- Apple Music - Marek Omasta
- Bandcamp | m_omasta's collection
- Bandzone.cz | Marek Omasta
- ČSFD.cz | m.omasta
- Discord | m.omasta#9371
- Facebook | Marek Omasta
- Geocaching - Omastík
- GitHub · momasta (Marek Omasta) / Starred
- Google Maps Local Guide: Marek Omasta
- Gravatar - Marek Omasta
- Last.fm | m_omasta’s Music Profile
- LinkedIn | Marek Omasta
- Mapy.cz • Author's photos • Marek Omasta
- Messenger: Marek Omasta
- mojeID | 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