> For AI agents: the complete documentation index is available at https://open-spaced-repetition.github.io/ts-fsrs/llms.txt, the full documentation bundle is available at https://open-spaced-repetition.github.io/ts-fsrs/llms-full.txt.

# ts-fsrs 5.0.0

Published: 2025-05-12 04:55:00 UTC

<div class="release-update-links">

[npmx](https://npmx.dev/package/ts-fsrs/v/5.0.0) · [GitHub Release](https://github.com/open-spaced-repetition/ts-fsrs/releases/tag/v5.0.0)

</div>

[All updates](https://open-spaced-repetition.github.io/ts-fsrs/updates/index.md)

### Historical Release Notes

- Released: 2025-05-12
- Source: [GitHub Release](https://github.com/open-spaced-repetition/ts-fsrs/releases/tag/v5.0.0)
- 1. Upgraded to FSRS-6 algorithm
- 2. New learning\_steps field added to card and revlog
- 3. Added new (re)learning\_steps fields to FSRSParameters
- Feat/FSRS-6 by @ishiko732 in [https://github.com/open-spaced-repetition/ts-fsrs/pull/174](https://github.com/open-spaced-repetition/ts-fsrs/pull/174)
- Chore/update release process by @ishiko732 in [https://github.com/open-spaced-repetition/ts-fsrs/pull/178](https://github.com/open-spaced-repetition/ts-fsrs/pull/178)
- Bump the devdependencies group across 1 directory with 9 updates by @dependabot in [https://github.com/open-spaced-repetition/ts-fsrs/pull/176](https://github.com/open-spaced-repetition/ts-fsrs/pull/176)
- publish to JSR by @ishiko732 in [https://github.com/open-spaced-repetition/ts-fsrs/pull/180](https://github.com/open-spaced-repetition/ts-fsrs/pull/180)
- Feat/(re)learning steps by @ishiko732 in [https://github.com/open-spaced-repetition/ts-fsrs/pull/177](https://github.com/open-spaced-repetition/ts-fsrs/pull/177)
- Chore/upgrade typedocs\&ESM by @ishiko732 in [https://github.com/open-spaced-repetition/ts-fsrs/pull/170](https://github.com/open-spaced-repetition/ts-fsrs/pull/170)
- Feat/checkParameters by @Luc-Mcgrady in [https://github.com/open-spaced-repetition/ts-fsrs/pull/182](https://github.com/open-spaced-repetition/ts-fsrs/pull/182)
- Docs/Readme by @Luc-Mcgrady in [https://github.com/open-spaced-repetition/ts-fsrs/pull/179](https://github.com/open-spaced-repetition/ts-fsrs/pull/179)
- Export types and release 5.0.0 by @ishiko732 in [https://github.com/open-spaced-repetition/ts-fsrs/pull/181](https://github.com/open-spaced-repetition/ts-fsrs/pull/181)