The 4.0 version of GML Viewer is available as a free download on our website. This free PC software is developed for Windows XP/Vista/7/8 environment, 32-bit version. The default filename for the program's installer is GMLViewer.exe. GML Viewer is included in Home & Hobby Tools. This free software was originally created by Snowflake Software Ltd. The following version: 4.0 is the most frequently downloaded one by the program users.
From the developer:
GML Viewer is a new product created using the core framework of OS MasterMap Viewer and a subset of the generic parsing technology used in the flagship product GO Loader.
You may want to check out more software, such as Phoenix Viewer, Free Microsoft Project Viewer or Free PST Viewer, which might be related to GML Viewer.