This article contains a list of encyclopedias, including projects to create new works. Because the number of works that can be considered encyclopedias is very large, this list does not attempt to be comprehensive.
List of historical encyclopedias
List of encyclopedias by language
List of encyclopedias by format (print edition, CD-ROM/DVD-ROM, online)

• List of online encyclopedias
  List of encyclopedias by branch of knowledge (general, specialised, etc.)
  List of digital library projects