Both tagged functional-programming, scala.
RepoClash › Functional Programming rivals
RepoClash · the open-source arena
lila vs scalaz
Functional Programming rivals. Both tagged functional-programming, scala. Six rounds of real GitHub data, an AI referee, and the crowd picks a side.

lichess-org/lila: 18,971 stars, Scala. ♞ lichess.org: the forever free, adless and open source chess server ♞
scalaz/scalaz: 4,670 stars, Scala. Principled Functional Programming in Scala
lila vs scalaz: tale of the tape
GitHub data as of November 11, 2026lila has 4.1 times as many GitHub stars as scalaz (18,971 vs 4,670). In the last 6 days, lila gained more stars: +28 (+0.1%) against +0 (+0.0%) for scalaz. The latest push was to lila on Nov 11, 2026. scalaz is the older project (created January 2010), lila started in February 2012. Both are written mainly in Scala.
| lichess-org/lila | scalaz/scalaz | |
|---|---|---|
| Stars | 18,971 | 4,670 |
| Stars gained, last 6 days | +28 | +0 |
| Growth, last 6 days | +0.1% | +0.0% |
| Avg. stars per day since creation | 4 | 1 |
| Forks | 2,809 | 695 |
| Open issues | 1,274 | 157 |
| Best Repocharts rank today | #3 in Scala | #31 in Scala |
| Language | Scala | Scala |
| License | AGPL-3.0 | – |
| Created | Feb 21, 2012 | Jan 16, 2010 |
| Last push | Nov 11, 2026 | Nov 10, 2026 |
Quick answers
Which is more popular, lila or scalaz?
lila has 4.1 times as many GitHub stars as scalaz (18,971 vs 4,670) (Repocharts data as of November 11, 2026).
Which is growing faster, lila or scalaz?
In the last 6 days, lila gained more stars: +28 (+0.1%) against +0 (+0.0%) for scalaz.
Which is more actively developed?
The latest push was to lila on Nov 11, 2026.
What languages are lila and scalaz written in?
Both are written mainly in Scala.
How does RepoClash compare lila and scalaz?
RepoClash scores both repositories in six rounds (popularity, momentum, activity, community, maintenance and freshness) from public GitHub data, adds an AI referee's verdict and lets developers vote for their favorite. Star counts are updated daily.