https://jpdb.io/
Japanese dictionary and spaced repetition system – jpdb
Powerful Japanese dictionary and an all-in-one learning system for kanji and vocabulary.
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https://www.cramberry.study/anki-alternative
Best Anki Alternative 2026 | Easier AI Flashcards + Spaced Repetition
Cramberry is an easier Anki alternative. Generate flashcards from PDFs, notes, and videos with AI, plus built-in spaced repetition. No setup required.
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https://listudy.org/en
Improve your chess game with spaced repetition - Listudy
Improve your chess game on Listudy
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https://flashcardbuddy.com/
AI Flashcard Generator with Spaced Repetition – Flashcard Buddy
Real spaced repetition like Anki, but easier. AI flashcard generation, personal tutor. Free to start, no subscriptions ever.
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https://www.theguardian.com/education/2016/jan/23/spaced-repetition-a-hack-to-make-your-brain-store-information
Spaced repetition: a hack to make your brain store information | Education | The Guardian
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https://mochi.cards/
Mochi - Spaced repetition flashcards
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https://dres.illinois.edu/education/study-skills-and-learning-strategies-resources/spaced-interval-repetition-technique/
Spaced Interval Repetition Technique – Disability Resources and Educational Services
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