r/scala is a subreddit with 57k members. The most common kinds of discussions are advice requests and ideas, and the community frequently discusses scala, looking for, sbt, java, and release, and they frequently recommend/review api framework and ui library.
Popular Themes in r/scala
#1
Advice Requests
: "Free book: "Design with Types" — the Scala 3 type system tutorial I wished existed when I kept hitting unexplained walls"
5 posts
#2
Ideas
: "Zero-Cost Type Class Derivation for Scala 3 Opaque Types using =:= Evidence"
1 post
#3
Money Talk
: "Rock the JVM Black Friday offer"
1 post
#4
Self-Promotion
: "Showcase: I built a high-concurrency Fraud Detection Engine using http4s + Cats Effect (Source Available)"
1 post
#5
News
: "Expecty 0.17.1 released"
1 post
Popular Topics in r/scala
#1
Scala
: "The Sovereign Tech Fund Invests in Scala"
357 posts
#2
Looking For
35 posts
#3
Sbt
: "Sbt 2.0.0-RC9 released"
35 posts
#4
Java
: "What totally sucks to me about Kotlin is that it will never let you forget about Java. Is Scala the same way?"
17 posts
#5
Release
13 posts
#6
Intellij
: "Intellij Scala Plugin in 2025 | The Intellij Scala Plugin Blog"
10 posts
#7
Ai
: "Programming Languages in the Age of Ai Agents"
9 posts
#8
Released
: "Pekko 2.0.0 M1 just Released"
8 posts
#9
Job
: "Job-focused list of product companies using Scala in production — 2026 (ReadyToTouch)"
7 posts
#10
Spark
7 posts
Products Discussed in r/scala
Api Framework
26 reviews
#1
Http4s
4.3★ from 3 reviews
#2
Play Framework
4.5★ from 2 reviews
#3
Play
4.0★ from 2 reviews
Ui Library
1 review
#1
JavaFX
4.0★ from 1 review
Flair Used in r/scala
#1
[Dotty]
: ":)"
5 posts
#2
[Scala Native]
: "Monitor Scala resource utilization - polyvariant/scala-monitor"
2 posts
#3
metaprogramming
: "Scala metaprogramming, reflection beyond mirrors by Kalin Rudnicki @ Func Prog Sweden"
2 posts
#4
[Scala.js]
: "Open-sourcing ShipReq – a requirements platform written in FP Scala/Scala.js"
1 post
#5
fp-effects
: "To Effect or Not to Effect - a Scala Perspective by Daniel Ciocîrlan @FuncProgConf"
1 post
Member Growth in r/scala
Yearly
+2k members(4.2%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/scala, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: July 22, 2026