I understand your need for a user-friendly HTML editing software that is similar to SharePoint Designer 2003. I would recommend checking out Adobe Muse as an alternative. It provides a visual interface that allows you to design websites without the need for extensive HTML coding knowledge. With its intuitive WYSIWYG editor, you can easily create and update webpages for your company's knowledge base website. Give it a try and see if it suits
koowspin echatrandom your needs. If you have any further questions or need additional recommendations, feel free to ask.