Mods / Half Life

• 99mm Assault Rifle (MP5 Classic Style)by SirgibsalotA visual modification to the MP5, bringing back elements of the design from the original Half-Life. Changes include a collapsed stock, a new foreend based of the MP5SD, and an enlarged flash hider to emulate the classic look. Includes edited world model and HUD Icon. This addon has been updated f...13.7k downloadsupdated 7 y ago
• DDefinitive Half-Life 1 Style Nihilanth: HL1 Style Texture + Stitches and Eyes Textureby Cheeky GeckoIMPORTANT: Huge thanks to AmbrosiosRS24 and ChoEv for creating and uploading the stitches and eyes texture, this wouldn't have been possible without their mod! Combines my HL1 style Nihilanth retexture with AmbrosiosRS24's stitches and eyes Nihilanth texture, to create (in my opinion) a much impr...9.2k downloadsupdated 5 y ago
• HHalf-Life 1 Classic Headcrabby Starscre4MHeadcrab based on Half-Life 1 model, made by Elizabeth Edwards. Ported and rigged by Starscre4M.8.7k downloadsupdated 7 y ago
• NNew Lab Doorby sasuke500🌟🌟🌟 READ THE DESCRIPTION CAREFULLY BEFORE YOU WRITE A COMMENT❗️❗️❗️ 🌟🌟🌟 The original owner deleted this for a reason. Luckily, I downloaded it before that happened. Unfortunately, I can't remember the name of the owner. + New Lab Door that replaces the ( labdoor00 ) - It doesn't replaces ( labdoo...8.6k downloadsupdated 5 y ago
• BBMS Classic - Full Game (v1.30)by White and Birdy™READ THE DESCRIPTION BEFORE ASKING QUESTIONS! BMS Classic - Chapter Collection: <to be added> What is BMS Classic? BMS Classic started out as a simple mod aiming to undo some of the changes brought to Black Mesa in 1.0 and 1.5, such as unnecessary railroading, insultingly excessive handholding, q...7.9k downloadsupdated 3 y ago
• UUpdated: Black Mesa 1.5 - Bernetti 9by sasuke500🌟🌟🌟 READ THE DESCRIPTION CAREFULLY BEFORE YOU WRITE A COMMENT❗️❗️❗️ 🌟🌟🌟 + Updated VPK + Default animations + View and World Model + Works Offline and Online + Works on Black Mesa 1.0 + Added front and rear iron sights (view and world model) - No HUD Icons - Incompatible with other animations - In...6.2k downloadsupdated 5 y ago
• CClassic Gonarch Skinby robot grandmaReplaces the Gonarch skin with one more in line with how it looked in the original Half-Life. Made by up-scaling the original Gonarch textures and mixing them with Black Mesa's. Going to probably continue working on it as I think the "Sack" could l5.6k downloadsupdated 4 y ago
• EEnhanced HL1 Music Packby HogPilotThere are many HL1 music packs in the workshop, but many Black Mesa tracks play at different spots than in Half Life. This pack creatively uses the Half Life Soundtrack, while sticking to Black Mesa's music cues. The Xen Soundtrack has not been changed. This pack is compatible with Definitive Edi...4.8k downloadsupdated 6 y ago
• HHalf-Life: Alyx Crowbarby xAll rights reserved by -Emir and Valve Corporation. This mod replaces the texture and model of the crowbar with the version from Half-Life: Alyx I took the model of the crowbar from the gamebanana website and added it to the steam workshop, please, if you find a bug in the mod, write about it to...4.4k downloadsupdated 6 y ago
• OOriginal Half-Life Ammo Value + MP5 Ammo Value And Recoil Reduce (1.5 Compatible)by Kyle MasterOriginal Half-Life Ammo Value and MP5 Ammo Value including MP5 recoil adjustment.4.4k downloadsupdated 9 mo ago
• FFreeman's Mind | Music Replacement ( *UPGRADE* )by [λ] Mr_Mike"Aw, jeez, I'm running late..." ( !NOW INCLUDES ISOLATED VOICE TRACKS & XEN DIALOG! ) Credit to, That_1_Guy for pointing out where I could find them! Hope I'm not too late to the party... I've finally returned to happily deliver the long awaited, fixed up, improved, Freeman's Mind Music Replaceme...4.2k downloadsupdated 4 y ago
• HHalf-Life Items Soundsby 76561198396472577About this addon This addon replaces medkit pickup, battery pickup, weapon pickup, ammo pickup, healing and HEV charging sounds with original ones from Half-Life. Compatibility State This addon works perfectly without any additional tweaks. No manual installation is required. Installation To inst...3.8k downloadsupdated 3 y ago
