Mods / ost

• CClassic Xen Soundtrackby Johnny BrownAbout It replaces the entire Xen soundtrack with tracks by Kelly Bailey and Chris Jensen (the composer of Opposing Force and Blue Shift) without any repetition or silence instead of the music. Also all in-game track loops are preserved. The addon uses tracks from Half-Life 1, Opposing Force and M...2.5k downloadsupdated 4 y ago
• EEarly Cliffside Surface Tension OSTby TheoTTGThis mod replaces the 'Surface Tension 1 - Part 2' track during the cliffside Surface Tension helicopter fight with an early version of 'Surface Tension 1' to provide a little more variety. Early 'Surface Tension 1' found on the Black Mesa: Source wiki. (Accessed via the Wayback Machine) Amplifie...2.0k downloadsupdated 5 y ago
• BBlack Mesa + Half-Life - Fused Music (V4)by AlexPandes22A simple music replacement mod, just replacing some music tracks with mashups/fusions of Half-Life 1 songs with the ones from Black Mesa. To make it work, just put it in the custom folder. If it still doesn't work, type 'snd_restart' in the console (without the apostrophes). **I DID NOT MAKE (mos...274 downloadsupdated 16 mo ago
• EEntropy Zero 2 Soundtrack for Xen (UPDATE 1)by 76561199567632903Composed and produced by: Spencer Baggett (Baggett Sounds) Shadows of Death -- Confrontation Nihilist -- Legacy Part 2 Alien -- An Unsightly Sight Mind Games -- Vortigaunts Reprise Transcendent -- Cognitive Replacement While these are the only ones that are currently available on the mod, there a...108 downloadsupdated 7 mo ago

4 ost mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.