- Original OF music not on Steam?
- This game is awesome
- Dear God! My eyes!
- Linux Server
- opposing force for the ps2
- Hidden Achievements?
- OpFor uses HL soundtrack. What's the story behind this?
- Conveyor control room...
- Opposing Force vs. HL2 Episode One
- thirdperson is glitched
- Please help
- Jumping Issue
- Non Steam Installation
- Please help again
- Can some one get me a link to the Hammer editor for Hl:OpFor?
- Should Colonel Shepard return in HL2?
- Missing text in game menus
- Loading screen mid level.
- Bug
- Canadian Guards
- 5 Achievements for OF
- Quick Weapon Switch?
- Roughly how long is Opposing Force?
- OP4 Missing Sprites
- Race X. Where?
- Pack de alta definición para HL, HL Opposing Force y HL Blue Shift. LINK AQUÍ
- running opposing force
- Need Help With Opposing Force!!
- So my pistols are apparently bugged...
- What if Cpl. Shepard is a girl?
- Opposing force screen problem
- Can the expansions OF and BS work with Half Life: Source?
- Opposing Force Jump Glitch?
- The Hi-Def Pack
- Weird Crash
- Anyone want to work on Ooks Private Beach?
- Anybody else have trouble with your squad?
- HL: Opposing Force retail version
- Blue Shift HD Models
- Gman is Shepards father?!?
- Weird Sky?
- Op For won't run
- Multiplayer active?
- How do I set up a dedicated OF server?
- How do you change title screen?
- I'm in a pickle here
- Opposing Force HUD
- Cheats
- Achievements?
- Please do not use Faked SkyBox!
- impulse 101
- Why replace the AWESOMEST soundtrack?
- Why is my server not on the server list?
- Weird crashing
- Resolution Too Big
- Server list disappeared
- OF and BS w/ HL:S?
- The game keeps freezing on me?
- Story?
- Race X?
- Chat input issues
- What are those zombies?
- italian
- The end of the game
- Any way to make bodies/junk stay?
- I Dreamed I Was Adrian.
- Saves keep disappearing
- Silly opposing force
- flag entity?
- Movement Error
- miptex >= loadmodel -> numtextures
- CTF SDK
- Ping Spikes Online?
- Part II of Opposing Force?
- Opposing Forces install from CD
- Battlefield 2 paid a tribute to Opposing Force
- Second Pistol Doesn't Fire Anymore?
- "Your Activation of Half-Life Platinum Pack has not been completed"?!
- HLTV Support for Op4?
- What ever happened to this game?
- Opposing Force 2 :P
- Opposing force buggy?
- Mod LoadBrushModel wrong version errors
- Opposing Force is Scary
- Where is the game soundtrack?
- How do you Host Op4 multiplayer on Steam?
- is this really all the post this game has got on this forum?...
- Opposing Force & BlueShift in Steam: Bugs Everywhere
- opposing force sdk! how do i get it and install it?
- Half-Life:Opposing Force Achievement Ideas
- Need help installing opposing force
- Spanish audio for OpForce.
- Need help :S
- Is it possible to somehow use the old menu?
- If u no post here in 24 hours opfor forum is mine
- Hide hud in OF
- Opposing Force Recuperation Group
- 357 Lasersight Pistol Doesn't Fire
- A CALL FOR A COMBINED HALF LIFE FORUM
- Corporal Shepard in EP 3 or HL3, etc
- ropes not swinging?
- Strange yellow thing...
- Opposing force @ 1360 x 768
- Game crashes while changing levels
- Configure Controller
- Half-Life: OP Crash on Single-Player start-up
- Extremely good game
- Fixing or replacing the Desert Eagle
- Lighting Glitch
- Ultimate OP4 Model Pack!! (by TrustyCrowbar Team)
- Engineer
- The pistol
- Put the original soundtrack in the game
- Bots for op4?
- Okay so I just thought of something....
- Traduccion Español Opfor
- Something WEIRD in HL:OF...
- I managed to break the game...
- Old, but maybe valid CD-Key for Opposing Force
- I'm trading for this game!
- Full Body Shadows?
- Bots?
- BETA for mac!! YAAY
- Any News-Opposing force source
- Server command for removing the chat delay?
- sv_cheats doesnt work?