: This tool supports files up to 5MB (or 10MB with a free sign-up) and renders the page instantly in your browser without requiring software.
The fastest way to view an SHTML file is through a browser-based viewer. These tools render the code instantly and often provide a side-by-side view of the source code and the visual output. view shtml free
Most modern browsers can open SHTML files directly, though they may only display the static content (ignoring the server-side includes). : This tool supports files up to 5MB