Hammer++

Hammer++ is a community-made modification of Valve Hammer Editor for Source that provides an updated, feature-rich version of the editor. The trailer and website can be found here.

Hammer++ currently supports the following branches of the Source engine:

• Counter-Strike: Global Offensive
• Team Fortress 2
• Counter-Strike: Source
• Source 2013 Multiplayer
• Source 2013

Other games/mods tested

Main article:  Installing Hammer++ for Other Games

Game	Working Hammer++ Version	Notes
Portal 2	CS:GO	None
Portal 2: Community Edition	CS:GO	Unsupported by devs; They will not help if any issues are found
Left 4 Dead 2	CS:GO	Some models may appear as errors
Momentum Mod	CS:GO	[confirm]
Titanfall branch games	CS:GO	[confirm] - Runs on heavily modified version of Source, with custom VPK and BSP format, everything is massively rewritten so it's might not work.
Garry's Mod	Source 2013 Multiplayer	View This file as well for additional steps
Day of Defeat: Source	Source 2013 Multiplayer	None
Black Mesa (Steam)	Source 2013 Multiplayer	New lighting entities may not show in lighting preview; use old entities during light test and swap to final for full compile
Black Mesa (Mod)	Source 2013 Singleplayer	Make sure to point towards the Source 2007 compilers!
Mapbase	Source 2013 Singleplayer	None

Features

• Accurate lighting preview
• Upgraded graphic fidelity
• Significantly better stability
• Particle rendering
• 2D + 3D skybox preview
• New model browser, particle browser, color editor, and keybinding editor
• Realtime display of fog and ropes
• Variety of new tools such as physics simulation, gizmo manipulation, drawing of polygon shapes, and convex brush merging
• New func_instance tools
• Quality of life improvements
• ... and much more!

A more detailed feature list can be found on the website and you can support ficool2 via Ko-fi