Most listed “OSN” links are either:

The best M3U files separate channels into groups:

Most GitHub-based playlists focus on or free-to-air (FTA) channels.

Because free public playlists are shared with thousands of users simultaneously, the hosting servers quickly become overloaded. This results in heavy buffering, low resolution, audio-video desynchronization, and frequent stream drops, especially during live events or high-traffic hours. Legal and Safe Alternatives for OSN Content

A code-hosting platform used by developers. In the context of IPTV, it acts as a central hub where users share open-source streaming tools, playlists, and Electronic Program Guides (EPG).

Free IPTV services can be blocked by Internet Service Providers (ISPs). A VPN ensures privacy and bypasses restrictions.