The developer used JEXT ( a Java - based text editor ) at his company but , dissatisfied with its poor performance , he began to develop a text editor written in C++ with Scintilla .
Notepad++ was developed by Don Ho in September 2003 .
The developer used JEXT ( a Java - based text editor ) at his company but , dissatisfied with Notepad++ 's poor performance , he began to develop a text editor written in C++ with Scintilla .
Notepad++ was developed by Don Ho in September 2003 .