Here are the top 3 alternatives to Rutube, depending on what you are looking for (whether it is Russian content, international content, or a decentralized platform):

1. VK Video ()

Best for: Russian-speaking audiences and social media integration. 

VK (Vkontakte) is the largest social network in Russia, and its video platform is the most direct competitor to Rutube. It hosts a massive amount of Russian-language content, including movies, TV shows, user-generated content, and live streams. If you are looking for a similar cultural and linguistic environment to Rutube, VK Video is the number one choice.

2. YouTube

Best for: International content, variety, and global creators.

 Despite restrictions in some regions, YouTube remains the global standard for video hosting. If you are looking for the widest variety of tutorials, music, vlogs, and news, YouTube is the obvious choice. It is the largest video platform in the world and is often used by Russian creators in conjunction with or as a backup to Rutube.

3. Dzen ()

Best for: Blogging, news, and algorithmic recommendations.

 Dzen (formerly Yandex.Zen) is a popular content platform in Russia that integrates video heavily. It uses an algorithm to recommend content based on user interests. While it is a mix of articles and videos, it has become a major hub for Russian video bloggers and media outlets looking to reach an audience without relying solely on Rutube.

Honorable Mentions:

• Platforma (formerly Peertube): If you are looking for a decentralized, open-source alternative that isn not controlled by a single corporation or state, instances of PeerTube might be a good choice.
• Vimeo: If you are a professional filmmaker or artist looking for a high-quality, ad-free portfolio site, Vimeo is a solid alternative, though it lacks the mainstream Russian content.