

-
weblaf
WebLaF is a fully open-source Look & Feel and component library written in pure Java for cross-platform desktop Swing applications.
WebLAF is licensed under the GNU General Public License v3.0, which rules it out for many, many projects.
-
CodeRabbit
CodeRabbit: AI Code Reviews for Developers. Revolutionize your code reviews with AI. CodeRabbit offers PR summaries, code walkthroughs, 1-click suggestions, and AST-based analysis. Boost productivity and code quality across all major languages with each PR.
-
jclasslib
jclasslib bytecode editor is a tool that visualizes all aspects of compiled Java class files and the contained bytecode.
FlatLaf is already used in a lot of open-source and commercial applications. To name only a few: Apache NetBeans, jclasslib, KeyStore Explorer, install4j, DbVisualizer, MagicPlot, OWASP ZAP. Here is a longer list.
-
I'm a total noob so bare with it, but I used it for my simple project a while ago https://github.com/KiwiCode-s/Simple-line-splitter-a
-
IntelliJ has its own Laf called DarculaLaf, which is part of the IntelliJ Platform. Unfortunately it heavily depends on the platform and it is not possible to use DarculaLaf in own applications.
-
soapui
SoapUI is a free and open source cross-platform functional testing solution for APIs and web services.
-
Simple-line-splitter-gui
Split a file into multiple based on amount of lines. Made with Java and Swing.
For example my Swing project using a Jar file the only lines of code I needed are on line 20 & line 35 in my main class ->https://github.com/KiwiCode-s/Simple-line-splitter-gui/blob/master/src/MainViewer.java
-
https://github.com/JFormDesigner/FlatLaf#download
-
Nutrient
Nutrient – The #1 PDF SDK Library, trusted by 10K+ developers. Other PDF SDKs promise a lot - then break. Laggy scrolling, poor mobile UX, tons of bugs, and lack of support cost you endless frustrations. Nutrient’s SDK handles billion-page workloads - so you don’t have to debug PDFs. Used by ~1 billion end users in more than 150 different countries.