Digital library was created in 1988.

Panjab Digital Library was created in 2003.

World Digital Library was created in 2009.

A Electronic Library consist electronic materials like in digital as well as analog format. for the example Video tap, Audio materials etc. and it required electronic equipment for accessing that type of materials.

In digital Library : a library consist Digital Materials and services. and digital materials are those materials which can accessed by computers or networks (i.e. digital equipment). these materials stored, processed and retried through digital devices.

(Abhishek K. Gupta, Indore)

Digital library, e-library, online library or virtual library is the one that provides access to a collection of information resources in digital form. The e-resources collection could be subscription based or developed using local information resources or a combination of both.