Xash3d

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Xash3D is an engine with almost full GoldSrc compatibility and significant improvements. It was developed by Unkle Mike (formerly g-cont, or "Dyadya Misha").

Features

• Written on C
• Detailed & HD Textures support
• Different BSP version support (Q1, HL, HL:BS)
• Raised engine limits
• No modular design
• Cross-platform support (introduced in Xash3D FWGS)
• OpenGL ES support (introduced in Xash3D FWGS)
• WON-like menu

Forks

Since Xash3d is open source and licensed under Gnu public license third party Developers can make forks.

• Sing Engine - fork for linux by adamixik and fire64
• Xash3D FWGS - A fork for Android, Linux, Microsoft Windows and so on. by Flying With Gaus.
• Xash3DEx - (Xash3D Magenta - stillborn project by BlackPhrase). The actual "engine" is a bat file with only 5 strings.
• Xash3D VR - A Xash3d Fwgs Fork for Google Cardboard by Solexid.
• Lambda1VR - A Xash3d Fwgs Fork for Oculus Quest by DrBeef.
• Half-LifeX (Xash3Dx) - A Fork for the Original Xbox. by marty28.
• Xash3DS- A Xash3d Fwgs fork for the Nintendo 3DS.
• Xash3D-Wii - A Xash3d fwgs fork for the Nintendo wii.
• ash3D-RT - A Xash3d fwgs fork with ray tracing by sultim-t. Uses OpenGL Instead of Vulkan.
• nightfire-open (Formerly afterburner) - A fork by noodlecollie to Reimplement James Bond 007: Nightfire game engine and SDK that based on Xash3D FWGS engine and hlsdk-portable.

Limits

Engine limits

Limit	Xash3D	GoldSource (Pre-25th)	GoldSource (Post-25th)
Maximum number of server entities (MAX_EDICTS)	600 - 4096	900 - 2048 (configurable via config) plus 15 * max_players in multiplayer	1200 - 2048
Maximum number of temporary entities (MAX_TEMPENTS)	300 - 2048	500	Unknown
Maximum number of particles (MAX_PARTICLES)	1024 - 8192	4096	Unknown
Maximum number of beams (MAX_BEAMS)	64 - 512	64	Unknown
Maximum number of visible entities in the package (MAX_VISIBLE_PACKET)	512	256	1024
Maximum number of pre-cacheable models (+sprites)(MAX_MODELS)	2048	512	Unknown
Maximum number of pre-cached sounds (MAX_SOUNDS)	2048	512	Unknown
Maximum number of entries to read sentences made up of sentences (MAX_SENTENCES)	2048	1534	2048
Maximum number of user messages (additional messages for protocol inside game dlls) (MAX_USER_MESSAGES)	191	128 (in WON version)	Unknown
Max number of loaded textures (MAX_TEXTURES)	4096	2048 (loaded VGUIs)	Unknown
Number of messages titles.txt (MAX_MESSAGES)	2048	1024	Unknown
Maximum size of indexed textures	4096х4096	512х512	Unknown
Maximum size of full color textures	4096х4096	-	Unknown
Maximum number of models on the map (BSP limit)(MAX_MAP_MODELS)	1024	256	Unknown
Maximum number of map leafs (BSP limit)(MAX_MAP_LEAFS)	32767	8192	Unknown

External Links

• Xash3D Engine on ModDB
• Xash3D FWGS (Old Engine) on GitHub
• Xash3D FWGS (New Engine) on GitHub