• HHalf-Life VOXby 76561198396472577"Hello. The Automatic Diagnostic and Announcement System welcomes you to the Black Mesa Research Facility. Remember, have a secure day!" About this addon This addon brings back original Annoucement System from Half-Life to Black Mesa. Every VOX annoucement is replaced with Half-Life VOX including...3.8k downloadsupdated 6 y ago
• HHL1 HEV Suit Voiceby DralkkinReplaces the new HEV Suit voice with the one from the original Half-Life.3.6k downloadsupdated 6 y ago
• HHalf-Life-Styled Shotgunby White and Birdy™You ever have one of those times when your brain throws an idea at you, and you're like, "Sure, why not?" even though you've got other things you should be working on? Yeah. This is a remake of Half-Life's original low-definition shotgun model. Yes, I know the Classic Weapons pack already exists,...3.6k downloadsupdated 6 y ago
• HHalf-Life Styled Jump Padby Dan 117About This a retexture i made that change the the xenian jump pad to more ressemble the one from half-life 1. This dosent change the model only the texture. Installation Subscribe and it will automatically download all the content! It will automatically install and be ready to use! but if you get...3.6k downloadsupdated 4 y ago
• HHalf-Life-Styled MP5SD (Extended Stock)by White and Birdy™I was bored, and Blender is fun to play around with. This happened. This started out with the intention of being a remake of sorts of Half-Life's MP5SD-with-M203 viewmodel thing, but somewhere along the line, it ended up looking like... Well, a real MP5SD, more or less. Regardless, I'm very, very...3.6k downloadsupdated 5 y ago
• GGrenade Reskinby sasuke500🌟🌟🌟 READ THE DESCRIPTION CAREFULLY BEFORE YOU WRITE A COMMENT❗️❗️❗️ 🌟🌟🌟 ❓Reasons: 1. Easier to find on steam workshop 2. For everyone and for the next generations to come 3. I re-uploaded it because it worked on Black Mesa and has no issue at all. " I DO NOT OWN IT! " 💡Features: + Before and Afte...3.5k downloadsupdated 7 y ago
• OOriginal HL1 Weapon Sounds in HDby The Yodeling Gangster #ITSOVER!Please note that I have not updated this in a while, nor do I plan to. I can't help with any issues that may be caused by this mod. NOTICE: IF YOU HAD A PREVIOUS VERSION OF THIS MOD INSTALLED AND IT'S UPDATED NOW, MAKE SURE TO DELETE YOUR SOUND CACHE FILES TO MAKE SURE YOU DON'T GET EAR PIERCING...3.5k downloadsupdated 6 y ago
• HHalf-Life-Styled Pistolby White and Birdy™Because someone suggested it and I have no sense of self-control. Here's a remake of Half-Life's weird Glock thingy, complete with windowed mags. There's also a model with a suppressor for the Black Ops to use. If you're using this mod on its own, then subscribing to it on the Workshop should wor...3.2k downloadsupdated 6 y ago
• HHalf-Life HEV Suit Voiceby 76561198396472577"Welcome to the HEV mark IV protective system. For use in hazardous environment conditions." About this addon This addon brings back original HEV Suit voice system from Half-Life to Black Mesa. Compatibility State This addon works perfectly without any additional tweaks. No manual installation is...3.1k downloadsupdated 8 y ago
• IIMPROVED MESA (FULL GAME)by Anticitizen OneREAD DESCRIPTION BEFORE DOWNLOAD About this mod: This mod was born with the aim of adding some changes such as adding more enemies to the game, with the old name Enemies +. Over time my experience with modding Source has improved, so I have turned the old Enemies + into what you see here. Now IMP...3.1k downloadsupdated 3 y ago
• SScientist Xenians Soundsby 76561198396472577"Why do we all have to wear these ridiculous ties?" About this addon This addon replaces Headcrab, Zombie, Vortigaunt, Bullsquid, Houndeye, Alien Grunt, Alien Controller and Snark sounds with Scientists' voice lines from Half-Life. Compatibility State This addon works perfectly without any additi...3.0k downloadsupdated 3 y ago
• HHalf-Life Weapons Soundsby 76561198396472577About this addon This addon replaces crowbar, Glock, .357, MP5, SPAS, crossbow, RPG, Tau Cannon, Gluon Gun, Hivehand, grenade, tripmine, satchel, M2 Browning, TOW and mortar sounds with original ones from Half-Life. Compatibility State This addon works perfectly without any additional tweaks. No...3.0k downloadsupdated 3 y ago
