J.A.C.K.
JACK Hammer - Setting up JACK level editor - YouTube
Skybox selection & rendition image - J.A.C.K.: My Favorite Level Editor - Mod DB
![Jackhammer - Volatile Development Kit [Goldsource Engine] [Modding Tools]](https://images.gamebanana.com/img/ss/tools/52fb7e60a7724.webp "Jackhammer - Volatile Development Kit [Goldsource Engine] [Modding Tools]")
Jackhammer - Volatile Development Kit [Goldsource Engine] [Modding Tools]
J.A.C.K. on Steam
![Jackhammer - Volatile Development Kit [Goldsource Engine] [Modding Tools]](https://images.gamebanana.com/img/ss/tools/52fb7ef68d919.webp "Jackhammer - Volatile Development Kit [Goldsource Engine] [Modding Tools]")
Jackhammer - Volatile Development Kit [Goldsource Engine] [Modding Tools]
J.A.C.K. :: Official Website
J.A.C.K. :: Official Website
HammUEr, a Hammer/Worldcraft map importer for Unreal Engine - Marketplace - Unreal Engine Forums
J.A.C.K. :: Official Website
J.A.C.K. Level Editor - Crystice Softworks
J.A.C.K. on Steam
![Jackhammer - Volatile Development Kit [Goldsource Engine] [Modding Tools]](https://images.gamebanana.com/img/ss/tools/52fb7eb3d513d.webp "Jackhammer - Volatile Development Kit [Goldsource Engine] [Modding Tools]")
Jackhammer - Volatile Development Kit [Goldsource Engine] [Modding Tools]
Hammer Editor – Simple room example | Jack Goodall
J.A.C.K. Steam Trailer video - J.A.C.K.: My Favorite Level Editor - Mod DB
Valve Hammer Editor - Valve Developer Community
New level editor: Jackhammer
J.A.C.K. 1.1.1212 Available in Steam Store news - J.A.C.K.: My Favorite Level Editor - Mod DB
