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L2Developers - Lineage II Development Studio
An arcane workshop of glowing schematics and holographic panels representing custom systems development
Premium Lineage II Development

Custom DevelopmentServices

From concept to live server - we build powerful, stable and immersive Lineage II solutions tailored to your vision. High performance. Clean code. Full source.

Full Capability List

Everything we can build for your server

Grouped by area, each capability links to the service that covers it. This list is a starting point, not a limit.

Systems & Gameplay

  • Custom systems
  • PvP systems
  • PvE systems
  • Economy systems
  • Reward systems
  • Ranking systems
  • Olympiad systems
  • Clan systems
  • Dynamic missions
  • Custom instances
  • Custom events
  • Custom quests
  • Community board development
  • Automation
Learn More

NPCs

  • Custom NPCs
  • Raid & epic bosses
  • Merchant & shop NPCs
  • Manager & service NPCs
  • NPC AI & behavior
  • NPC dialogs & HTML
Learn More

AI & Bots

  • AI player systems
  • Bot systems
  • Fake players
  • Adaptive behavior
  • Pathfinding
  • Combat AI
Learn More

Web & Integrations

  • Websites
  • Landing pages
  • Account panels
  • Community sites
  • Vote reward systems
  • Donation systems
  • API integrations
  • Payment integrations
  • Discord integrations
Learn More

Panels

  • Admin panels
  • Control panels
  • Account panels
  • Vote management panels
  • Donation management panels
  • GM / staff panels
  • Analytics dashboards
Learn More

Launchers

  • Launchers
  • Updaters
  • Patchers
  • File verification
  • Multi-client tools
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Security

  • Guard / protection systems
  • Anti-cheat integrations
  • Anti-bot solutions
  • DDoS hardening
  • Exploit & dupe fixes
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Server & Platform

  • Full server development
  • Server setup
  • Server migration
  • Java development
  • L2JMobius development
  • aCis development
  • Custom pack development
  • Database development
  • Performance optimization
  • Bug fixes
  • Ongoing maintenance
Learn More
Indicative pricing

Indicative pricing

Ranges only - your project is quoted individually.

CategorySimple / CustomIndicative
Small modification / bug fixSimple€20 - €80
Custom NPC / small featureSimple€30 - €200
Custom eventAdvanced€150 - €700
Advanced custom systemAdvanced€300 - €1,200
Launcher / updaterAdvanced€150 - €900
Website + control panelAdvanced€250 - €1,200
Large system / major reworkComplexFROM €1,000
Full server developmentComplexCustom Quote

Prices are indicative. Every Lineage II project is unique - contact us for an exact quote.

Can't find what you need?

Tell us your idea. We can build it.

Have a custom mechanic or a unique requirement? Our team turns concepts into working systems. Describe what you're imagining and we'll tell you exactly how we'd approach it.

Frequently asked questions

Usually within 2-6 hours during working hours, and within a day otherwise. Complex full-server requests may take a little longer because we scope them properly.

Panoramic obsidian skyline with violet castle silhouettes and drifting embers
L2Developers emblem - a golden winged crest set with a violet arcane gem

Tell us your idea. We can build it.

Have a custom mechanic or a unique requirement? Our team turns concepts into working systems. Describe what you're imagining and we'll tell you exactly how we'd approach it.

Chat with us on Telegram