Armed with this knowledge, Alex tried several approaches. Initially, Alex attempted to use VPNs (Virtual Private Networks) and proxy servers, which were effective for encrypting internet traffic and routing it through servers in other locations, thereby bypassing the ISP's restrictions. However, the ISP, aware of such tactics, had also blocked many known VPN and proxy server addresses.
If you are looking for specific implementations to study or use, these are the most active and well-documented repositories: youtube unblocked github
Projects like Invidious or FreeTube act as a secondary interface for YouTube. They pull video data through their own servers, often removing ads and tracking cookies in the process. Armed with this knowledge, Alex tried several approaches