International Journal of Web Applications Krishna Brahma, Manoj Kumar Verma 10 4 2018 10.6025/ijwa/2018/10/4/117-126 http://www.dline.info/ijwa/fulltext/v10n4/ijwav10n4_1.pdf The present study evaluates the national libraries’ websites of five countries i.e., Brazil, Russia, India, China and South Africa (BRICS). It analyzes the domain & page authority, domain extensions, internal equity-passing links, external equity-passing links, internal links, external links, total links, followed linking root domains, total linking root domains, just discovered links, linking C blocks, spam score, types of file format and Web Impact Factor of five national libraries’ websites. The study explored that the domain (67) & page Authority (73) of the National Library of China was the highest, the National Library of Russia has secured the highest internal equity-passing links (79884), total equity-passing links (99661) and Total Links (101000), while, the highest external equity-passing links (22354), total external links (22592) and followed linking root domains (1674) was occupied by National Library of China. It also observed that all the selected national libraries are using 100% HTML, PDF, JPEG, and GIF file formats, followed by PNG, WMA and the lowest was MS-Word, the maximum file formats were used by National Library of Brazil (7). National Library of Russia occupied first place with highest Internal WIF, External WIF and Simple WIF of 1210.36, 326.6 and 1530.3 respectively.