Chunkweave NBT Editor

Spec sheet

Purpose

Chunkweave edits structured Minecraft Java Edition data in a browser.Read 5 Oct 2026 · nbteditor.org

Audience

The maker describes it as intended for players, map makers, server administrators, and technical creators.Read 5 Oct 2026 · nbteditor.org

Support

The maker lists email contact for privacy, support, and product questions.Read 5 Oct 2026 · nbteditor.org

Integrations and automation

The maker describes the product as for local manual inspection and editing, and says it is not an automation API.Read 5 Oct 2026 · nbteditor.org

Local processing

The editor parses and rebuilds files in a browser Web Worker; the maker says opened world files are not uploaded, stored, or received by Chunkweave.Read 5 Oct 2026 · nbteditor.org

Platform limit

Chunkweave is browser-based and does not offer a Windows, macOS, or Linux desktop installer.Read 5 Oct 2026 · nbteditor.org

Privacy details

The privacy policy says Railway may process request logs, Google Analytics runs only after analytics-cookie consent, and the site loads fonts from Google Fonts.Read 5 Oct 2026 · nbteditor.org

Region browsing

For Anvil regions, it shows populated chunks on a 32×32 map before opening their NBT.Read 5 Oct 2026 · nbteditor.org

Separate-copy export

Edits are rebuilt locally and downloaded as a separate file, leaving the original untouched.Read 5 Oct 2026 · nbteditor.org

Structures

For structure files, it can inspect structure blocks, entities, palettes, and metadata.Read 5 Oct 2026 · nbteditor.org

Supported files

It supports .nbt, .dat, .mca, .mcr, and .schematic files.Read 5 Oct 2026 · nbteditor.org

Typed tree editing

The editor presents NBT data as a typed, editable tree and supports searching nested tags and changing typed values.Read 5 Oct 2026 · nbteditor.org

Undo and redo

The workspace includes undo and redo controls before download.Read 5 Oct 2026 · nbteditor.org

World and player data

It can edit level.dat, playerdata, and other compressed NBT containers.Read 5 Oct 2026 · nbteditor.org

Plans and prices

Every Chunkweave NBT Editor plan and price →

Where Specifiction places it

• Minecraft World Editors#15 of 357.7