If you're a 3D artist or enthusiast, you've probably come across OBJ files as they are widely used for 3D modeling and design. ZBrush, a popular digital sculpting tool, allows you to work with OBJ files easily. Here's how to open an OBJ in ZBrush:

1. Launch ZBrush: Start by opening ZBrush on your computer. If you don't have it yet, you can download and install it from the official website.

2. Import OBJ: Once ZBrush is running, go to the Tool palette and click on the Import button. Navigate to the location of your OBJ file and select it. ZBrush supports the import of OBJ files, so your model should load seamlessly into the software.

3. Adjust Settings: After importing your OBJ file, you can make adjustments to the settings if needed. This includes scaling, rotating, and positioning the model in the ZBrush workspace.

4. Start Sculpting: With your OBJ file successfully imported, you can now start sculpting and modifying the 3D model using ZBrush's powerful tools and features. ZBrush provides a wide range of brushes and techniques for digital sculpting, making it a favorite among artists.

5. Save Your Work: Once you're done working on your OBJ file in ZBrush, be sure to save your progress. ZBrush allows you to save your work in its native format (.ZTL) or export it to other 3D file formats, including OBJ, for use in other software or rendering engines.

And that's it! Opening OBJ files in ZBrush is a straightforward process that allows you to take advantage of ZBrush's advanced sculpting tools for your 3D modeling projects. Whether you're creating characters, creatures, or any other 3D designs, ZBrush's versatility and compatibility with OBJ files make it a valuable tool for artists and designers.