← Lab hub
BL4 Parts Database Family IDs, parts list, and item lookup — full Borderlands 4 Parts list.
Open database →
BL4 Item List Browse legit and modded item codes, then spawn directly in your selected editor.
Open codes →
Bl4 Item building Help

Borderlands 4

Save editors

Pick a tool, launch it, and jump back to the lab any time with Lab hub.

Editors

GZO BL4 Editor

Full BL4 editor workflow in your browser.

RetroEditor

Retro terminal style: saves, items, deserializer & parts.

GZO Mobile Editor

Item editor, deserializer & parts tuned for mobile.

MattMab's BL4 Editor

Stable editor hosted at save-editor.be.

Scooter's Toolbox

Comprehensive BL4 save & item tools at save-editor.be.

SuperExboom's BL4 Save Editor

Hosted on Nexus Mods.

Tutorial — MattMab's editor

Walkthrough of MattMab's BL4 Editor (YouTube).