Besides the well-known poeditor : https://poedit.net/ you can also install gted in Zend Studio. Although somewhat outdated, one can still install this tool from this source (via help/install new software):
http://gted.sourceforge.net/update/
Screenshot
Wordwrap in Zend Studio 13
End of Windows 10: An Era Closes, But Alternatives Remain Available
Copilot Chat in Visual Studio Code
zend studio 13.6 make .htaccess and .zfproject.xml appear