Tk platform implementation for Scintilla text widget
...It is modeled after the Tk text widget for common or similar operations. There are also additional subcommands unique to Scintilla's features. See the ScintillaTk man page for more details. This extension was developed using Tcl/Tk 8.5.
GOSH takes an Usenet-styled ASCII text as input and generates Latex-code, HTML, or Man-pages. Its transformation is easily customizable, which makes GOSH suited for creating web content, papers, letters, and technical documentation.
Metallah ia a Web-based man page viewer. It has a thought out user interface, visual options tuning, and the ability to properly display localized manual pages.