L2 G3D Editor v1.5 + Source

L2 G3D Editor – Geodata Editor for Lineage 2 Files

G3D Editor is an open-source tool designed to edit Lineage 2 geodata in a real-time 3D environment.
It uses a modern JOGL-based engine, providing faster performance and a more accurate visualization compared to older geodata editors.

Features

• Edit Lineage 2 geodata in a full 3D environment
• Real-time visualization of terrain and geodata layers
• High performance JOGL rendering engine
• More accurate editing compared to traditional tools
• Open-source and customizable

How to use

1. Download and install Java 8
2. Extract L2-G3D-Editor.zip
3. Run G3DEditor.bat
4. Click Config
5. Set your Geodata path
6. Set Visible grid range to 16
7. Click OK, then use the search icon to locate maps
8. Select the map you want to edit
9. After finishing your edits, click the save icon

Credits: Forsaiken

This program was recently revisited by LuizRafael79 and it is still under development, you can find more info here:
https://github.com/LuizRafael79/G3D-Editor