JSON.net in .NET land was this type of dependency for many years. It was maintained largely by a single founding developer in New Zealand, eventually even becom

JSON.net in .NET land was this type of dependency for many years. It was maintained largely by a single founding developer in New Zealand, eventually even becoming a core dependency of ASP.NET itself. He got hired by MS eventually but it must have been close to a decade of this library being a dep of nearly every .NET web project under James' stewardship.