• 
  Standard Assets (for Unity 2018.4)
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Terrain Sample Asset Pack
  Unity Technologies
  ★★★★
  Free Download
  
• 
  3D Game Kit
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Nature Starter Kit 2
  Shapes
  ★★★★★
  Free Download
  
• 
  2D Game Kit
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Bolt
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Free Platform Game Assets
  Bayat Games
  ★★★★★
  Free Download
  
• 
  Outdoor Ground Textures
  A dog's life software
  ★★★★
  Free Download
  
• 
  Food pack - 3D Microgames Add-Ons
  Unity Technologies
  ★★★★★
  Free Download
  
• 
  Unity Particle Pack
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Starter Assets - Third Person Character Controller
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Conifers [BOTD]
  forst
  ★★★★★
  Free Download
  
• 
  Sunny Land
  Ansimuz
  ★★★★★
  Free Download
  
• 
  Yughues Free Ground Materials
  Nobiax / Yughues
  ★★★★★
  Free Download
  
• 
  Fantasy Forest Environment - Free Demo
  TriForge Assets
  ★★★★★
  Free Download
  
• 
  Grass Flowers Pack Free
  ALP8310
  ★★★★★
  Free Download
  
• 
  Flooded Grounds
  Sandro T
  ★★★★★
  Free Download
  
• 
  Unity Particle Pack 5.x
  Unity Technologies
  ★★★★★
  Free Download
  
• 
  FPS Microgame
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Space Robot Kyle
  Unity Technologies
  ★★★★
  Free Download
  
• 
  RPG Character Mecanim Animation Pack FREE
  Explosive
  ★★★★
  Free Download
  
• 
  Basic Motions FREE
  Kevin Iglesias
  ★★★★★
  Free Download
  
• 
  Unity-Chan! Model
  unity-chan!
  ★★★★★
  Free Download
  
• 
  PUN 2 - FREE
  Exit Games
  ★★★★★
  Free Download
  
• 
  EasyRoads3D Free v3
  AndaSoft
  ★★★★
  Free Download
  
• 
  Free Island Collection
  Bicameral Studios
  ★★★★★
  Free Download
  
• 
  Third Person Controller - Basic Locomotion FREE
  Invector
  ★★★★★
  Free Download
  
• 
  Rock and Boulders 2
  Manufactura K4
  ★★★★★
  Free Download
  
• 
  AllSky Free - 10 Sky / Skybox Set
  rpgwhitelock
  ★★★★★
  Free Download
  
• 
  Fantasy Skybox FREE
  Render Knight
  ★★★★
  Free Download
  
• 
  Dream Forest Tree
  IL.ranch
  ★★★★
  Buy $5.55
  
• 
  Skybox Series Free
  Avionx
  ★★★★
  Free Download
  
• 
  Oculus Integration
  Oculus
  ★★★
  Free Download
  
• 
  Terrain Textures Pack Free
  ALP8310
  ★★★★
  Free Download
  
• 
  Low-Poly Simple Nature Pack
  JustCreate
  ★★★★★
  Free Download
  
• 
  2D Roguelike
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Free Asset - 2D Handcrafted Art
  Alien Nude LTD
  ★★★★★
  Free Download
  
• 
  Zombie
  Pxltiger
  ★★★★
  Free Download
  
• 
  Joystick Pack
  Fenerax Studios
  ★★★★★
  Free Download
  
• 
  Adventure - Sample Game
  Unity Technologies
  ★★★★
  Free Download
  
• 
  DOTween (HOTween v2)
  Demigiant
  ★★★★★
  Free Download
  
• 
  Karting Microgame
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Platformer Microgame
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Mirror
  vis2k
  ★★★★★
  Free Download
  
• 
  Low Poly Shooter Pack - Free Sample
  Infima Games
  ★★★★
  Free Download
  
• 
  Starter Assets - First Person Character Controller
  Unity Technologies
  ★★★★
  Free Download
  
• 
  Realistic Tree 9 [Rainbow Tree]
  Pixel Games
  ★★★★
  Free Download
  
• 
  LowPoly Environment Pack
  k0rveen
  ★★★★★
  Free Download
  
• 
  Free HDR Sky
  ProAssets
  ★★★★★
  Free Download