as git commands, HTTP status codes and CSS layout suit flashcards well, because each fact has one clear answer. Spaced repetition then brings every card back on a schedule that matches how well you know it.

The free plan gives you 3 generations per month and browser study. Plus, at $39/year or $7.99/month, removes the generation limit and adds PDF, DOCX, Anki and CSV export.

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Frequently asked questions

What should I put on web development flashcards?

Use one fact per card, such as a git command and what it does, an HTTP status code and its meaning, or a CSS property and its effect. Short answers are easier to review every day.

How do I decide which web development terms to memorize first?

Start with the terms your instructor emphasizes or that appear in your assignments, then add cards as each new topic comes up. Reviewing a small, current deck is more consistent than a large one you never open.

Can I export my flashcards to Anki?

Yes, on the Plus plan, which also includes CSV, PDF and DOCX export. The free plan lets you study in the browser without exports.

Do I need to install anything or clone a GitHub repository?

No. DeckOwl runs in your browser and you can start without a credit card. You only need to upload your files.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.