- Apple Music - Marek Omasta
- Bandcamp | m_omasta's collection
- Bandzone.cz | Marek Omasta
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- Discord | m.omasta#9371
- Facebook | Marek Omasta
- Geocaching - Omastík
- GitHub · momasta (Marek Omasta) / Starred
- Google Maps Local Guide: Marek Omasta
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- Last.fm | m_omasta’s Music Profile
- LinkedIn | Marek Omasta
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- Messenger: Marek Omasta
- MyHeritage - Omasta Web Site
- PayPal.Me: MarekOmasta
- Pinterest: Marek Omasta
- Reddit - Marek Omasta (u/m_omasta)
- Sporcle - momasta's Profile
- Unsplash | Marek Omasta (@m_omasta)
- YouTube - Marek Omasta