The community wiki and guide for Happiness is a Warm Gun — recipes, items, tags and mechanics, kept current for every Minecraft version the mod supports.
Every recipe the mod adds, grouped by how it is made.
AK-47
Bullet
Flare (Black)
Flare (Blue)
Flare (Brown)
Flare (Cyan)
Flare (Gray)
Flare (Green)
Flare (Light Blue)
Flare (Light Gray)
Flare (Lime)
Flare (Magenta)
Flare (Orange)
Flare (Pink)
Flare (Purple)
Flare (Red)
Flare (White)
Flare (Yellow)
Flare Gun
Grenade (EMP)
Grenade (Frag)
Grenade (Napalm)
Grenade (Smoke)
Grenade (Stun)
Luger
Pistol
Rocket
Shotgun
Shotgun Shell
Silenced Pistol
SMG
Sniper Round
Tommy Gun
Fuel Tank
Gun Table