r/java is a subreddit with 401k members. The most common kinds of discussions are self-promotion and solution 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
Self-Promotion
: "I built a production-ready Spring Boot 3 starter kit – JWT auth, rate limiting, Swagger, Docker & CI/CD all pre-configured"
3 posts
#2
Solution Requests
: "MediaSort – A simple CLI tool to organize your photos/videos by date (Java, open source)"
1 post
#3
Ideas
: "Integrating Netty with Virtual Threads"
1 post
Popular Topics in r/java
#1
Looking
42 posts
#2
Java
: "Vaadin 25.2 can call browser APIs (clipboard, geolocation, fullscreen) from server-side Java with no JS. Nice abstraction or just write the JS?"
25 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
+32k members(8.7%)
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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/java, 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 12, 2026