r/java is a subreddit with 409k members. The most common kinds of discussions are news and advice requests, and the community frequently discusses looking, java, struggling, project, and hate, and they frequently recommend/review java ide, code editor, and api framework.
News, Technical discussions, research papers and assorted things of interest related to the Java programming language
NO programming help, NO learning Java related questions, NO installing or downloading Java questions, NO JVM languages - Exclusively Java
Popular Themes in r/java
#1
News
: "Quarkus 4.0.0.Beta1 released"
6 posts
#2
Advice Requests
: "I built a Java agent that reconstructs async causal stack traces across thread boundaries and need some feedback"
1 post
Popular Topics in r/java
#1
Looking
42 posts
#2
Java
: "OpenJDK vs. GraalVM vs. Eclipse Temurin vs. Semeru Java Performance"
35 posts
#3
Struggling
8 posts
#4
Project
7 posts
#5
Hate
5 posts
#6
Tutorial
4 posts
#7
Beginner
4 posts
#8
Android
4 posts
#9
Library
3 posts
#10
Tired
3 posts
Products Discussed in r/java
Java Ide
40 reviews
#1
JetBrains
4.6★ from 25 reviews
#2
Apache
4.0★ from 5 reviews
#3
Eclipse Foundation
3.8★ from 5 reviews
Code Editor
21 reviews
#1
IntelliJ IDEA
4.0★ from 6 reviews
#2
Cursor
4.6★ from 5 reviews
#3
GitHub Copilot
5.0★ from 2 reviews
Api Framework
16 reviews
#1
DropWizard
4.0★ from 3 reviews
#2
Vertx
4.5★ from 2 reviews
#3
Jersey
4.0★ from 1 review
Member Growth in r/java
Yearly
+33k members(8.8%)
Similar Subreddits to r/java
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Last updated: October 15, 2026