Black Mesa achievement mods

Everything filed under achievement by its own author, ordered by how much it is used.

1 achievement mods, most downloaded first · newest update 9 Mar 2020

All Singleplayer582 Weapon423 npc264 Sound240 Environment183 Multiplayer123 Music102 Map98 Classic96 Creature79 hecu79 HL174 Single player69 Half Life60 Xen56 MP552 Sounds52 Weapons51 reskin51 hev50 replacement49 Glock49 ReTexture48 shotgun47 model45 hd45 fix45 Texture43 joke35 zombie35 Textures34 survival33 Maps32 skin32 headcrab32 BMCE30 crowbar30 35729 Black Mesa27 HUD25 Voice25 Pistol25 Vehicle25 Soundtrack24 Reanimation23 menu23 funny23 sound replacement21 Meme21 Models20 UI20 Localization19 vortigaunt19 hl218 Custom18 Realism18 Suit17 SMG17 Grenade16 RPG16 Translation16 Guard16 Fun16 crossbow16 Animation15 half-life 215 campaign15 4K15 Marine14 Audio14 Main Menu14 Zombies13 Original13 Revolver12 Crab11 Sfx11 Russian11 Remake11 Realistic11 New11 security11 alien10 Decals10 Arms10 Custom Map10 Fixes10 Helicopter10 Charger9 song9 blood9 alyx9 Deathmatch9 health9 atmospheric9 Military9 Lore Friendly8 Gun8 Playermodel7 Assassin7 Script7 Plugin7 Animations7 gman7 Overhaul7 Horror7 radio7 Black Ops7 Barney7 Ammo7 Atmosphere6 Particles6 Scp6 human6 VGUI6 Black6 Hands6 Vehicles6 Item6 Effects6 Improvement6 jeep6 Player5 L4D25 materials5 barnacle5 Humor5 Props5 Replacer5 Eyes5 marines5 Hat5 Damage5 9mm5 Sandbox5 Red5 Update5 Skins5 Alpha5

1 achievement mods

Most downloaded Most followed Recently updated Newest A to Z

Classy Top Hatby EddieboyAmazing! It's literally just two flat colors! This re-skins the purple top hat related to the "Rare Specimen" and "The Rarest Specimen" achievements to look less Willy Wonka and more gentlemanly. This will without a doubt make the achievements alot harder. Are you up for the challenge?600 downloadsupdated 7 y ago

Only one so far. It 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.