Top Libraries Websites in Bulgaria

Key Insights on Top Libraries Websites in Bulgaria on January 2026

As of January 2026, nationallibrary.bg leads Libraries in Bulgaria with 71.88K monthly visits. Its audience skews mobile-first (13.76% desktop / 13.76% mobile), and traffic is up month over month 314.63% and down year over year -11.78%. libgen.li holds second with 41.27K visits and a mobile-leaning mix (34.6% desktop / 65.4% mobile), while openlibrary.org ranks third with 16.03K visits.

Across the leaders, mightyhoopla.com is the most mobile-first (100% of visits), whereas data-axle.com is the most desktop-reliant (100%). Momentum favors gamesense.vip in the latest month (10,234.38%), while archive-it.org shows the steepest pullback. On a yearly view, niso.org posts the strongest expansion (36,900%), contrasted with streamcloud.eu (-94.97%).

Acquisition patterns also differ: nationallibrary.bg is driven primarily by search, nationallibrary.bg by direct, and nationallibrary.bg by referral; overall, 36 of the top 100 sites are direct-led, 46 are search-led, and 16 lean on social.

These insights come from the Traffic & Market Toolkit, enriched with extensive clickstream data.

Our AI algorithms analyze petabytes of information from a blend of proprietary and external data pools, reflecting the online activities of over 200 million anonymized users.

For more detailed information on our data-gathering and analysis process, please visit our information page here.