RealRTCW mod brings some realism to the classic Wolfenstein game. You can expect ruthless AI, new weapons and rebalanced gameplay. Most of the code changes marked with "RealRTCW" tag.

Features:

• Based on ioRTCW engine, which provides widescreen support, better sounds and x64 support
• New weapons: TT33, MP34, PPSH, Mosin Nagant, M1 Garand, BAR, MP44, MG42, G43, M97, Revolver
• New models for the vanilla weapons, including world models
• Rebalanced weapons characteristics
• Rebalanced AI
• Overhauled sounds
• New HUD and UI
• New difficulty system
• And more!

Arch Linux Repo by M0Rf30: https://aur.archlinux.org/packages/realrtcw/