One or more embodiments provide features for managing and editing content items. In particular, one or more embodiments enable one or more users to access and modify content items from one of multiple client devices without requiring storage of the content item locally on the client device. Additionally, one or more embodiments enable storing reduced resolution content items on multiple client devices in a way that saves storage space on the client devices while providing access to a content item without requiring constant network access to a central system. Further, one or more embodiments enable globally applying local edits to a content item and corresponding reduced resolution content items on multiple client devices.