That has changed somewhat. Among other innovations, Visual Studio Code now has good support for editing, running, and debugging Java code through a set of Java-specific extensions.

Microsoft open sourced a Java debugger it developed for the lightweight, open source Visual Studio Code editor. About a month ago, the company released the VS Code extension to provide Java debugging, ...

Rather than calling it a graphing or histogram toolkit, Prefuse is described as a “visualization toolkit”, indicating that its product brief aims somewhat higher than the usual open-source graphical ...