Activity › Forums › Salesforce® Discussions › What is Component Namespace in Lightning in Salesforce? Salesforce® Discussions What is Component Namespace in Lightning in Salesforce? Posted by Deepak on July 6, 2020 at 10:47 AM What is Component Namespace in Lightning in Salesforce? Kirandeep replied 5 years, 10 months ago 2 Members · 1 Reply 1 Reply Kirandeep Member July 6, 2020 at 2:55 PM Component Namespace. Every component is part of a namespace, which is used to group related components together. … Lightning components that Salesforce provides are grouped into several namespaces, such as aura , ui , and force Log In to reply. Public All Members My Connections Only Me PublicAll MembersMy ConnectionsOnly Me Public All Members My Connections Only Me