supermemo

The premium Open Source alternative to SuperMemo (Commercial)

🎯 Best for:Developers building custom spaced-repetition applications.

What is supermemo?

Replaces proprietary spaced-repetition logic with a clean TypeScript implementation of the SM-2 algorithm. Provides a stateless functional interface for calculating memory decay and next-review intervals.

Tech Stack
TypeScriptEducation & Learning

Why supermemo?

  • Stateless implementation
  • TypeScript types
  • Well-documented algorithm

Limitations

  • Library only
  • No UI
  • Limited to SM-2
3/1/2026
Last Update
24
Forks
0
Issues
MIT
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to supermemo instantly boosts your runway.

Competitor Cost
-$1,440
/ year (est. based on SuperMemo (Commercial))
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

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