• HHalf-Life 1 Style Nihilanth Retextureby Cheeky GeckoRetextures the Nihilanth to resemble it's Half-Life 1 counterpart, with dark circles around the eyes and mouth, and the pale yellow-ish skin. No more fleshy space baby for you!2.8k downloadsupdated 5 y ago
• HHL1 Styled Default Arms Textureby Cheeky GeckoSo this is something that was started when I edited a HD viewmodel arm texture made by WhiteDove101 ( ) by shifting the colours to a more HL1 style orange and changing the red ends of the suit arms to black. Then the absolute legend RizGBlue was kind enough to edit the normal maps for me, by remo...2.7k downloadsupdated 5 y ago
• HHalf-Life-Styled Shotgun on Chris' HD-Styled Sleevesby White and Birdy™NOTE: This mod REQUIRES Chris' HD-Styled Sleeves mod for its arm textures. Installing just this mod will result in the arms showing a missing texture in-game. Both mods must also be mounted manually, via the /custom/ folder. See below for details. Here's a version of my HL1-styled shotgun model,...2.5k downloadsupdated 6 y ago
• HHalf-Life-Styled MP5SD (Retracted Stock)by White and Birdy™I was bored, and Blender is fun to play around with. This happened. This started out with the intention of being a remake of sorts of Half-Life's MP5SD-with-M203 viewmodel thing, but somewhere along the line, it ended up looking like... Well, a real MP5SD, more or less. Regardless, I'm very, very...2.3k downloadsupdated 5 y ago
• HHalf-life menu logo replacementby RadioActivaSo you can pretend it's half life but made in 2015/half life source but not just hl1 ported into source engine --- N O T E --- If this addon didn't load then try the following : 1. Locate this addon's vpk (hl1 logo.vpk) in the workshop folder (it's within one of the subfolders of workshop) 2. Cop...2.1k downloadsupdated 8 y ago
• HHalf-Life Sounds Remade (v1.2)by trans rightsvideo died :/ i'm Depressed anyways In the spirit of 1.0, I decided to remake most of the classic half life weapon sounds, cuz satisfaction.. Why are weapon sounds so soothing? Anyways, this mod has a lot more creative freedom than my original stereo master, and i hope it'll bring more of a half-...2.0k downloadsupdated 7 y ago
• UU.S. Military Early 2000s era V2 - [HECU/Urban Warrior Edition]by Cheeky Gecko\/ \/ \/ IMPORTANT: YOU MUST DOWNLOAD THIS FIRST \/ \/ \/ You MUST download and install U.S. Military Early 2000s era V2 (M81 Woodland) BEFORE you install this mod, or else it won't do a damn thing. (MUST BE THE WOODLAND VERSION OF THE MOD, NOT THE DESERT) This mod basically retextures the Early...1.9k downloadsupdated 4 y ago
• CClassic-Style Revolver With Hi-Poly World Modelby White and Birdy™Something relatively quick and simple. A recolour of the revolver's texture to make it better resemble how it looked in HL1. Features: - Glowing sights (front sight included) - More reflective normalmap (shiny!) - Higher-poly world model (because I felt like playing around with Blender instead of...1.9k downloadsupdated 5 y ago
• HHalf-Life 1 Gun-Feel For Juniez's Classic Weapon Packby 1/4 Life [bazzite.gg]DEPENDS ON WORKSHOP ITEMS THAT REQUIRE MANUAL INSTALLATION, BE SURE TO READ THEIR DESCRIPTONS Modifies the gun-feel of Black Mesa to better match the original Half-Life. Based on a mod originally created by Johnnylew and enhanced with additional previously-impossible changes thanks to mods create...1.9k downloadsupdated 4 y ago
• LLambda Core Map H Overhaul Additional Weaponsby XRGM1267If you wanted the definitive version of the HL1 styled Map H for Lambda Core, this it it. This replaces Map H of the Lambda Core based on SEELE 01's Map H Overhaul mod. It basically adds the Tau Cannon and Hivehand for this overhauled map for those who skipped the certain weapons in Questionable...1.8k downloadsupdated 6 y ago
• HHL1 sentry beepby Anticitizen OneRestore HL1 beep sound in black mesa for sentries (ground and ceiling)1.8k downloadsupdated 4 y ago
• BBMS Classic - Office Complex (v2.00)by White and Birdy™READ THE DESCRIPTION BEFORE ASKING QUESTIONS! BMS Classic - Full Download: BMS Classic - Chapter Collection: <to be added> Didn't you already upload Office Complex? Why did you upload it again? For visibility. Office Complex was last updated in April 2021, and it's undergone some significant work...1.6k downloadsupdated 3 y ago
