The next generation Javascript WYSIWYG HTML Editor
Low-code programming for event-driven applications
A web based file manager, web IDE / browser based code editor
Online EditorX
Cross-platform, open source, and super fast MUD client with scripting
Modern, easy and powerful Flat-File CMS
Document management system developed for the IT team
Unicode-XML-TEI text/corpus analysis platform
A Script Language for Web, Linux and Windows
SCADA HMI for substations, IoT and automation applications
Create Web Based Forms Quickly, With In-built DB, For All Your Teams
RAD Tool and IDE for PHP, JSP, ASP, C++ and Java Swing
phpFileManager a complete filesystem management tool on a single file.
Web based File Manager in PHP, Single File and light weight
An open source search engine with RESTFul API and crawlers
Web-editor
Simple and Advanced Content Management System based on phpnuke.
Browser based code editor, allowing you to code from anywhere
Free open source CMS operating on Drag&Drop
HTML5 editor, free and open-source website builder based on Silex
Free online HTML website builder
FCKeditor Editor
UEditor
Not only a text editor, but both aski, and rich text files possible.