Master Buildings

Comprehensive guides for every building type in OpenFront.io. Learn optimal strategies, placement tactics, and advanced techniques to dominate the battlefield.

🏗️ 10 Building Types • 🎯 Strategic Guides • 💡 Pro Tips

Building Categories

From economic foundations to devastating nuclear weapons, master every aspect of OpenFront.io's building system.

Economic Buildings

Foundation of Your Empire

Build the economic foundation of your empire with cities and ports. These buildings provide population capacity and trade income essential for military expansion.

Key Buildings:

  • Cities - +25,000 population capacity
  • Ports - Generate trade income

Military Buildings

Defensive & Offensive Power

Establish defensive perimeters and launch devastating attacks with military buildings. From basic defense posts to nuclear missile silos.

Key Buildings:

  • Defense Posts - Territorial defense
  • SAM Launchers - Anti-missile defense
  • Missile Silos - Nuclear warfare
  • Warships - Naval dominance

Individual Building Guides

Deep dive into each building type with comprehensive strategies, costs, and tactical applications.

Cities

Economic Foundation

The cornerstone of your empire. Learn optimal placement, cost progression, and strategic timing for maximum population growth.

Cost: 125k - 1M gold
Benefit: +25k population
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Ports

Trade Income

Generate steady trade income to fund your expansion. Strategic coastal placement and economic integration tactics.

Cost: 125k - 1M gold
Benefit: Trade income
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Defense Posts

Territorial Defense

Establish defensive perimeters and protect your territory. Essential for border control and strategic positioning.

Cost: 50k - 250k gold
Benefit: Area defense
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SAM Launchers

Anti-Missile Defense

Counter nuclear threats with surface-to-air missile systems. Essential defense against enemy nuclear strikes.

Cost: 1.5M - 3M gold
Benefit: Missile defense
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Missile Silos

Nuclear Warfare

Launch devastating nuclear strikes with atom bombs, hydrogen bombs, and MIRV systems. Ultimate late-game weapon.

Cost: 1M gold
Benefit: Nuclear strikes
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Warships

Naval Dominance

Control the seas with powerful naval units. Essential for coastal defense and amphibious operations.

Cost: 250k - 1M gold
Benefit: Naval control
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Nuclear Weapons Arsenal

Master the ultimate weapons of mass destruction. Each nuclear weapon serves different strategic purposes.

Atom Bomb

Tactical Nuclear

Small blast radius nuclear weapon ideal for precise strikes against concentrated enemy infrastructure.

Blast: Small radius
Use: Tactical strikes
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Hydrogen Bomb

Strategic Nuclear

Large blast radius thermonuclear weapon for devastating area denial and massive infrastructure destruction.

Blast: Large radius
Use: Area denial
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MIRV

Multi-Warhead

Multiple independently targetable reentry vehicles. Deploy multiple mini-warheads across an entire nation.

Blast: Multiple targets
Use: Nation-wide
Learn More

Ready to Master OpenFront.io Buildings?

Start with our comprehensive beginners guide to learn the fundamentals, then dive deep into specific building strategies.