Source Engine Modding Tools:
Crowbar Modding Tool
Source Multi-Tool
GCFScape
VTFEdit
My batch files (7-zip all VPK's, multi-part VPK and more)
Modding sites:
L4D2 Steam Workshop
GameBanana
GameMaps
ModDB
L4D2Maps
Generally Useful Stuff:
7-Zip
Audacity
Notepad++
Steam Workshop Downloader script for Greasemonkey
Steam Workshop Downloader site
L4D Community AutoExec
Directory Slicer (split folder by size)
Plugins:
Blender Source Tools
CannonFodder's 3DS Max plugins
Source engine languages for Notepad++
Wunderboy's 3DS Max plugins
WallWorm Tools for 3DS Max
Tutorials:
ZeqMacaw's Tidbits
Mr. Funreal's Site
TopHattWaffle
World of Level Design
Valve Developer Wiki
Stalk me:
Last.fm
Naqada Records
SoundCloud
Steam
YouTube
Crowbar Modding Tool
Source Multi-Tool
GCFScape
VTFEdit
My batch files (7-zip all VPK's, multi-part VPK and more)
Modding sites:
L4D2 Steam Workshop
GameBanana
GameMaps
ModDB
L4D2Maps
Generally Useful Stuff:
7-Zip
Audacity
Notepad++
Steam Workshop Downloader script for Greasemonkey
Steam Workshop Downloader site
L4D Community AutoExec
Directory Slicer (split folder by size)
Plugins:
Blender Source Tools
CannonFodder's 3DS Max plugins
Source engine languages for Notepad++
Wunderboy's 3DS Max plugins
WallWorm Tools for 3DS Max
Tutorials:
ZeqMacaw's Tidbits
Mr. Funreal's Site
TopHattWaffle
World of Level Design
Valve Developer Wiki
Stalk me:
Last.fm
Naqada Records
SoundCloud
Steam
YouTube