| 1. | Left 4 Dead: Creating a Level/Map Change Part 1 in L4D Hammer | 35,170 | Tutorial | Left 4 Dead
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| 2. | Left 4 Dead: Creating a Level/Map Change Part 2 L4D Hammer | 34,256 | Tutorial | Left 4 Dead
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| 3. | Left 4 Dead: Navigational Meshes and Spawn Infected/Zombies | 32,670 | | Left 4 Dead
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| 4. | Left 4 Dead: How to Create Survival Gametype Part 1 | 22,982 | Tutorial | Left 4 Dead
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| 5. | Left 4 Dead: Creating a Panic Event | 20,363 | | Left 4 Dead
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| 6. | L4D: Create Custom Movie Poster & VPK File Part 1/3 | 20,019 | Tutorial | Left 4 Dead
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| 7. | L4D1/2: 13 Level Design Tips from The Sacrifice Tutorial | 18,600 | Tutorial | Left 4 Dead
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| 8. | L4D: Environment Creation Part 1 - Interior | 15,273 | Tutorial | Left 4 Dead
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| 9. | Left 4 Dead: How to Create Survival Gametype Part 2 | 14,668 | Tutorial | Left 4 Dead
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| 10. | L4D: Creating a Skybox and Light Environment | 14,536 | | Left 4 Dead
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| 11. | How to Get SourceSDK and L4D Authoring Tools Tutorial | 14,364 | Tutorial | Left 4 Dead
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| 12. | Left 4 Dead: Navigational Meshes Advanced | 14,208 | | Left 4 Dead
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| 13. | L4D: How to Create an Elevator Part 1 | 13,707 | Tutorial | Left 4 Dead
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| 14. | L4D: Creating Breakable Glass in Hammer | 12,832 | | Left 4 Dead
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| 15. | Left 4 Dead: Creating Breakable Walls | 12,697 | | Left 4 Dead
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| 16. | L4D: Standard Elements - Weapons, Player Start | 8,912 | | Left 4 Dead
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| 17. | Left 4 Dead: Environment Creation Part 5 - Textures | 8,814 | | Left 4 Dead
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| 18. | L4D: Creating Rotating Doors | 8,691 | | Left 4 Dead
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| 19. | Left 4 Dead: Overlays vs Decals | 8,576 | | Left 4 Dead
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| 20. | How to Create Video Trailers in Source Engine - L4D1/2: Making of Left2Party | 8,170 | Tutorial | Left 4 Dead
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| 21. | L4D: Create Custom Movie Poster & VPK File Part 3/3 | 7,974 | | Left 4 Dead
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| 22. | L4D: Environment Creation Part 2 - Exterior | 7,868 | Tutorial | Left 4 Dead
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| 23. | L4D: Environment Creation Part 3 - Exterior | 7,121 | Tutorial | Left 4 Dead
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| 24. | L4D: How to Create an Elevator Part 2 | 6,986 | Tutorial | Left 4 Dead
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| 25. | L4D: Create Custom Movie Poster & VPK File Part 2/3 | 6,868 | | Left 4 Dead
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| 26. | Left 4 Dead: Props Overview and How to Create a Rotating Fan | 6,214 | Tutorial | Left 4 Dead
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| 27. | L4D: Creating a Rescue Closet | 6,106 | | Left 4 Dead
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| 28. | Left 4 Dead: Force Info Survivor Position in L4D Hammer | 6,045 | | Left 4 Dead
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| 29. | Trailer: L4D HotelSwiss - Custom Survival Map | 5,775 | | Left 4 Dead
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| 30. | L4D: How to Create Highlighted Glow on Objects | 5,471 | Tutorial | Left 4 Dead
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| 31. | L4D: Creating a Ladder | 4,566 | | Left 4 Dead
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