
1. Overview
1.1.3.2 Max Blood Objects. By default this setting is set to 500, ideally this number shouldn’t be set too high as excessive amounts will cause FPS drops. 1.1.3.3 Blood Lifetime. Blood droplets are still classed as objects, this sets the timer at which they will be cleaned up and removed. By default this is 15 minutes. The forms and on armadev about creating units with ace damage. Hope this helps you guys too. ACE3 is a joint effort by the teams behind ACE2, AGM and CSE to improve the realism and authenticity of Arma 3. If you want to contribute something to ACE3, simply fork the GitHub repository and submit your pull requests for review.
This guide will explain how to get ACE3 up and running.
2. Prerequisites
- Download CBA.
- Download ACE3.
3. Install ACE3
- Extract both CBA and ACE3 .zip files into your Arma 3 folder. By default it is located in:
- 32-Bit -
C:/Program Files/Steam/Steamapps/Common/Arma 3/ - 64-Bit -
C:/Program Files (x86)/Steam/Steamapps/Common/Arma 3/
- 32-Bit -
- After extraction you should have the
@aceand@CBA_A3folders inside your Arma 3 folder.
4. Install ACE3 Optional components
Note:
Skip this step if you're not using additional mods. If you are, consult with your mission maker before installing any of these components. If you are a mod creator, please visit the Modularity and PBO Structure page for more information.
4.1 What do they do?
Optional components supplement 3rd party mods with ACE3 features, for example:
- Optional weapon components make Advanced Ballistics possible, as well as the ability to use ACE3 weapon attachments with 3rd party weapons like RHS, HLC, etc.
- Optional tracers component brings back ACE2 ball tracers.
- Optional server component is used to load the userconfig files.
4.2 Which optionals should I use?
Only use the optional components that correspond with your mod-pack.

4.3 How to install these components?
- Inside your
Arma 3@acefolder, you’ll find theoptionalsandaddonsfolders. - Inside the
Arma 3folder create a new folder e.g.Arma 3@ace_optionalsand a subfolderArma 3@ace_optionalsaddons - Copy and paste the relevant
.pboand.bisignfiles from theArma 3@aceoptionalsfolder into theArma 3@ace_optionalsaddonsfolder.
4.3.1 Alternative method to install optionals
- Inside your
Arma 3/@ace/folder, you’ll find theoptionalsandaddonsfolders. - Copy and paste the relevant
.pboand.bisignfiles from theoptionalsfolder into theaddonsfolder. - Copy and paste the
userconfigfolder from theoptionalsfolder into rootArma 3folder.
5. Launch Arma 3 with ACE3
- Launch Arma 3 to start the official game launcher.
- Click
Modsand make sure the checkboxes next toaceandCBA_A3are ticked. - Click
Play
6. Alternative launch methods
6.1 Swifty

- tbd
Arma 3 Ace 3 Tutorials
6.2 Arma3Sync
Arma 3 Ace 3 Tutorial Pc
- Inspect
Addon Optionsand verify theAddon Search Directoriesare leading to your Arma 3 folder. - Return to the
Addonstab and clickRefresh. - Right-click inside
Addon Groups, clickCreate Groupand give it a name. - Drag and drop
@aceand@CBA_A3fromAvailable Addonsinto the new Group you created insideAddon Groupsand make sure the checkboxes are ticked. - Click
Start Game
