Pinegrow - A professional visual editor for Bootstrap 4 and 3, Foundation, responsive design, HTML, and CSS. Convert HTML to WordPress themes.
MediaWiki - MediaWiki is a free software wiki package written in PHP, originally for use on Wikipedia.
BlueGriffon - An HTML editor based on Mozilla rendering engine.
TiddlyWiki - a non-linear personal web notebook
Webflow - Build dynamic, responsive websites in your browser. Launch with a click. Or export your squeaky-clean code to host wherever you'd like. Discover the professional website builder made for designers.
Confluence - Confluence is content collaboration software that changes how modern teams work