Top 18 Java java-17 Projects

record-builder

1 36 899 8.7 Java

Record builder generator for Java records

Project mention: JEP Draft: Prepare to Make Final Mean Final | news.ycombinator.com | 2025-04-01
Stream

getstream.io featured

Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.
spring-kata

2 1 479 4.2 Java

Code katas for learning Spring® and Spring Boot.
eclipse-collections-kata

3 2 440 3.1 Java

Eclipse Collections Katas
java-new-features

4 1 341 7.1 Java

Exploring Java new features from 8 to 26
Chuu

5 6 188 5.3 Java

Last.fm bot for discord
modlauncher

6 8 179 3.9 Java

Java 21 mod launcher
spring-examples

7 1 123 0.0 Java

Java 17 and Spring-Boot examples and demo projects. (by jveverka)
InfluxDB

www.influxdata.com featured

InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
rekex

8 16 66 0.0 Java

PEG parser generator for Java 17 - grammar as algebraic datatypes
ImagineBreaker

9 1 55 7.0 Java

Java 9-25 Hackery, destroys module system + reflection filters
elementary

10 1 45 1.3 Java

A suite of libraries that simplify creating and unit testing annotation processors. (by Pante)
modulefs

11 2 38 6.7 Java

A file system implementation to access the contents of Java modules in a unified way.
demos-java

12 3 22 9.6 Java

From Java 11 to Java 25 - new features in practical examples

Project mention: Reflections of Hacktoberfest | dev.to | 2025-11-03

Java Demos
expressive-java

13 6 14 2.9 Java

Example of matching Scala's case class expressiveness in Java 8, Java 15 and Java 17
multi-vector-hnsw

14 2 10 7.3 Java

A Java implementation of HNSW with multi-vector search support

Project mention: Show HN: Multi-Vector HNSW in Pure Java | news.ycombinator.com | 2025-07-15

Hi everyone,
I created a Java library called Multi-Vector HNSW, which includes an implementation of the HNSW algorithm with support for multi-vector data. It’s written in Java 17 and uses the Java Vector API for fast distance calculations.
Project's GitHub repo, in case you want to have a look: https://github.com/habedi/multi-vector-hnsw
spring-boot-open-telemetry-demo

15 1 5 8.7 Java

Spring Boot Open Telemetry Demo
advent-of-code-2022

16 2 4 10.0 Java

Java 17 solutions for the 🎄 Advent of Code 2022 (by CasvanDongen)
amaya-core

17 1 3 7.5 Java

An amaya framework module that implements a web application and its infrastructure.
springboot-orders-process-service

18 1 0 2.3 Java

Make an order process in coffee shop in spring boot3, postgresql, liquidbase, docker,...
SaaSHub

www.saashub.com featured

SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

Java java-17 discussion

Java java-17 related posts

My First Open Source PR — Done During Hacktoberfest 2025!

1 project | dev.to | 2 Oct 2025
I'm transitioning to Java/SpringBoot after about one year and a half of experience with Python/Django. What advice would you give me?

2 projects | /r/java | 21 Apr 2022

Index

What are some of the best open-source java-17 projects in Java? This list will help you:

#	Project	Stars
1	record-builder	899
2	spring-kata	479
3	eclipse-collections-kata	440
4	java-new-features	341
5	Chuu	188
6	modlauncher	179
7	spring-examples	123
8	rekex	66
9	ImagineBreaker	55
10	elementary	45
11	modulefs	38
12	demos-java	22
13	expressive-java	14
14	multi-vector-hnsw	10
15	spring-boot-open-telemetry-demo	5
16	advent-of-code-2022	4
17	amaya-core	3
18	springboot-orders-process-service	0