Arduino IDE 1.x

FlatLaf - Swing Look and Feel (with Darcula/IntelliJ themes support)

A syntax highlighting, code folding text editor for Java Swing applications.

📦 Gradle/Maven plugin to package Java applications as native Windows, MacOS, or Linux executables and create installers for them.

Lightweight, fast, Java-centric Lua interpreter written for JME and JSE, with string, table, package, math, io, os, debug, coroutine & luajava libraries, JSR-223 bindings, all metatags, weak tables…

Building modern, elegant and fast Swing applications

OpenRSC game framework (GitLab mirror)

A syntax highlighting, code folding, programmer's text editor written in Swing. http://bobbylight.github.io/RText/

A library adding code completion and other advanced features for Java, JavaScript, Perl, and other languages to RSyntaxTextArea.