Open Source Web Development are several, including: Cost less Open Source web sites do not need to pay expensive licenses or servers requirements to runOwnership Open Source allow our clients to really own the code of the applications we create for them, no encryption or compilations.Flexibility The owner of the code do not need to be bound to a specific company or person, the code is open so can be customized for anybody.Audit ability Closed Source software forces its users to trust the vendor when claims are made for qualities such as security.