CGTrader - CGTrader is an online marketplace at which artists can sell and buy Revit and 3D models.
Epidemic Sound - Website with licensed music to use in youtube videos
3DOcean - 3D Models & Accessories From $1 for 3D Models, Textures, Materials & Shaders, 2D Concepts...
Zapsplat - Zapsplat Royalty free music is a website that covers an extensive list of royalty-free music, making you download over 85000 sounds effects in a very format like Mp3, FLAC, M4A, WAV, ACC, and many others.
TurboSquid - TurboSquid offers 3D models for professionals.
Mixkit Free Sound Effects - Mixkit Free Sound Effects is a website that is introduced for incredible free sound effects, making you use in your cinematic projects without any hurdle.