As a tribute to all those amazing HL mods out there, I'll post a list naming the best ones, which have turned out to be the Top 25 (on our Retro-LAN-Parties organized by me over the past years):
- Action Half-Life - Directors Cut RC2
- Boxwar 3.0 Beta
- BuzzyBots v2.3d
- Cold Ice - Beta 2.5
- Counter-Strike - Beta 7.1
- Day of Defeat v1.3
- Desert Crisis v1.5c
- Flowers Mod v2.6 - Custom Build
- Front Line Force v1.9
- Gangsta Wars - Beta 2.7
- Goldeneye - Beta 1.9c
- Gunman Chronicles - Mod Version
- Half-Life - Runner - Version Beta 2.1
- Half-Life - Weapon Edition v1.5.0.7
- MechMod - Alpha 1.0
- Opposing Force Redux v1.1
- Ragnarok Arena - Beta 3
- Rats-Mod v2.2
- S.T.A.L.K.E.R. Half-Life - Beta 1.0
- Snow War v2.1
- Surprise! Mod - Beta 0.4
- Sven Co-op v4.8
- The Wastes - RC 1.4
- Train Hunters - Beta 2.1
- X-Half-Life Deathmatch v3.0.3.6 release 20130113.1