Since these mods won't auto-update through Steam, you must install them manually:
You will receive a link to a private site (usually using TeamSpeak3 integration). You will use a tool like or Arma3Sync to add a custom URL. The download speeds are often slower than Steam, as you are pulling files from a unit member's home server. Arma 3 Private Mods
| Method | Best for | Pros | Cons | |--------|----------|------|------| | (Google Drive, Dropbox, OneDrive) | Small groups (≤30) | Simple, free | Manual updates, version chaos | | Private GitHub repo + custom launcher | Developers | Version control, diff updates | Needs technical setup | | Arma3Sync (A3S) private repo | Milsim units (10–200) | Auto-updates, modset locking, legacy stable | Outdated UI, slower on many mods | | Swifty (modern A3S alternative) | Medium–large units | Fast, concurrent downloads, GUI | Requires hosting (HTTP server) | | Team CDN (e.g., BunnyCDN + private key) | Very large communities (500+) | Fast global distribution | Costs money, requires web dev | Since these mods won't auto-update through Steam, you
Specialized vests or patches for a specific MilSim unit. | Method | Best for | Pros |
Private mods allow for a high level of customization that might not be available through public mods. This can be particularly useful for server administrators who want to create a unique experience for their players.
