If you enjoy history and maps, then this website is a must-see.

World History Atlas | Ancient and Modern States | Events | English and Russian.

Interactive detailed political map from ancient times to our days. Empires, kingdoms, principalities, republics

The Anna Archives—over 61 million books and 95 million research papers, all free. annas-archive.org/ No registration or login is required to use it. Open the homepage and directly enter the title, author, ISBN, etc. in the search box to search. It also supports multiple languages.

I should learn and try to make something similar.

Untraceable Digital Dissident

ZeroSentinel Nano: Build Your Own Private DNS and NTP Server on a Pi Zero

Turn a Raspberry Pi Zero into a hardened local DNS resolver and trusted NTP server using Unbound, Chrony, and a locked down firewall. This step by ...