Hereditary Societies
Within each significant genealogy time period there can be various societies that you can become a member. The Revolutionary War definitely qualifies. There are two major societies that are connected to the Revolutionary War:
These societies have much history and are specialized. Since they only deal with the Revolutionary War their information can be properly vetted and tends to be accurate. Each ancestor must be properly documented and over time each patriot has been properly investigated to see if they were soldiers in the American Revolution.
While not everything on these websites are free, much is. The information provided can give you access to records that you may not have known existed.