• HHL1 Blast Pit Voxby DralkkinReplaces the new Blast Pit overhead announcements added in 1.5 with the Classic Half-Life 1 announcer voice. Either use it by itself to help give Blast Pit that 'older part of the facility' vibe or use it in conjunction with another pre 1.5 Vox replacer for consistency.1.6k downloadsupdated 6 y ago
• BBMS Classic - "We've Got Hostiles" Extended (v2.51)by White and Birdy™READ THE DESCRIPTION BEFORE ASKING QUESTIONS! Didn't you already upload We've Got Hostiles? Why did you upload it again? For visibility. Office Complex was last updated in March 2021, and it's been nearly entirely reworked since then. This also gives users the choice to stick to the older version...1.4k downloadsupdated 22 mo ago
• HHL1 Style G-Manby poodungWhile staring at a comparison picture of G-Man in HL1 and HL2, I noticed his suit looked different in ways other than the colors and decided since no one else wanted to make a model that resembles the HL1 suit more, I guess I'll make my own!1.4k downloadsupdated 2 y ago
• DDifferent Weapon Soundsby sasuke500Uses a different weapon sounds from Half Life 1, Counter-Strike and CSGO. I know that most of you know what these games weapon sounds like <3 The only changes are: Crossbow, Crowbar, FX, Glock, Gluon, Grenade, Mine, MP5, Shotgun and Tripmine. The rest of the weapon are remain default. Therefore i...1.3k downloadsupdated 7 y ago
• HHalf-Life-Styled Pistol on Chris' HD-Styled Sleevesby White and Birdy™NOTE: This mod REQUIRES Chris' HD-Styled Sleeves mod for its arm textures. Installing just this mod will result in the arms showing a missing texture in-game. Both mods must also be mounted manually, via the /custom/ folder. See below for details. And a version of my HL1-styled Glock pistol thing...1.3k downloadsupdated 6 y ago
• MMiscellaneous Soundsby sasuke500It changes the following sounds: - Environment Explosions and Explosions (Half-Life 1) - Weapon Selection (Counter-Strike 1.6) - Flashlight ON/OFF - NPC (sniper, LAV and Sentry Ceiling) - Metal Grenade Impact I apologies because I don't have video recording to show you a preview. Most of you know...1.2k downloadsupdated 7 y ago
• HHalf-Life Toned MP5by trans rightsChanged the color scheme of the MP5, to make it more closely resemble the one from half-life 1, without overdoing the it. Believe me, a lighter grey looks terrible.1.1k downloadsupdated 8 y ago
• HHalf-Life-Styled MP5SD on Chris' HD-Styled Sleevesby White and Birdy™NOTE: This mod REQUIRES Chris' HD-Styled Sleeves mod for its arm textures. Installing just this mod will only result in an FOV change in-game. Both mods must also be mounted manually, via the /custom/ folder. See below for details. My Half-Life-styled MP5SD model, compiled on Chris' HD HEV arms w...1.1k downloadsupdated 5 y ago
• HHalf-Life 1 Anthology Soundtrack For Xenby 1/4 Life [bazzite.gg]About This soundtrack is a modified version of Classic soundtrack for Xen (custom) originally created by 1v4n94 and ~Lightwλve~. The intent of this pack is to give Black Mesa's Xen the Half-Life soundtrack while keeping repetition across the entire campaign to a minimum. Since Black Mesa's Xen is...972 downloadsupdated 4 y ago
• IIMPROVED MESA + CLASSIC XEN COLORSby Anticitizen OneREAD DESCRIPTION BEFORE DOWNLOAD About this mod: This mod was born with the aim of adding some changes such as adding more enemies to the game, with the old name Enemies +. Over time my experience with modding Source has improved, so I have turned the old Enemies + into what you see here. Now IMP...944 downloadsupdated 3 y ago
• CClassic Half-Life Charger Soundsby mcjodiceReplaces the health and suit charger sounds with the sounds from the original Half-Life. Uses the raw .wav files ripped straight from the Half-Life Source VPKs, spliced together to function properly in Black Mesa.894 downloadsupdated 3 y ago
• HHalf-Life 1 Soundtrack For On A Rail Uncutby 1/4 Life [bazzite.gg]About Replaces the tracks added by On a Rail Uncut with a selection of music from the HL1 soundtrack Big thanks to HogPilot for the original item this is meant to be used along with (Enhanced HL1 Music Pack). Install Guide Due to Black Mesa workshop weirdness, you'll need to copy the files from T...791 downloadsupdated 4 y ago

60 half life 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.