TopStyle

TopStyle is a CSS/XHTML/HTML editor for Microsoft Windows developed by Nick Bradbury and now maintained by Stefan van As. The editor is code-centric rather than WYSIWYG, with integrated support for previews using either the Mozilla Gecko, Internet Explorer Trident, or Apple Inc. Webkit layout engines. The software is available as a commercial version with a trial period. It was announced on October 9th, 2015, that Stefan van As was ending development and support of TopStyle.

History

TopStyle was created by Nick Bradbury. He also created Macromedia HomeSite (then just "HomeSite") in 1995. HomeSite was acquired by Allaire in March 1997, by Macromedia in 2001, and finally (as of 2006) by Adobe Systems. Nick Bradbury left the company to found Bradbury Software in 2003 and created the editor TopStyle and a news aggregator titled FeedDemon. Bradbury Software was acquired by NewsGator Technologies in May 2005. Stefan van As has acquired TopStyle in December 2008.

Features

TopStyle supports HTML, XHTML, and CSS editing in various revisions, along with powerful checking for standards and browser compatibility issues. Checking optionally covers a variety of levels, such as a strict W3C CSS specifications, to issues on a wide variety of browsers. This style checker feature not only provides detailed warning messages but enables the user to visually see if parts of HTML or CSS code would be incompatible with a particular browser.