download HLRA version for development [158 Mb in .7z archive].
ra.fgd — HLRA game definition file ver. 4 for map editors [10 Kb].
Or you can download
Half-life Red Alert Xpantion demo created in 2003 year under Half-Life ver. 188.8.131.52 or later (of course, except version 2 and later). ≈72 Mb .msi file in Microsoft Installer format.
for Half-life: Red Alert mod ver. 004 from January 2014 for old HLRA demoversion 2003 year.
It is complemented by the updated models, textures, sounds and sprites. It also included the updated code from the previous patch.
Unpack the 004 patch in "Half-Life" folder (or "Half-Life Opposing Force" or etc.)
and it will update the contents of subfolder "Ralert". download patch v.004 [33 Mb in .7z archive].
Dzug@ru's new map for Source engine is made like minimod RED MESA for Half-Life 2
download betaversion of RED MESA [6,9 Mb].
It needs only original Half-Life 2, you needn't have any Episode.
Architecture is look like first maps of Red Alert Xpantion mod for
Half-Life 1, but there aren't the same:
You can take brief review of this Source minimod in short
from its alfaversion. Quality of that video is not really cool because Dzug@ru didn't make a cubemaps in alfa (but you can
download beta) and compression of video is too high.
X-abaddon — well made big singleplayer map for Half-Life 1 by Loony T.M.
It represents a variation of the Xen planet world.
Fans of Xen places must download and play quickly! Map has its own textures in wad file.
download map X-abaddon.bsp with textures wad file [1320 kb in .zip archive]. and here you can download source of the map xsource.rmf without wad file [198 kb in .zip archive].
Blue Hi-Tech —
not very big multiplayer map by Yozhik for Half-Life 1.
Map is required only original Half-life game and it is not needed any extra resources.