Editing a BCSV

BCSV (Binary Comma-Separated Values) files are a common file format used in Animal Crossing: New Horizons to store various types of data, such as item information, villager data, and more.

This guide will help you installing Heaven Tool and using it to modify BCSV files.

Installing Heaven Tool

Heaven Tool is the primarly tool used to edit BCSV files, it provides a user-friendly interface for viewing and editing BCSV files.

1. Download the latest version of Heaven Tool from GitHub Releases.

2. Extract the downloaded archive to a folder on your computer.

3. Open the extracted folder and run Heaven Tool.exe.

4. Once the tool is open, click on Open BCSV Editor.

   Tip

   You can optionally check Options > Associate .BCSV files with this program to make it easier to open BCSV files in the future!

5. You’re now ready to edit BCSV files!

Editing BCSV Files

1. With BCSV Editor in Heaven Tool, click on File > Open and select the BCSV file you want to edit.

   • You can also drag and drop a BCSV file into the Heaven Tool window or double-click the file if you associated it with Heaven Tool.

2. The BCSV file will be loaded, and you will see the data in a table format.

3. You can edit the values in the table directly. Double-click on a cell to modify its value.

4. After making your changes, click on File > Save as... to save the modified BCSV file.

5. Choose a location to save the modified file and give it the original name.

   • Make sure to keep the .bcsv extension.
   • If you want to replace the original file, you can save it in the same location as the original BCSV file, but it’s recommended to keep a backup of the original file.

6. Copy/move the modified BCSV file to your romfs/BCSV folder in your mod directory and test your changes in-game.