 As of 2018, the Internet Archive was home to 40 petabytes of data.The Internet Archive also developed many of its own tools for collecting and storing its data, including Petabox for storing the large amounts of data efficiently and safely, and Hertrix, a web crawler developed in conjunction with the Nordic national libraries.Other projects launched around the same time included Australia's Pandora and Tasmanian web archives and Sweden's Kulturarw3.