动作, 休闲, 独立, 免费开玩 - 发行日期: 2026 年 3 月 10 日

Zombie Panic! was an old prototype survival-horror cooperative Half-Life 1 modification, first released back on Oct 31, 2004 as a beta via ModDB and now re-released officially on Steam — for free!

动作, 免费开玩 - 发行于: 2025 年 12 月 12 日

Welcome to Half-Life Arena, a mod that revamps Deathmatch of the original game into a small-scale, high intensity madness with new maps, weapons, bot support and quality of life features inspired by the Head-to-Head mode of the PS2 version of Valve's

动作, 独立 - 发行于: 2024 年 12 月 20 日

德尔塔粒子 – 是一个对《半条命1》进行了大量修改的模组。你将扮演错综复杂的"德尔塔基地"的技术工程师尼克-法瑞尔。不幸的是，主角在错误的时间出现在了错误的地点，因为黑山基地研究设施的一次实验导致了串联共振。

动作, 免费开玩 - 发行于: 2020 年 7 月 1 日

Previously known as Restore-Life, Half-Life: Restored is a fan made modification for Half-Life. This modification will stretch your Half-Life experience with unused, cut and retail version content from original game.

动作, 冒险, 免费开玩 - 发行于: 2018 年 10 月 5 日

Welcome to Halfquake, a collection of three Half-Life modifications. You are here to die.

动作, 冒险, 免费开玩 - 发行于: 2017 年 9 月 21 日

C.A.G.E.D. is an explosive prison escape adventure! Break-out and battle your way to freedom in this electrifying modification for Half-Life.

动作, 冒险, 独立, 免费开玩 - 发行于: 2013 年 12 月 3 日

Half-Life: Before – is a modification for Half-Life with new levels and story. Mod is based on Spirit of Half-Life 1.8 technology, that increases visual and functional component of the mod.You're playing as a Black Mesa scientist Andrew Winner.

动作, 冒险 - 发行日期: 即将宣布

Jump into the fray of Element 64 and save the world from an alien invasion in an action adventure inspired by the classic shooters of 1990s, all set in the award-winning universe of Half-Life. It's dare or die!