A tool to help eliminate NullPointerExceptions (NPEs) in your code
Symja - Java computer algebra language & symbolic math library
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
Encrypt and manage secret text data
Your simple RTF editor completely in Java
EditText in Material Design
Consilium – User Defined sentence Suggestion Tool.
a font chooser component for java.
a gui based property file editor in java. for java.
a java based text editor