FSRS
Fewer than 5 people recommend it so far, so there's no written verdict. Here is what commenters said.
3recommend
0warn against
Dec 23, 2025first mention
Jul 10, 2026latest mention
Why people recommend it
“This day you don't need Anki for this, just use one of FSRS libraries for scheduling.”
switched from Ankion “A Love Letter to Flashcards”
“we use FSRS, which is the best open algorithm I could find”
Show 2 more
“These days the new hotness is FSRS [1] which Anki uses.”
“use FSRS (Free Spaced Repetition Scheduler).”
learned Russianon “Nabokov's guide to foreigners learning Russian”
Caveats and dissent
No one in these comments warned against it.
Often compared with
Who recommends it in their own words
Threads where it came up
Data: fsrs.json. Quotes are verbatim; the verdict and theme labels are written by a model from these comments, and every clause links to its sources.
All comments 4
“This day you don't need Anki for this, just use one of FSRS libraries for scheduling.”
“we use FSRS, which is the best open algorithm I could find”
“These days the new hotness is FSRS [1] which Anki uses.”
“use FSRS (Free Spaced Repetition Scheduler).”