FileProInfo - It's All About Files, Software, Online Tools - 100% Free
Builderhead - Builderhead is a construction management platform for owners, developers, and general contractors.
File-Extensions.org - Large computer file extension library with detailed explanation of each file type with links to download free or associated software programs.
My Renovation - My Renovation app – a powerful managing tool for the construction processes and goals. To-do list for capital construction and home improvement and task manager.
FileInfo.com - FileInfo is the central file extensions registry and contains a database of over 10,000 file types.
DigiBuild - Boost productivity and build trust on construction projects