To download Unofficial, download 'Source code' in releases, 'Resources' for boss models, materials, and sounds.
This generates some new ConVars, so save a backup of cfg/sourcemod/FreakFortress2.cfg and delete it, it will generate new ConVars.
If your upgrading from official verions or applying a major update, restart your server!

Visit the Wiki tab to see a full list of changes. It will include ConVars, boss settings, and other information.

Visit the Issues tab to report any bugs, enhancements, or questions you may have. Here's an template.

SHADoW NiNE TR3S for FreakFortressBBG (and I use most of the code from)
GitHub Profile | GitHub Repository

01Pollux for new additions
GitHub Profile | Pull Reqest

Marxvee for healing, look-based teammate stats HUD, spies disguising as bosses, and backstab animation fix
Steam Profile

Naydef for newer versions of official Freak Fortress
GitHub Profile | GitHub Repository

Fire for various boss settings and feedback
GitHub Profile

MAGNAT2645 for Russian translations and pointing out errors
GitHub Profile

Sarysa for the improved stun code
GitHub Profile | AlliedModders Thread

Bacon Plague and M76030 for their boss self-knockback code
Bacon Plague's Steam Profile | M76030's GitHub Profile

JuegosPablo for skip a boss turn code
AlliedModders Profile

Deathreus for the current boss in server name
GitHub Profile | GitHub Commit

And the original FF2 team(s)
GitHub Repository